diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index eec1041021..b85c8c8fb0 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,7 +1,9 @@
 name: CI
 
 on:
-    push: ~
+    push:
+        branches:
+            - master
     pull_request: ~
     workflow_dispatch: ~
 
diff --git a/src/Backend/Core/Engine/Authentication.php b/src/Backend/Core/Engine/Authentication.php
index 8a0a5c2be2..7ec2aeacd8 100644
--- a/src/Backend/Core/Engine/Authentication.php
+++ b/src/Backend/Core/Engine/Authentication.php
@@ -9,6 +9,7 @@
 use DateTime;
 use DateTimeZone;
 use RuntimeException;
+use function Symfony\Component\String\s;
 
 /**
  * The class below will handle all authentication stuff. It will handle module-access, action-access, ...
@@ -170,7 +171,7 @@ public static function isAllowedAction(?string $action = null, ?string $module =
         // The url should only be taken from the container if the action and or module isn't set
         // This way we can use the command also in the a console command
         $action = $action ?: BackendModel::get('url')->getAction();
-        $module = \SpoonFilter::toCamelCase($module ?: BackendModel::get('url')->getModule());
+        $module = s($module ?: BackendModel::get('url')->getModule())->camel()->title()->toString();
 
         // is this action an action that doesn't require authentication?
         if (isset($alwaysAllowed[$module][$action])) {
@@ -220,7 +221,7 @@ public static function isAllowedModule(string $module): bool
     {
         $modules = BackendModel::getModules();
         $alwaysAllowed = array_keys(self::getAlwaysAllowed());
-        $module = \SpoonFilter::toCamelCase($module);
+        $module = s($module)->camel()->title()->toString();
 
         // is this module a module that doesn't require user level authentication?
         if (in_array($module, $alwaysAllowed, true)) {
diff --git a/src/Backend/Core/Engine/Base/Action.php b/src/Backend/Core/Engine/Base/Action.php
index 853c73dbb3..31587d5a52 100644
--- a/src/Backend/Core/Engine/Base/Action.php
+++ b/src/Backend/Core/Engine/Base/Action.php
@@ -2,17 +2,18 @@
 
 namespace Backend\Core\Engine\Base;
 
+use Backend\Core\Engine\Header;
+use Backend\Core\Engine\Model as BackendModel;
+use Backend\Core\Engine\Url;
 use Backend\Core\Engine\TwigTemplate;
+use Backend\Core\Language\Language as BL;
 use Common\Exception\RedirectException;
 use ForkCMS\App\KernelLoader;
 use Symfony\Component\Form\Form;
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpFoundation\Response;
 use Symfony\Component\HttpKernel\KernelInterface;
-use Backend\Core\Engine\Header;
-use Backend\Core\Language\Language as BL;
-use Backend\Core\Engine\Model as BackendModel;
-use Backend\Core\Engine\Url;
+use function Symfony\Component\String\s;
 
 /**
  * This class implements a lot of functionality that can be extended by a specific action
@@ -171,7 +172,9 @@ public function execute(): void
             $this->template->assign('report', true);
 
             // camelcase the string
-            $messageName = strip_tags(\SpoonFilter::toCamelCase($this->getRequest()->query->get('report'), '-'));
+            $messageName = strip_tags(
+                s($this->getRequest()->query->get('report'))->replace('-', ' ')->camel()->title()->toString()
+            );
 
             // if we have data to use it will be passed as the var parameter
             if (!empty($var)) {
@@ -189,7 +192,9 @@ public function execute(): void
         // is there an error to show?
         if ($this->getRequest()->query->get('error', '') !== '') {
             // camelcase the string
-            $errorName = strip_tags(\SpoonFilter::toCamelCase($this->getRequest()->query->get('error'), '-'));
+            $errorName = strip_tags(
+                s($this->getRequest()->query->get('error'))->replace('-', ' ')->camel()->title()->toString()
+            );
 
             // if we have data to use it will be passed as the var parameter
             if (!empty($var)) {
diff --git a/src/Backend/Core/Engine/Base/Widget.php b/src/Backend/Core/Engine/Base/Widget.php
index 09da4ee5be..883a641aad 100644
--- a/src/Backend/Core/Engine/Base/Widget.php
+++ b/src/Backend/Core/Engine/Base/Widget.php
@@ -129,8 +129,7 @@ public function isAllowed(): bool
      */
     protected function setColumn(string $column): void
     {
-        $allowedColumns = ['left', 'middle', 'right'];
-        $this->column = \SpoonFilter::getValue($column, $allowedColumns, 'left');
+        $this->column = in_array($column, ['left', 'middle', 'right'], true) ? $column : 'left';
     }
 
     protected function setPosition(int $position): void
diff --git a/src/Backend/Core/Engine/DataGrid.php b/src/Backend/Core/Engine/DataGrid.php
index 0942fc0876..1e7495c89b 100644
--- a/src/Backend/Core/Engine/DataGrid.php
+++ b/src/Backend/Core/Engine/DataGrid.php
@@ -5,8 +5,8 @@
 use Backend\Core\Engine\Model as BackendModel;
 use Backend\Core\Language\Language as BackendLanguage;
 use SpoonDatagridSource;
-use SpoonFilter;
 use SpoonFormDropdown;
+use function Symfony\Component\String\s;
 
 /**
  * This is our extended version of \SpoonDataGrid
@@ -74,7 +74,7 @@ public function __construct(SpoonDatagridSource $source)
 
             // set default label
             $this->setHeaderLabels(
-                [$column => SpoonFilter::ucfirst(BackendLanguage::lbl(SpoonFilter::toCamelCase($column)))]
+                [$column => s(BackendLanguage::lbl(s($column)->replace('_', ' ')->camel()->title()->toString()))->title()->toString()]
             );
         }
 
@@ -120,7 +120,7 @@ public function addColumn(
             $value =
                 '<a href="' . $url . '" class="btn btn-default btn-xs pull-right">' .
                 ($icon ? '<span class="fa ' . $icon . '" aria-hidden="true"></span>&nbsp;' : '') .
-               SpoonFilter::ucfirst($value) .
+               s($value)->title() .
                 '</a>';
 
             // reset URL
@@ -132,7 +132,7 @@ public function addColumn(
             $value =
                 '<a href="' . $url . '" class="btn btn-default btn-xs">' .
                 ($icon ? '<span class="fa ' . $icon . '"></span>&nbsp;' : '') .
-                SpoonFilter::ucfirst($value) .
+                s($value)->title() .
                 '</a>';
 
             // reset URL
@@ -162,7 +162,7 @@ public function addColumn(
             // add special attributes for actions we know
             $this->setColumnAttributes(
                 $name,
-                ['class' => 'fork-data-grid-action action' . SpoonFilter::toCamelCase($name)]
+                ['class' => 'fork-data-grid-action action' . s($name)->replace('_', ' ')->camel()->title()]
             );
         }
 
@@ -221,7 +221,7 @@ public function addColumnAction(
         $this->setColumnAttributes(
             $name,
             [
-                'class' => 'fork-data-grid-action action' . SpoonFilter::toCamelCase($name),
+                'class' => 'fork-data-grid-action action' . s($name)->replace('_', ' ')->camel()->title(),
                 'style' => 'width: 10%;',
             ]
         );
@@ -404,7 +404,7 @@ public function setColumnConfirm($column, $message, $custom = null, $title = nul
 
         // set title if there wasn't one provided
         if ($title === null) {
-            $title = SpoonFilter::ucfirst(BackendLanguage::lbl('Delete') . '?');
+            $title = s(BackendLanguage::lbl('Delete') . '?')->title()->toString();
         }
 
         // grab current value
@@ -492,11 +492,11 @@ public function setMassAction(SpoonFormDropdown $actionDropDown): void
         // build HTML
         $HTML =
             '<label for="' . $actionDropDown->getAttribute('id') . '">' .
-            SpoonFilter::ucfirst(BackendLanguage::lbl('WithSelected')) .
+            s(BackendLanguage::lbl('WithSelected'))->title() .
             '</label>' .
             $actionDropDown->parse() .
             '<button type="button" class="btn btn-default jsMassActionSubmit">' .
-            '   <span>' . SpoonFilter::ucfirst(BackendLanguage::lbl('Execute')) . '</span>' .
+            '   <span>' . s(BackendLanguage::lbl('Execute'))->title() . '</span>' .
             '</button>';
 
         // assign parsed html
diff --git a/src/Backend/Core/Engine/DataGridFunctions.php b/src/Backend/Core/Engine/DataGridFunctions.php
index 10bceb044a..a586396024 100644
--- a/src/Backend/Core/Engine/DataGridFunctions.php
+++ b/src/Backend/Core/Engine/DataGridFunctions.php
@@ -5,7 +5,7 @@
 use Backend\Core\Engine\Model as BackendModel;
 use Backend\Core\Language\Language as BackendLanguage;
 use SpoonDate;
-use SpoonFilter;
+use function Symfony\Component\String\s;
 
 /**
  * A set of commonly used functions that will be applied on rows or columns
@@ -23,8 +23,11 @@ class DataGridFunctions
      */
     public static function cleanupPlainText(string $var): string
     {
-        // detect links
-        $var = SpoonFilter::replaceURLsWithAnchors($var);
+        // replace links with a tags
+        $var = s($var)->replaceMatches(
+            '~(https?://[^\s]+)~',
+            '<a href="$1" rel="nofollow noopener">$1</a>'
+        )->toString();
 
         // replace newlines
         $var = str_replace("\r", '', $var);
@@ -295,7 +298,7 @@ public static function truncate(string $string, int $length, bool $useHellip = t
 
         // less characters
         if (mb_strlen($string) <= $length) {
-            return SpoonFilter::htmlspecialchars($string);
+            return htmlspecialchars($string);
         }
 
         // more characters
@@ -312,7 +315,7 @@ public static function truncate(string $string, int $length, bool $useHellip = t
             $string .= '…';
         }
 
-        return SpoonFilter::htmlspecialchars($string);
+        return htmlspecialchars($string);
     }
 
     /**
diff --git a/src/Backend/Core/Engine/Form.php b/src/Backend/Core/Engine/Form.php
index 4483814a38..321e3e101d 100644
--- a/src/Backend/Core/Engine/Form.php
+++ b/src/Backend/Core/Engine/Form.php
@@ -7,6 +7,7 @@
 use SpoonFormFile;
 use SpoonFormTextarea;
 use Symfony\Component\DependencyInjection\Exception\ServiceNotFoundException;
+use function Symfony\Component\String\s;
 
 /**
  * This is our extended version of \SpoonForm
@@ -31,7 +32,7 @@ public function __construct(
         $url = BackendModel::getContainer()->get('url');
 
         parent::__construct(
-            $name ?? \SpoonFilter::toCamelCase($url->getModule() . '_' . $url->getAction(), '_', true),
+            $name ?? s($url->getModule() . ' ' . $url->getAction())->camel()->toString(),
             $action,
             $method ?? 'post',
             null,
diff --git a/src/Backend/Core/Engine/FormFile.php b/src/Backend/Core/Engine/FormFile.php
index 5413e153d8..000e802f19 100644
--- a/src/Backend/Core/Engine/FormFile.php
+++ b/src/Backend/Core/Engine/FormFile.php
@@ -2,8 +2,8 @@
 
 namespace Backend\Core\Engine;
 
-use SpoonFilter;
 use Backend\Core\Language\Language as BackendLanguage;
+use function Symfony\Component\String\s;
 
 /**
  * This is our extended version of \SpoonFormFile
@@ -72,9 +72,9 @@ public function parse($template = null): string
 
         // parse to template
         if ($template !== null) {
-            $template->assign('file' . SpoonFilter::toCamelCase($this->attributes['name']), $output);
+            $template->assign('file' . s($this->attributes['name'])->replace('_', ' ')->camel()->title(), $output);
             $template->assign(
-                'file' . SpoonFilter::toCamelCase($this->attributes['name']) . 'Error',
+                'file' . s($this->attributes['name'])->replace('_', ' ')->camel()->title() . 'Error',
                 ($this->errors != '') ? '<span class="formError text-danger">' . $this->errors . '</span>' : ''
             );
         }
@@ -95,7 +95,7 @@ public function getErrors(): ?string
             $imageError = $_FILES[$this->getName()]['error'];
             if ($imageError === UPLOAD_ERR_INI_SIZE && empty($this->errors)) {
                 $this->addError(
-                    SpoonFilter::ucfirst(sprintf(BackendLanguage::err('FileTooBig'), Form::getUploadMaxFileSize()))
+                    s(sprintf(BackendLanguage::err('FileTooBig'), Form::getUploadMaxFileSize()))->title()->toString()
                 );
             }
         }
diff --git a/src/Backend/Core/Engine/FormImage.php b/src/Backend/Core/Engine/FormImage.php
index bf283883fe..20e51499c0 100644
--- a/src/Backend/Core/Engine/FormImage.php
+++ b/src/Backend/Core/Engine/FormImage.php
@@ -3,10 +3,10 @@
 namespace Backend\Core\Engine;
 
 use ForkCMS\Utility\Thumbnails;
-use SpoonFilter;
 use SpoonFormImage;
 use Symfony\Component\Filesystem\Filesystem;
 use Backend\Core\Language\Language as BackendLanguage;
+use function Symfony\Component\String\s;
 
 /**
  * This is our extended version of \SpoonFormFile
@@ -82,7 +82,7 @@ public function getErrors(): ?string
             $imageError = $_FILES[$this->getName()]['error'];
             if ($imageError === UPLOAD_ERR_INI_SIZE && empty($this->errors)) {
                 $this->addError(
-                    SpoonFilter::ucfirst(sprintf(BackendLanguage::err('FileTooBig'), Form::getUploadMaxFileSize()))
+                    s(sprintf(BackendLanguage::err('FileTooBig'), Form::getUploadMaxFileSize()))->title()->toString()
                 );
             }
         }
@@ -137,9 +137,9 @@ public function parse($template = null): string
 
         // parse to template
         if ($template !== null) {
-            $template->assign('file' . SpoonFilter::toCamelCase($this->attributes['name']), $output);
+            $template->assign('file' . s($this->attributes['name'])->replace('_', ' ')->camel()->title(), $output);
             $template->assign(
-                'file' . SpoonFilter::toCamelCase($this->attributes['name']) . 'Error',
+                'file' . s($this->attributes['name'])->replace('_', ' ')->camel()->title() . 'Error',
                 ($this->errors != '') ? '<span class="formError text-danger">' . $this->errors . '</span>' : ''
             );
         }
diff --git a/src/Backend/Core/Engine/Meta.php b/src/Backend/Core/Engine/Meta.php
index 8a7d995148..af3680eb59 100644
--- a/src/Backend/Core/Engine/Meta.php
+++ b/src/Backend/Core/Engine/Meta.php
@@ -398,7 +398,7 @@ protected function loadForm(): void
         $this->form->addHidden('custom', $this->custom);
         $this->form->addHidden('class_name', $this->callback['class']);
         $this->form->addHidden('method_name', $this->callback['method']);
-        $this->form->addHidden('parameters', \SpoonFilter::htmlspecialchars(serialize($this->callback['parameters'])));
+        $this->form->addHidden('parameters', htmlspecialchars(serialize($this->callback['parameters'])));
 
         if (!empty($this->hreflangCallback)) {
             foreach (BackendLanguage::getActiveLanguages() as $language) {
@@ -545,7 +545,7 @@ public function validate(): void
         // URL overwrite is checked
         if ($this->form->getField('url_overwrite')->isChecked()) {
             $this->form->getField('url')->isFilled(BackendLanguage::err('FieldIsRequired'));
-            $url = \SpoonFilter::htmlspecialcharsDecode($this->form->getField('url')->getValue());
+            $url = htmlspecialchars_decode((string) $this->form->getField('url')->getValue());
             $generatedUrl = $this->generateUrl($url);
 
             // check if urls are different
@@ -583,15 +583,15 @@ public function validate(): void
         $this->data['title_overwrite'] = $this->form->getField('page_title_overwrite')->isChecked();
         $this->data['url'] = $this->generateUrl(
             $this->form->getField('url_overwrite')->getActualValue(
-                \SpoonFilter::htmlspecialcharsDecode($this->form->getField('url')->getValue()),
-                \SpoonFilter::htmlspecialcharsDecode($this->form->getField($this->baseFieldName)->getValue())
+                htmlspecialchars_decode((string) $this->form->getField('url')->getValue()),
+                htmlspecialchars_decode((string) $this->form->getField($this->baseFieldName)->getValue())
             )
         );
         $this->data['url_overwrite'] = $this->form->getField('url_overwrite')->isChecked();
 
         if ($this->form->getField('canonical_url_overwrite')->isChecked()) {
             $this->data['data']['canonical_url'] = $this->form->getField('canonical_url_overwrite')->getActualValue(
-                \SpoonFilter::htmlspecialcharsDecode($this->form->getField('canonical_url')->getValue()),
+                htmlspecialchars_decode((string) $this->form->getField('canonical_url')->getValue()),
                 null
             );
             $this->data['data']['canonical_url_overwrite'] = true;
diff --git a/src/Backend/Core/Engine/Model.php b/src/Backend/Core/Engine/Model.php
index 042f036181..464db45690 100644
--- a/src/Backend/Core/Engine/Model.php
+++ b/src/Backend/Core/Engine/Model.php
@@ -11,6 +11,7 @@
 use Backend\Core\Engine\Model as BackendModel;
 use Frontend\Core\Language\Language as FrontendLanguage;
 use Backend\Core\Language\Language as BackendLanguage;
+use function Symfony\Component\String\s;
 
 /**
  * In this file we store all generic functions that we will be using in the backend.
@@ -418,7 +419,7 @@ public static function getModulesForDropDown(): array
 
         // loop and add into the return-array (with correct label)
         foreach ($modules as $module) {
-            $dropDown[$module] = \SpoonFilter::ucfirst(BackendLanguage::lbl(\SpoonFilter::toCamelCase($module)));
+            $dropDown[$module] = s(BackendLanguage::lbl(s($module)->camel()->title()->toString()))->title()->toString();
         }
 
         return $dropDown;
@@ -606,7 +607,7 @@ public static function getUrlForBlock(
 
         // append action
         if ($action !== null) {
-            $url .= '/' . urldecode(FrontendLanguage::act(\SpoonFilter::toCamelCase($action)));
+            $url .= '/' . urldecode(FrontendLanguage::act(s($action)->camel()->title()->toString()));
         }
 
         // return the unique URL!
@@ -628,7 +629,7 @@ public static function imageDelete(
         ?array $fileSizes = null
     ): void {
         if (empty($fileSizes)) {
-            $model = get_class_vars('Backend' . \SpoonFilter::toCamelCase($module) . 'Model');
+            $model = get_class_vars('Backend' . s($module)->camel()->title() . 'Model');
             $fileSizes = $model['fileSizes'];
         }
 
diff --git a/src/Backend/Core/Engine/Navigation.php b/src/Backend/Core/Engine/Navigation.php
index 355b4d97b1..ce02c88d9a 100644
--- a/src/Backend/Core/Engine/Navigation.php
+++ b/src/Backend/Core/Engine/Navigation.php
@@ -7,6 +7,7 @@
 use Backend\Core\Engine\Model as BackendModel;
 use Backend\Modules\Pages\Engine\Model as BackendPagesModel;
 use Backend\Core\Language\Language as BackendLanguage;
+use function Symfony\Component\String\s;
 
 final class Navigation extends KernelLoader
 {
@@ -69,8 +70,8 @@ private function getNavigationItemForCurrentlyAuthenticatedUser(array $navigatio
         }
 
         [$module, $action] = explode('/', (string) $navigationItem['url']);
-        $module = \SpoonFilter::toCamelCase($module);
-        $action = \SpoonFilter::toCamelCase($action);
+        $module = s($module)->camel()->title()->toString();
+        $action = s($action)->camel()->title()->toString();
 
         if (Authentication::isAllowedModule($module) && Authentication::isAllowedAction($action, $module)) {
             return $navigationItem;
diff --git a/src/Backend/Core/Engine/TemplateModifiers.php b/src/Backend/Core/Engine/TemplateModifiers.php
index a76ced4704..1ef0510fe1 100644
--- a/src/Backend/Core/Engine/TemplateModifiers.php
+++ b/src/Backend/Core/Engine/TemplateModifiers.php
@@ -6,6 +6,7 @@
 use Common\Core\Twig\Extensions\BaseTwigModifiers;
 use Backend\Core\Language\Language as BackendLanguage;
 use SpoonDate;
+use function Symfony\Component\String\s;
 
 /**
  * This is our class with custom modifiers.
@@ -166,7 +167,7 @@ public static function getUrl(
      */
     public static function toLabel($value): string
     {
-        return \SpoonFilter::ucfirst(BackendLanguage::lbl(\SpoonFilter::toCamelCase($value, '_', false)));
+        return s(BackendLanguage::lbl(s($value)->replace('_', ' ')->camel()->title()))->title()->toString();
     }
 
     /**
diff --git a/src/Backend/Core/Engine/TwigTemplate.php b/src/Backend/Core/Engine/TwigTemplate.php
index 871150f4c9..fd2ad0c2bf 100644
--- a/src/Backend/Core/Engine/TwigTemplate.php
+++ b/src/Backend/Core/Engine/TwigTemplate.php
@@ -18,6 +18,7 @@
 use Twig\Extension\DebugExtension;
 use Twig\Loader\FilesystemLoader;
 use Twig\RuntimeLoader\FactoryRuntimeLoader;
+use function Symfony\Component\String\s;
 
 /**
  * This is a twig template wrapper
@@ -202,7 +203,7 @@ private function parseAuthenticatedUser(): void
             $settings = (array) Authentication::getUser()->getSettings();
 
             foreach ($settings as $key => $setting) {
-                $this->assign('authenticatedUser' . \SpoonFilter::toCamelCase($key), $setting ?? '');
+                $this->assign('authenticatedUser' . s($key)->camel()->title(), $setting ?? '');
             }
 
             // check if this action is allowed
@@ -232,10 +233,7 @@ private function parseAuthenticationSettingsForTheAuthenticatedUser(): void
                 }
 
                 $this->assign(
-                    'show' . \SpoonFilter::toCamelCase($module, '_') . \SpoonFilter::toCamelCase(
-                        $action,
-                        '_'
-                    ),
+                    'show' . s($module . ' ' . $action)->camel()->title(),
                     true
                 );
             }
@@ -273,7 +271,7 @@ private function prefixArrayKeys(string $prefix, array $array): array
     {
         return array_combine(
             array_map(
-                fn($key) => $prefix . \SpoonFilter::ucfirst($key),
+                fn($key) => $prefix . s($key)->title()->toString(),
                 array_keys($array)
             ),
             $array
@@ -336,8 +334,8 @@ private function addBodyClassAndId(): void
             return;
         }
 
-        $this->assign('bodyID', \SpoonFilter::toCamelCase($url->getModule(), '_', true));
-        $bodyClass = \SpoonFilter::toCamelCase($url->getModule() . '_' . $url->getAction(), '_', true);
+        $this->assign('bodyID', s($url->getModule())->replace('_', ' ')->camel()->toString());
+        $bodyClass = s($url->getModule() . ' ' . $url->getAction())->camel()->toString();
         if (in_array(mb_strtolower($url->getAction()), ['add', 'edit'], true)) {
             $bodyClass = $url->getModule() . 'AddEdit';
         }
diff --git a/src/Backend/Core/Engine/Url.php b/src/Backend/Core/Engine/Url.php
index dab4498e9f..528cd67015 100644
--- a/src/Backend/Core/Engine/Url.php
+++ b/src/Backend/Core/Engine/Url.php
@@ -5,13 +5,14 @@
 use Backend\Core\Config;
 use Backend\Core\Engine\Base\Config as BackendBaseConfig;
 use Backend\Core\Engine\Model as BackendModel;
+use Backend\Core\Language\Language as BackendLanguage;
 use Common\Exception\RedirectException;
 use ForkCMS\App\KernelLoader;
 use Symfony\Component\HttpFoundation\RedirectResponse;
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpFoundation\Response;
 use Symfony\Component\HttpKernel\KernelInterface;
-use Backend\Core\Language\Language as BackendLanguage;
+use function Symfony\Component\String\s;
 
 /**
  * This class will handle the incoming URL.
@@ -95,14 +96,14 @@ private function getModuleFromRequest(): string
             return 'Dashboard';
         }
 
-        return \SpoonFilter::toCamelCase($module);
+        return s($module)->camel()->title()->toString();
     }
 
     private function getActionFromRequest(string $module, string $language): string
     {
         $action = BackendModel::getRequest()->attributes->get('action');
         if (!empty($action)) {
-            return \SpoonFilter::toCamelCase($action);
+            return s($action)->camel()->title()->toString();
         }
 
         return $this->getDefaultActionForModule($module, $language);
@@ -199,7 +200,7 @@ private function processRegularRequest(string $module, string $action, string $l
 
         if (Authentication::isLoggedIn() && !Authentication::isAllowedModule($module)) {
             if ($module === 'Dashboard') {
-                $this->redirectToFistAvailableLink(
+                $this->redirectToFirstAvailableLink(
                     $language,
                     $this->getContainer()->get('cache.backend_navigation')->get()
                 );
@@ -284,12 +285,12 @@ private function addQueryStringToUrl(string $url): string
         return $url . '?' . $queryString;
     }
 
-    private function redirectToFistAvailableLink(string $language, array $navigation): void
+    private function redirectToFirstAvailableLink(string $language, array $navigation): void
     {
         foreach ($navigation as $navigationItem) {
             [$module, $action] = explode('/', (string) $navigationItem['url']);
-            $module = \SpoonFilter::toCamelCase($module);
-            $action = \SpoonFilter::toCamelCase($action);
+            $module = s($module)->camel()->title()->toString();
+            $action = s($action)->camel()->title()->toString();
 
             if (Authentication::isAllowedModule($module) && Authentication::isAllowedAction($action, $module)) {
                 $this->redirect(
@@ -299,7 +300,7 @@ private function redirectToFistAvailableLink(string $language, array $navigation
             }
 
             if (array_key_exists('children', $navigationItem)) {
-                $this->redirectToFistAvailableLink($language, $navigationItem['children']);
+                $this->redirectToFirstAvailableLink($language, $navigationItem['children']);
             }
         }
     }
@@ -362,7 +363,7 @@ private function setAction(string $action, ?string $module = null): void
         }
 
         // set property
-        $this->action = \SpoonFilter::toCamelCase($action);
+        $this->action = s($action)->camel()->title()->toString();
     }
 
     private function setModule(string $module): void
diff --git a/src/Backend/Core/Installer/CoreInstaller.php b/src/Backend/Core/Installer/CoreInstaller.php
index 53f0cb76ab..3c40dbade8 100644
--- a/src/Backend/Core/Installer/CoreInstaller.php
+++ b/src/Backend/Core/Installer/CoreInstaller.php
@@ -63,7 +63,6 @@ private function configureDefaultSettings(): void
         $this->setSetting('Core', 'theme');
         $this->setSetting('Core', 'google_maps_key', '');
         $this->setSetting('Core', 'max_num_revisions', 20);
-        $this->setSetting('Core', 'site_domains', [$this->getVariable('site_domain')]);
         $this->setSetting('Core', 'site_html_head', '');
         $this->setSetting('Core', 'site_html_end_of_body', '');
 
diff --git a/src/Backend/Core/Language/Language.php b/src/Backend/Core/Language/Language.php
index 0e5d1e9915..4b05659221 100644
--- a/src/Backend/Core/Language/Language.php
+++ b/src/Backend/Core/Language/Language.php
@@ -6,6 +6,7 @@
 use Backend\Modules\Locale\Engine\Model as BackendLocaleModel;
 use RuntimeException;
 use Symfony\Component\DependencyInjection\Exception\ServiceNotFoundException;
+use function Symfony\Component\String\s;
 
 /**
  * This class will store the language-dependant content for the Backend, it will also store the
@@ -114,10 +115,10 @@ public static function getError(string $key, ?string $module = null): string
     {
         $module ??= self::getCurrentModule();
 
-        $key = \SpoonFilter::toCamelCase($key);
+        $key = s($key)->replace('_', ' ')->camel()->title()->toString();
 
         // otherwise return the key in label-format
-        return self::$err[$module][$key] ?? self::$err['Core'][$key] ?? '{$err' . \SpoonFilter::toCamelCase($module) . $key . '}';
+        return self::$err[$module][$key] ?? self::$err['Core'][$key] ?? '{$err' . s($module)->camel()->title() . $key . '}';
     }
 
     public static function getErrors(): array
@@ -154,11 +155,10 @@ public static function getInterfaceLanguages(): array
     public static function getLabel(string $key, ?string $module = null): string
     {
         $module ??= self::getCurrentModule();
-
-        $key = \SpoonFilter::toCamelCase($key);
+        $key = s($key)->replace('_', ' ')->camel()->title()->toString();
 
         // otherwise return the key in label-format
-        return self::$lbl[$module][$key] ?? self::$lbl['Core'][$key] ?? '{$lbl' . \SpoonFilter::toCamelCase($module) . $key . '}';
+        return self::$lbl[$module][$key] ?? self::$lbl['Core'][$key] ?? '{$lbl' . s($module)->camel()->title() . $key . '}';
     }
 
     public static function getLabels(): array
@@ -168,11 +168,11 @@ public static function getLabels(): array
 
     public static function getMessage(string $key, ?string $module = null): string
     {
-        $key = \SpoonFilter::toCamelCase((string) $key);
         $module ??= self::getCurrentModule();
+        $key = s($key)->replace('_', ' ')->camel()->title()->toString();
 
         // otherwise return the key in label-format
-        return self::$msg[$module][$key] ?? self::$msg['Core'][$key] ?? '{$msg' . \SpoonFilter::toCamelCase($module) . $key . '}';
+        return self::$msg[$module][$key] ?? self::$msg['Core'][$key] ?? '{$msg' . s($module)->camel()->title() . $key . '}';
     }
 
     public static function getMessages(): array
diff --git a/src/Backend/Form/Type/MetaType.php b/src/Backend/Form/Type/MetaType.php
index a53fd52932..5faf88f078 100644
--- a/src/Backend/Form/Type/MetaType.php
+++ b/src/Backend/Form/Type/MetaType.php
@@ -8,7 +8,6 @@
 use Common\Doctrine\ValueObject\SEOFollow;
 use Common\Doctrine\ValueObject\SEOIndex;
 use Common\Form\CollectionType;
-use SpoonFilter;
 use Symfony\Component\Form\AbstractType;
 use Symfony\Component\Form\CallbackTransformer;
 use Symfony\Component\Form\Exception\InvalidArgumentException;
@@ -230,7 +229,7 @@ function ($fieldName) use ($metaForm, $defaultValue, &$metaData): void {
             );
 
             $generatedUrl = $this->metaRepository->generateUrl(
-                SpoonFilter::htmlspecialcharsDecode($metaData['url']),
+                htmlspecialchars_decode((string) $metaData['url']),
                 $metaForm->getConfig()->getOption('generate_url_callback_class'),
                 $metaForm->getConfig()->getOption('generate_url_callback_method'),
                 $metaForm->getConfig()->getOption('generate_url_callback_parameters')
@@ -424,7 +423,7 @@ private static function stripNumberAddedByTheUrlGeneration(string $string): stri
     {
         $chunks = explode('-', $string);
 
-        if (!SpoonFilter::isNumeric(end($chunks))) {
+        if (!ctype_digit(end($chunks))) {
             return $string;
         }
 
diff --git a/src/Backend/Init.php b/src/Backend/Init.php
index f27fd57a1b..6ea6cfd251 100644
--- a/src/Backend/Init.php
+++ b/src/Backend/Init.php
@@ -2,7 +2,6 @@
 
 namespace Backend;
 
-use SpoonFilter;
 use Symfony\Component\HttpKernel\KernelInterface;
 
 /**
diff --git a/src/Backend/Modules/Authentication/Actions/Index.php b/src/Backend/Modules/Authentication/Actions/Index.php
index cae5138bf5..263dd5899b 100644
--- a/src/Backend/Modules/Authentication/Actions/Index.php
+++ b/src/Backend/Modules/Authentication/Actions/Index.php
@@ -12,6 +12,7 @@
 use Common\Mailer\Message;
 use Symfony\Component\HttpKernel\Exception\BadRequestHttpException;
 use Symfony\Component\HttpKernel\Exception\ServiceUnavailableHttpException;
+use function Symfony\Component\String\s;
 
 /**
  * This is the index-action (default), it will display the login screen
@@ -51,21 +52,18 @@ private function buildForm(): void
         $this->form = new BackendForm(null, null, 'post', true, false);
         $this->form
             ->addText('backend_email')
-            ->setAttribute('placeholder', \SpoonFilter::ucfirst(BL::lbl('Email')))
+            ->setAttribute('placeholder', s(BL::lbl('Email'))->title()->toString())
             ->setAttribute('type', 'email')
-            ->setAttribute('autocomplete', 'email')
-        ;
+            ->setAttribute('autocomplete', 'email');
         $this->form
             ->addPassword('backend_password')
-            ->setAttribute('placeholder', \SpoonFilter::ucfirst(BL::lbl('Password')))
-            ->setAttribute('autocomplete', 'current-password')
-        ;
+            ->setAttribute('placeholder', s(BL::lbl('Password'))->title()->toString())
+            ->setAttribute('autocomplete', 'current-password');
 
         $this->formForgotPassword = new BackendForm('forgotPassword');
         $this->formForgotPassword
             ->addText('backend_email_forgot')
-            ->setAttribute('autocomplete', 'email')
-        ;
+            ->setAttribute('autocomplete', 'email');
     }
 
     public function parse(): void
@@ -214,9 +212,7 @@ private function validateForm(): void
                 // send e-mail to user
                 $from = $this->get('fork.settings')->get('Core', 'mailer_from');
                 $replyTo = $this->get('fork.settings')->get('Core', 'mailer_reply_to');
-                $message = Message::newInstance(
-                    \SpoonFilter::ucfirst(BL::msg('ResetYourPasswordMailSubject'))
-                )
+                $message = Message::newInstance(s(BL::msg('ResetYourPasswordMailSubject'))->title()->toString())
                     ->setFrom([$from['email'] => $from['name']])
                     ->setTo([$email])
                     ->setReplyTo([$replyTo['email'] => $replyTo['name']])
diff --git a/src/Backend/Modules/Blog/Actions/Add.php b/src/Backend/Modules/Blog/Actions/Add.php
index a485458f2b..59fd86ac19 100644
--- a/src/Backend/Modules/Blog/Actions/Add.php
+++ b/src/Backend/Modules/Blog/Actions/Add.php
@@ -13,6 +13,7 @@
 use Backend\Modules\Search\Engine\Model as BackendSearchModel;
 use Backend\Modules\Tags\Engine\Model as BackendTagsModel;
 use Backend\Modules\Users\Engine\Model as BackendUsersModel;
+use function Symfony\Component\String\s;
 
 /**
  * This is the add-action, it will display a form to create a new item
@@ -49,7 +50,7 @@ private function loadForm(): void
 
         // get categories
         $categories = BackendBlogModel::getCategories();
-        $categories['new_category'] = \SpoonFilter::ucfirst(BL::getLabel('AddCategory'));
+        $categories['new_category'] = s(BL::getLabel('AddCategory'))->title()->toString();
 
         // create elements
         $this->form->addText('title', null, null, 'form-control title', 'form-control danger title')->makeRequired();
diff --git a/src/Backend/Modules/Blog/Actions/Categories.php b/src/Backend/Modules/Blog/Actions/Categories.php
index 837b6f27ee..fecdb1388f 100644
--- a/src/Backend/Modules/Blog/Actions/Categories.php
+++ b/src/Backend/Modules/Blog/Actions/Categories.php
@@ -8,6 +8,7 @@
 use Backend\Core\Engine\Model as BackendModel;
 use Backend\Core\Engine\DataGridDatabase as BackendDataGridDatabase;
 use Backend\Modules\Blog\Engine\Model as BackendBlogModel;
+use function Symfony\Component\String\s;
 
 /**
  * This is the categories-action, it will display the overview of blog categories
@@ -34,7 +35,7 @@ private function loadDataGrid(): void
 
         // set headers
         $this->dataGrid->setHeaderLabels([
-            'num_items' => \SpoonFilter::ucfirst(BL::lbl('Amount')),
+            'num_items' => s(BL::lbl('Amount'))->title()->toString(),
         ]);
 
         // sorting columns
diff --git a/src/Backend/Modules/Blog/Actions/Comments.php b/src/Backend/Modules/Blog/Actions/Comments.php
index 002cbe2e89..f8a04581c2 100644
--- a/src/Backend/Modules/Blog/Actions/Comments.php
+++ b/src/Backend/Modules/Blog/Actions/Comments.php
@@ -9,6 +9,7 @@
 use Backend\Core\Engine\DataGridDatabase as BackendDataGridDatabase;
 use Backend\Core\Engine\DataGridFunctions as BackendDataGridFunctions;
 use Backend\Modules\Blog\Engine\Model as BackendBlogModel;
+use function Symfony\Component\String\s;
 
 /**
  * This is the comments-action , it will display the overview of blog comments
@@ -75,8 +76,8 @@ private function loadDataGrids(): void
 
         // header labels
         $this->dgPublished->setHeaderLabels([
-            'created_on' => \SpoonFilter::ucfirst(BL::lbl('Date')),
-            'text' => \SpoonFilter::ucfirst(BL::lbl('Comment')),
+            'created_on' => s(BL::lbl('Date'))->title()->toString(),
+            'text' => s(BL::lbl('Comment'))->title()->toString(),
         ]);
 
         // add the multicheckbox column
@@ -171,8 +172,8 @@ private function loadDataGrids(): void
 
         // header labels
         $this->dgModeration->setHeaderLabels([
-            'created_on' => \SpoonFilter::ucfirst(BL::lbl('Date')),
-            'text' => \SpoonFilter::ucfirst(BL::lbl('Comment')),
+            'created_on' => s(BL::lbl('Date'))->title()->toString(),
+            'text' => s(BL::lbl('Comment'))->title()->toString(),
         ]);
 
         // add the multicheckbox column
@@ -265,8 +266,8 @@ private function loadDataGrids(): void
 
         // header labels
         $this->dgSpam->setHeaderLabels([
-            'created_on' => \SpoonFilter::ucfirst(BL::lbl('Date')),
-            'text' => \SpoonFilter::ucfirst(BL::lbl('Comment')),
+            'created_on' => s(BL::lbl('Date'))->title()->toString(),
+            'text' => s(BL::lbl('Comment'))->title()->toString(),
         ]);
 
         // add the multicheckbox column
diff --git a/src/Backend/Modules/Blog/Actions/Edit.php b/src/Backend/Modules/Blog/Actions/Edit.php
index cac9b9bb89..a0a22feafc 100644
--- a/src/Backend/Modules/Blog/Actions/Edit.php
+++ b/src/Backend/Modules/Blog/Actions/Edit.php
@@ -18,6 +18,7 @@
 use Backend\Modules\Search\Engine\Model as BackendSearchModel;
 use Backend\Modules\Tags\Engine\Model as BackendTagsModel;
 use Backend\Modules\Users\Engine\Model as BackendUsersModel;
+use function Symfony\Component\String\s;
 
 /**
  * This is the edit-action, it will display a form to edit an existing item
@@ -134,8 +135,8 @@ private function loadDraftDataGrid(): void
 
         // set headers
         $this->dgDrafts->setHeaderLabels([
-            'user_id' => \SpoonFilter::ucfirst(BL::lbl('By')),
-            'edited_on' => \SpoonFilter::ucfirst(BL::lbl('LastEditedOn')),
+            'user_id' => s(BL::lbl('By'))->title()->toString(),
+            'edited_on' => s(BL::lbl('LastEditedOn'))->title()->toString(),
         ]);
 
         // set column-functions
@@ -185,7 +186,7 @@ private function loadForm(): void
 
         // get categories
         $categories = BackendBlogModel::getCategories();
-        $categories['new_category'] = \SpoonFilter::ucfirst(BL::getLabel('AddCategory'));
+        $categories['new_category'] = s(BL::getLabel('AddCategory'))->title()->toString();
 
         // create elements
         $this->form->addText('title', $this->record['title'], null, 'form-control title', 'form-control danger title')->makeRequired();
@@ -237,8 +238,8 @@ private function loadRevisionDataGrid(): void
 
         // set headers
         $this->dgRevisions->setHeaderLabels([
-            'user_id' => \SpoonFilter::ucfirst(BL::lbl('By')),
-            'edited_on' => \SpoonFilter::ucfirst(BL::lbl('LastEditedOn')),
+            'user_id' => s(BL::lbl('By'))->title()->toString(),
+            'edited_on' => s(BL::lbl('LastEditedOn'))->title()->toString(),
         ]);
 
         // set column-functions
@@ -288,7 +289,7 @@ protected function parse(): void
 
         // assign the active record and additional variables
         $this->template->assign('item', $this->record);
-        $this->template->assign('status', BL::lbl(\SpoonFilter::ucfirst($this->record['status'])));
+        $this->template->assign('status', BL::lbl(s($this->record['status'])->title()->toString()));
 
         // assign revisions-datagrid
         $this->template->assign('revisions', ($this->dgRevisions->getNumResults() != 0) ? $this->dgRevisions->getContent() : false);
diff --git a/src/Backend/Modules/Blog/Actions/EditComment.php b/src/Backend/Modules/Blog/Actions/EditComment.php
index 654ecf5936..5067ffb464 100644
--- a/src/Backend/Modules/Blog/Actions/EditComment.php
+++ b/src/Backend/Modules/Blog/Actions/EditComment.php
@@ -8,6 +8,7 @@
 use Backend\Core\Language\Language as BL;
 use Backend\Core\Language\Language;
 use Backend\Modules\Blog\Engine\Model as BackendBlogModel;
+use function Symfony\Component\String\s;
 
 /**
  * This is the edit-action, it will display a form to edit an existing item
@@ -103,7 +104,7 @@ private function validateForm(): void
                 $this->redirect(
                     BackendModel::createUrlForAction('Comments') . '&report=edited-comment&id=' .
                     $item['id'] . '&highlight=row-' . $item['id'] . '#tab' .
-                    \SpoonFilter::toCamelCase($item['status'])
+                    s($item['status'])->camel()->title()
                 );
             }
         }
diff --git a/src/Backend/Modules/Blog/Actions/Index.php b/src/Backend/Modules/Blog/Actions/Index.php
index 428f5e926e..18ef5459f3 100644
--- a/src/Backend/Modules/Blog/Actions/Index.php
+++ b/src/Backend/Modules/Blog/Actions/Index.php
@@ -10,6 +10,7 @@
 use Backend\Core\Engine\DataGridDatabase as BackendDataGridDatabase;
 use Backend\Core\Engine\DataGridFunctions as BackendDataGridFunctions;
 use Backend\Modules\Blog\Engine\Model as BackendBlogModel;
+use function Symfony\Component\String\s;
 
 /**
  * This is the index-action (default), it will display the overview of blog posts
@@ -91,8 +92,8 @@ private function loadDataGridAllPosts(): void
         // set headers
         $this->dgPosts->setHeaderLabels(
             [
-                'user_id' => \SpoonFilter::ucfirst(BL::lbl('Author')),
-                'publish_on' => \SpoonFilter::ucfirst(BL::lbl('PublishedOn')),
+                'user_id' => s(BL::lbl('Author'))->title()->toString(),
+                'publish_on' => s(BL::lbl('PublishedOn'))->title()->toString(),
             ]
         );
 
@@ -169,7 +170,7 @@ private function loadDataGridDrafts(): void
         $this->dgDrafts->setColumnFunction('htmlspecialchars', ['[title]'], 'title', false);
 
         // set headers
-        $this->dgDrafts->setHeaderLabels(['user_id' => \SpoonFilter::ucfirst(BL::lbl('Author'))]);
+        $this->dgDrafts->setHeaderLabels(['user_id' => s(BL::lbl('Author'))->title()->toString()]);
 
         // hide columns
         $this->dgDrafts->setColumnsHidden(['revision_id']);
@@ -240,7 +241,7 @@ private function loadDataGridRecentPosts(): void
         $this->dgRecent->setColumnFunction('htmlspecialchars', ['[title]'], 'title', false);
 
         // set headers
-        $this->dgRecent->setHeaderLabels(['user_id' => \SpoonFilter::ucfirst(BL::lbl('Author'))]);
+        $this->dgRecent->setHeaderLabels(['user_id' => s(BL::lbl('Author'))->title()->toString()]);
 
         // hide columns
         $this->dgRecent->setColumnsHidden(['revision_id']);
diff --git a/src/Backend/Modules/Blog/Actions/MassCommentAction.php b/src/Backend/Modules/Blog/Actions/MassCommentAction.php
index 7fab2381fc..b7424d0a1d 100644
--- a/src/Backend/Modules/Blog/Actions/MassCommentAction.php
+++ b/src/Backend/Modules/Blog/Actions/MassCommentAction.php
@@ -5,6 +5,7 @@
 use Backend\Core\Engine\Base\Action as BackendBaseAction;
 use Backend\Core\Engine\Model as BackendModel;
 use Backend\Modules\Blog\Engine\Model as BackendBlogModel;
+use function Symfony\Component\String\s;
 
 /**
  * This action is used to update one or more comments (status, delete, ...)
@@ -60,6 +61,8 @@ public function execute(): void
         }
 
         // redirect
-        $this->redirect(BackendModel::createUrlForAction('Comments') . '&report=' . $report . '#tab' . \SpoonFilter::ucfirst($from));
+        $this->redirect(
+            BackendModel::createUrlForAction('Comments') . '&report=' . $report . '#tab' . s($from)->title()
+        );
     }
 }
diff --git a/src/Backend/Modules/Blog/Ajax/AddCategory.php b/src/Backend/Modules/Blog/Ajax/AddCategory.php
index 25632f3dcc..3d630472b7 100644
--- a/src/Backend/Modules/Blog/Ajax/AddCategory.php
+++ b/src/Backend/Modules/Blog/Ajax/AddCategory.php
@@ -5,6 +5,7 @@
 use Backend\Core\Engine\Base\AjaxAction as BackendBaseAJAXAction;
 use Backend\Core\Language\Language as BL;
 use Backend\Modules\Blog\Engine\Model as BackendBlogModel;
+use Common\Uri;
 use Symfony\Component\HttpFoundation\Response;
 
 /**
@@ -29,7 +30,7 @@ public function execute(): void
         // get the data
         // build array
         $item = [
-            'title' => \SpoonFilter::htmlspecialchars($categoryTitle),
+            'title' => htmlspecialchars($categoryTitle),
             'language' => BL::getWorkingLanguage(),
         ];
 
@@ -40,7 +41,7 @@ public function execute(): void
             'description_overwrite' => false,
             'title' => $item['title'],
             'title_overwrite' => false,
-            'url' => BackendBlogModel::getUrlForCategory(\SpoonFilter::urlise($item['title'])),
+            'url' => BackendBlogModel::getUrlForCategory(Uri::getUrl($item['title'])),
         ];
 
         // update
diff --git a/src/Backend/Modules/ContentBlocks/Domain/ContentBlock/ContentBlockDataGrid.php b/src/Backend/Modules/ContentBlocks/Domain/ContentBlock/ContentBlockDataGrid.php
index 42acacc291..2180b6669d 100644
--- a/src/Backend/Modules/ContentBlocks/Domain/ContentBlock/ContentBlockDataGrid.php
+++ b/src/Backend/Modules/ContentBlocks/Domain/ContentBlock/ContentBlockDataGrid.php
@@ -8,7 +8,7 @@
 use Backend\Core\Engine\Model;
 use Backend\Core\Language\Language;
 use Backend\Core\Language\Locale;
-use SpoonFilter;
+use function Symfony\Component\String\s;
 
 /**
  * @TODO replace with a doctrine implementation of the data grid
@@ -27,7 +27,7 @@ public function __construct(Locale $locale)
         $this->setSortingColumns(['title']);
 
         // show the hidden status
-        $this->addColumn('isHidden', SpoonFilter::ucfirst(Language::lbl('VisibleOnSite')), '[hidden]');
+        $this->addColumn('isHidden', s(Language::lbl('VisibleOnSite'))->title()->toString(), '[hidden]');
         $this->setColumnFunction(TemplateModifiers::showBool(...), ['[hidden]', true], 'isHidden');
 
         // check if this action is allowed
diff --git a/src/Backend/Modules/ContentBlocks/Domain/ContentBlock/ContentBlockRevisionDataGrid.php b/src/Backend/Modules/ContentBlocks/Domain/ContentBlock/ContentBlockRevisionDataGrid.php
index 3bc4574125..49cbd44ff4 100644
--- a/src/Backend/Modules/ContentBlocks/Domain/ContentBlock/ContentBlockRevisionDataGrid.php
+++ b/src/Backend/Modules/ContentBlocks/Domain/ContentBlock/ContentBlockRevisionDataGrid.php
@@ -8,7 +8,7 @@
 use Backend\Core\Engine\Model;
 use Backend\Core\Language\Language;
 use Backend\Core\Language\Locale;
-use SpoonFilter;
+use function Symfony\Component\String\s;
 
 /**
  * @TODO replace with a doctrine implementation of the data grid
@@ -34,8 +34,8 @@ public function __construct(ContentBlock $contentBlock, Locale $locale)
         // set headers
         $this->setHeaderLabels(
             [
-                'user_id' => SpoonFilter::ucfirst(Language::lbl('By')),
-                'edited_on' => SpoonFilter::ucfirst(Language::lbl('LastEditedOn')),
+                'user_id' => s(Language::lbl('By'))->title()->toString(),
+                'edited_on' => s(Language::lbl('LastEditedOn'))->title()->toString(),
             ]
         );
 
diff --git a/src/Backend/Modules/Dashboard/Actions/Index.php b/src/Backend/Modules/Dashboard/Actions/Index.php
index 481c5a947f..eaf5373b0c 100644
--- a/src/Backend/Modules/Dashboard/Actions/Index.php
+++ b/src/Backend/Modules/Dashboard/Actions/Index.php
@@ -11,6 +11,7 @@
 use Backend\Core\Language\Language as BL;
 use Backend\Core\Engine\Model as BackendModel;
 use Backend\Modules\Groups\Engine\Model as BackendGroupsModel;
+use function Symfony\Component\String\s;
 
 /**
  * This is the index-action (default), it will display the login screen
@@ -98,7 +99,7 @@ private function loadData(): void
                     $instance->execute();
 
                     // user sequence provided?
-                    $title = \SpoonFilter::ucfirst(BL::lbl(\SpoonFilter::toCamelCase($module))) . ': ' . BL::lbl(\SpoonFilter::toCamelCase($widgetName));
+                    $title = s(BL::lbl(s($module)->camel()->title()->toString()))->title()->toString() . ': ' . BL::lbl(s($widgetName)->replace('_', ' ')->camel()->title()->toString());
                     $templatePath = $instance->getTemplatePath();
 
                     // reset template path
diff --git a/src/Backend/Modules/Error/Actions/Index.php b/src/Backend/Modules/Error/Actions/Index.php
index 93adfac5b5..fd2c148485 100644
--- a/src/Backend/Modules/Error/Actions/Index.php
+++ b/src/Backend/Modules/Error/Actions/Index.php
@@ -6,6 +6,7 @@
 use Backend\Core\Language\Language as BL;
 use Common\Exception\ExitException;
 use Symfony\Component\HttpFoundation\Response;
+use function Symfony\Component\String\s;
 
 /**
  * This is the index-action (default), it will display an error depending on a given parameters
@@ -56,7 +57,7 @@ protected function parse(): void
         }
 
         // assign the correct message into the template
-        $this->template->assign('message', BL::err(\SpoonFilter::toCamelCase(htmlspecialchars($errorType), '-')));
+        $this->template->assign('message', BL::err(s(htmlspecialchars($errorType))->replace('-', ' ')->camel()->title()->toString()));
     }
 
     public function getContent(): Response
diff --git a/src/Backend/Modules/Extensions/Actions/AddThemeTemplate.php b/src/Backend/Modules/Extensions/Actions/AddThemeTemplate.php
index 61f37f0ece..8e94597368 100644
--- a/src/Backend/Modules/Extensions/Actions/AddThemeTemplate.php
+++ b/src/Backend/Modules/Extensions/Actions/AddThemeTemplate.php
@@ -7,6 +7,8 @@
 use Backend\Core\Language\Language as BL;
 use Backend\Core\Engine\Model as BackendModel;
 use Backend\Modules\Extensions\Engine\Model as BackendExtensionsModel;
+use Symfony\Component\Validator\Constraints as Assert;
+use function Symfony\Component\String\s;
 
 /**
  * This is the add-action, it will display a form to create a new item
@@ -94,14 +96,16 @@ private function loadForm(): void
         // loop extras to populate the default extras
         foreach ($extras as $item) {
             if ($item['type'] == 'block') {
-                $blocks[$item['id']] = \SpoonFilter::ucfirst(BL::lbl($item['label']));
+                $blocks[$item['id']] = s(BL::lbl($item['label']))->title()->toString();
                 if (isset($item['data']['extra_label'])) {
-                    $blocks[$item['id']] = \SpoonFilter::ucfirst($item['data']['extra_label']);
+                    $blocks[$item['id']] = s($item['data']['extra_label'])->title()->toString();
                 }
             } elseif ($item['type'] == 'widget') {
-                $widgets[$item['id']] = \SpoonFilter::ucfirst(BL::lbl(\SpoonFilter::toCamelCase($item['module']))) . ': ' . \SpoonFilter::ucfirst(BL::lbl($item['label']));
+                $widgets[$item['id']] = s(BL::lbl(s($item['module'])->camel()->title()->toString()))->title() . ': ' .
+                                        s(BL::lbl($item['label']))->title();
                 if (isset($item['data']['extra_label'])) {
-                    $widgets[$item['id']] = \SpoonFilter::ucfirst(BL::lbl(\SpoonFilter::toCamelCase($item['module']))) . ': ' . $item['data']['extra_label'];
+                    $widgets[$item['id']] = s(BL::lbl(s($item['module'])->camel()->title()->toString()))->title() . ': ' .
+                                            $item['data']['extra_label'];
                 }
             }
         }
@@ -112,8 +116,8 @@ private function loadForm(): void
 
         // create array
         $defaultExtras = [
-            '' => [0 => \SpoonFilter::ucfirst(BL::lbl('Editor'))],
-            \SpoonFilter::ucfirst(BL::lbl('Widgets')) => $widgets,
+            '' => [0 => s(BL::lbl('Editor'))->title()],
+            s(BL::lbl('Widgets'))->title()->toString() => $widgets,
         ];
 
         // create default position field
@@ -161,8 +165,17 @@ private function loadForm(): void
                 }
 
                 // not alphanumeric -> error
-                if (!\SpoonFilter::isValidAgainstRegexp('/^[a-z0-9]+$/i', $name)) {
-                    $errors[] = sprintf(BL::getError('NoAlphaNumPositionName'), $name);
+                $validationErrors = $this->get('validator')->validate(
+                    $name,
+                    new Assert\Regex([
+                        'pattern' => '/^[a-z0-9]+$/i',
+                        'message' => sprintf(BL::getError('NoAlphaNumPositionName'), $name),
+                    ])
+                );
+                if (count($validationErrors) > 0) {
+                    foreach ($validationErrors as $validationError) {
+                        $errors[] = $validationError->getMessage();
+                    }
                 }
 
                 // save positions
diff --git a/src/Backend/Modules/Extensions/Actions/EditThemeTemplate.php b/src/Backend/Modules/Extensions/Actions/EditThemeTemplate.php
index 65ff3624ce..5f6591271b 100644
--- a/src/Backend/Modules/Extensions/Actions/EditThemeTemplate.php
+++ b/src/Backend/Modules/Extensions/Actions/EditThemeTemplate.php
@@ -9,6 +9,8 @@
 use Backend\Form\Type\DeleteType;
 use Backend\Modules\Extensions\Engine\Model as BackendExtensionsModel;
 use Backend\Modules\Pages\Engine\Model as BackendPagesModel;
+use Symfony\Component\Validator\Constraints as Assert;
+use function Symfony\Component\String\s;
 
 /**
  * This is the edit-action, it will display a form to edit an item
@@ -131,14 +133,16 @@ private function loadForm(): void
         // loop extras to populate the default extras
         foreach ($extras as $item) {
             if ($item['type'] == 'block') {
-                $blocks[$item['id']] = \SpoonFilter::ucfirst(BL::lbl($item['label']));
+                $blocks[$item['id']] = s(BL::lbl($item['label']))->title()->toString();
                 if (isset($item['data']['extra_label'])) {
-                    $blocks[$item['id']] = \SpoonFilter::ucfirst($item['data']['extra_label']);
+                    $blocks[$item['id']] = s($item['data']['extra_label'])->title()->toString();
                 }
             } elseif ($item['type'] == 'widget') {
-                $widgets[$item['id']] = \SpoonFilter::ucfirst(BL::lbl(\SpoonFilter::toCamelCase($item['module']))) . ': ' . \SpoonFilter::ucfirst(BL::lbl($item['label']));
+                $widgets[$item['id']] = s(BL::lbl(s($item['module'])->camel()->title()->toString()))->title() . ': ' .
+                                        s(BL::lbl($item['label']))->title();
                 if (isset($item['data']['extra_label'])) {
-                    $widgets[$item['id']] = \SpoonFilter::ucfirst(BL::lbl(\SpoonFilter::toCamelCase($item['module']))) . ': ' . $item['data']['extra_label'];
+                    $widgets[$item['id']] = s(BL::lbl(s($item['module'])->camel()->title()->toString()))->title() . ': ' .
+                                            $item['data']['extra_label'];
                 }
             }
         }
@@ -149,8 +153,8 @@ private function loadForm(): void
 
         // create array
         $defaultExtras = [
-            '' => [0 => \SpoonFilter::ucfirst(BL::lbl('Editor'))],
-            \SpoonFilter::ucfirst(BL::lbl('Widgets')) => $widgets,
+            '' => [0 => s(BL::lbl('Editor'))->title()->toString()],
+            s(BL::lbl('Widgets'))->title()->toString() => $widgets,
         ];
 
         // create default position field
@@ -198,8 +202,17 @@ private function loadForm(): void
                 }
 
                 // not alphanumeric -> error
-                if (!\SpoonFilter::isValidAgainstRegexp('/^[a-z0-9]+$/i', $name)) {
-                    $errors[] = sprintf(BL::getError('NoAlphaNumPositionName'), $name);
+                $validationErrors = $this->get('validator')->validate(
+                    $name,
+                    new Assert\Regex([
+                        'pattern' => '/^[a-z0-9]+$/i',
+                        'message' => sprintf(BL::getError('NoAlphaNumPositionName'), $name),
+                    ])
+                );
+                if (count($validationErrors) > 0) {
+                    foreach ($validationErrors as $validationError) {
+                        $errors[] = $validationError->getMessage();
+                    }
                 }
 
                 // save positions
diff --git a/src/Backend/Modules/Extensions/Actions/Modules.php b/src/Backend/Modules/Extensions/Actions/Modules.php
index 5b26f256f0..7560aa3149 100644
--- a/src/Backend/Modules/Extensions/Actions/Modules.php
+++ b/src/Backend/Modules/Extensions/Actions/Modules.php
@@ -8,6 +8,7 @@
 use Backend\Core\Engine\Model as BackendModel;
 use Backend\Core\Engine\DataGridArray as BackendDataGridArray;
 use Backend\Modules\Extensions\Engine\Model as BackendExtensionsModel;
+use function Symfony\Component\String\s;
 
 /**
  * This is the modules-action, it will display the overview of modules.
@@ -70,7 +71,7 @@ private function loadDataGridInstallableModules(): void
         $this->dataGridInstallableModules = new BackendDataGridArray($this->installableModules);
 
         $this->dataGridInstallableModules->setSortingColumns(['raw_name']);
-        $this->dataGridInstallableModules->setHeaderLabels(['raw_name' => \SpoonFilter::ucfirst(BL::getLabel('Name'))]);
+        $this->dataGridInstallableModules->setHeaderLabels(['raw_name' => s(BL::getLabel('Name'))->title()->toString()]);
         $this->dataGridInstallableModules->setColumnsHidden(['installed', 'name']);
 
         // check if this action is allowed
@@ -83,7 +84,7 @@ private function loadDataGridInstallableModules(): void
         if (BackendAuthentication::isAllowedAction('InstallModule')) {
             // add install column
             $this->dataGridInstallableModules->addColumn('install', null, BL::lbl('Install'), BackendModel::createUrlForAction('InstallModule') . '&amp;module=[raw_name]', BL::lbl('Install'));
-            $this->dataGridInstallableModules->setColumnConfirm('install', sprintf(BL::msg('ConfirmModuleInstall'), '[raw_name]'), null, \SpoonFilter::ucfirst(BL::lbl('Install')) . '?');
+            $this->dataGridInstallableModules->setColumnConfirm('install', sprintf(BL::msg('ConfirmModuleInstall'), '[raw_name]'), null, s(BL::lbl('Install'))->title() . '?');
         }
     }
 
diff --git a/src/Backend/Modules/Extensions/Engine/Model.php b/src/Backend/Modules/Extensions/Engine/Model.php
index d2ac1f645a..d78d95ce62 100644
--- a/src/Backend/Modules/Extensions/Engine/Model.php
+++ b/src/Backend/Modules/Extensions/Engine/Model.php
@@ -11,6 +11,7 @@
 use Backend\Core\Engine\Exception;
 use Backend\Core\Language\Language as BL;
 use Backend\Core\Engine\Model as BackendModel;
+use function Symfony\Component\String\s;
 
 /**
  * In this file we store all generic functions that we will be using in the extensions module.
@@ -113,7 +114,7 @@ public static function buildTemplateHTML(string $format, bool $large = false): s
                 }
 
                 $htmlContent[$y][$x] = [
-                    'title' => \SpoonFilter::ucfirst($value),
+                    'title' => s($value)->title()->toString(),
                     'value' => $value,
                     'exists' => $value != '/',
                     'rowspan' => $rowspan,
@@ -293,7 +294,7 @@ public static function getExtras(): array
                 $row['data']['url'] = BackendModel::createUrlForAction('', $row['module']);
             }
 
-            $name = \SpoonFilter::ucfirst(BL::lbl($row['label']));
+            $name = s(BL::lbl($row['label']))->title()->toString();
             if (isset($row['data']['extra_label'])) {
                 $name = $row['data']['extra_label'];
             }
@@ -302,8 +303,8 @@ public static function getExtras(): array
             }
 
             // add human readable name
-            $module = \SpoonFilter::ucfirst(BL::lbl(\SpoonFilter::toCamelCase($row['module'])));
-            $extraTypeLabel = \SpoonFilter::ucfirst(BL::lbl(\SpoonFilter::toCamelCase('ExtraType_' . $row['type'])));
+            $module = s(BL::lbl(s($row['module'])->camel()->title()->toString()))->title()->toString();
+            $extraTypeLabel = s(BL::lbl(s('ExtraType_' . $row['type'])->replace('_', ' ')->camel()->title()->toString()))->title()->toString();
             $row['human_name'] = $extraTypeLabel . ': ' . $name;
             $row['path'] = $extraTypeLabel . ' › ' . $module . ($module !== $name ? ' › ' . $name : '');
         }
@@ -346,14 +347,14 @@ public static function getExtrasData(): array
                 );
             }
 
-            $name = \SpoonFilter::ucfirst(BL::lbl($row['label']));
+            $name = s(BL::lbl($row['label']))->title()->toString();
             if (isset($row['data']['extra_label'])) {
                 $name = $row['data']['extra_label'];
             }
             if (isset($row['data']['label_variables'])) {
                 $name = vsprintf($name, $row['data']['label_variables']);
             }
-            $moduleName = \SpoonFilter::ucfirst(BL::lbl(\SpoonFilter::toCamelCase($row['module'])));
+            $moduleName = s(BL::lbl(s($row['module'])->camel()->title()->toString()))->title()->toString();
 
             if (!isset($values[$row['module']])) {
                 $values[$row['module']] = [
@@ -427,7 +428,7 @@ public static function getModules(): array
             $module = [];
             $module['id'] = 'module_' . $moduleName;
             $module['raw_name'] = $moduleName;
-            $module['name'] = \SpoonFilter::ucfirst(BL::getLabel(\SpoonFilter::toCamelCase($moduleName)));
+            $module['name'] = s(BL::getLabel(s($moduleName)->camel()->title()->toString()))->title()->toString();
             $module['description'] = '';
             $module['version'] = '';
             $module['installed'] = false;
@@ -515,11 +516,9 @@ public static function getTemplate(int $id): array
     public static function getTemplates(?string $theme = null): array
     {
         $database = BackendModel::getContainer()->get('database');
-        $theme = \SpoonFilter::getValue(
-            (string) $theme,
-            null,
-            BackendModel::get('fork.settings')->get('Core', 'theme', 'Fork')
-        );
+        if ($theme === null || $theme === '') {
+            $theme = BackendModel::get('fork.settings')->get('Core', 'theme', 'Fork');
+        }
 
         $templates = (array) $database->getRecords(
             'SELECT i.id, i.label, i.path, i.data
@@ -546,7 +545,7 @@ public static function getTemplates(?string $theme = null): array
             // any extras?
             if (isset($row['data']['default_extras'])) {
                 foreach ($row['data']['default_extras'] as $value) {
-                    if (\SpoonFilter::isInteger($value)
+                    if (filter_var($value, FILTER_VALIDATE_INT) !== false
                         && isset($extras[$value]) && $extras[$value]['type'] == 'block'
                     ) {
                         $row['has_block'] = true;
@@ -977,10 +976,17 @@ public static function templateSyntaxToArray(string $syntax): array
      */
     public static function isValidTemplateSyntaxFormat(string $syntax): bool
     {
-        return \SpoonFilter::isValidAgainstRegexp(
-            '/^\[(\/|[a-z0-9])+(,(\/|[a-z0-9]+))*\](,\[(\/|[a-z0-9])+(,(\/|[a-z0-9]+))*\])*$/i',
-            $syntax
+        $filteredValue = filter_var(
+            $syntax,
+            FILTER_VALIDATE_REGEXP,
+            [
+                'options' => [
+                    'regexp' => '/^\[(\/|[a-z0-9])+(,(\/|[a-z0-9]+))*\](,\[(\/|[a-z0-9])+(,(\/|[a-z0-9]+))*\])*$/i',
+                ],
+            ]
         );
+
+        return $filteredValue === $syntax;
     }
 
     public static function updateTemplate(array $templateData): void
diff --git a/src/Backend/Modules/Faq/Actions/Categories.php b/src/Backend/Modules/Faq/Actions/Categories.php
index 60fbc38658..1d0c331796 100644
--- a/src/Backend/Modules/Faq/Actions/Categories.php
+++ b/src/Backend/Modules/Faq/Actions/Categories.php
@@ -8,6 +8,7 @@
 use Backend\Core\Language\Language as BL;
 use Backend\Core\Engine\Model as BackendModel;
 use Backend\Modules\Faq\Engine\Model as BackendFaqModel;
+use function Symfony\Component\String\s;
 
 /**
  * This is the categories-action, it will display the overview of faq categories
@@ -42,7 +43,7 @@ private function loadDataGrid(): void
             [BL::getWorkingLanguage()]
         );
         $this->dataGrid->setColumnFunction('htmlspecialchars', ['[title]'], 'title', false);
-        $this->dataGrid->setHeaderLabels(['num_items' => \SpoonFilter::ucfirst(BL::lbl('Amount'))]);
+        $this->dataGrid->setHeaderLabels(['num_items' => s(BL::lbl('Amount'))->title()->toString()]);
         if ($this->multipleCategoriesAllowed) {
             $this->dataGrid->enableSequenceByDragAndDrop();
         } else {
diff --git a/src/Backend/Modules/Faq/Engine/Model.php b/src/Backend/Modules/Faq/Engine/Model.php
index bfcd7bed11..71d718850a 100644
--- a/src/Backend/Modules/Faq/Engine/Model.php
+++ b/src/Backend/Modules/Faq/Engine/Model.php
@@ -7,6 +7,7 @@
 use Backend\Core\Language\Language as BL;
 use Backend\Core\Engine\Model as BackendModel;
 use Backend\Modules\Tags\Engine\Model as BackendTagsModel;
+use function Symfony\Component\String\s;
 
 /**
  * In this file we store all generic functions that we will be using in the faq module
@@ -397,7 +398,7 @@ public static function insertCategory(array $item, ?array $meta = null): int
             'data',
             [
                 'id' => $item['id'],
-                'extra_label' => \SpoonFilter::ucfirst(BL::lbl('Category', 'Faq')) . ': ' . $item['title'],
+                'extra_label' => s(BL::lbl('Category', 'Faq'))->title()->toString() . ': ' . $item['title'],
                 'language' => $item['language'],
                 'edit_url' => BackendModel::createUrlForAction(
                     'EditCategory',
diff --git a/src/Backend/Modules/FormBuilder/Actions/Add.php b/src/Backend/Modules/FormBuilder/Actions/Add.php
index be05f8afc8..48cf24420f 100644
--- a/src/Backend/Modules/FormBuilder/Actions/Add.php
+++ b/src/Backend/Modules/FormBuilder/Actions/Add.php
@@ -9,6 +9,8 @@
 use Backend\Core\Language\Language as BL;
 use Frontend\Core\Language\Language as FL;
 use Backend\Modules\FormBuilder\Engine\Model as BackendFormBuilderModel;
+use Symfony\Component\Validator\Constraints as Assert;
+use function Symfony\Component\String\s;
 
 /**
  * This is the add-action, it will display a form to create a new item.
@@ -96,7 +98,13 @@ private function validateForm(): void
             // identifier
             if ($txtIdentifier->isFilled()) {
                 // invalid characters
-                if (!\SpoonFilter::isValidAgainstRegexp('/^[a-zA-Z0-9\.\_\-]+$/', $txtIdentifier->getValue())) {
+                $validationErrors = $this->get('validator')->validate(
+                    $txtIdentifier->getValue(),
+                    new Assert\Regex([
+                        'pattern' => '/^[a-zA-Z0-9\.\_\-]+$/',
+                    ])
+                );
+                if (count($validationErrors) > 0) {
                     $txtIdentifier->setError(BL::getError('InvalidIdentifier'));
                 } elseif (BackendFormBuilderModel::existsIdentifier($txtIdentifier->getValue())) {
                     // unique identifier
@@ -135,7 +143,7 @@ private function validateForm(): void
                 $field = [];
                 $field['form_id'] = $id;
                 $field['type'] = 'submit';
-                $field['settings'] = serialize(['values' => \SpoonFilter::ucfirst(FL::getLabel('Send'))]);
+                $field['settings'] = serialize(['values' => s(FL::getLabel('Send'))->title()->toString()]);
                 BackendFormBuilderModel::insertField($field);
 
                 // everything is saved, so redirect to the editform
diff --git a/src/Backend/Modules/FormBuilder/Actions/Edit.php b/src/Backend/Modules/FormBuilder/Actions/Edit.php
index 50b596a9be..d0ecba2564 100644
--- a/src/Backend/Modules/FormBuilder/Actions/Edit.php
+++ b/src/Backend/Modules/FormBuilder/Actions/Edit.php
@@ -11,6 +11,7 @@
 use Frontend\Core\Language\Language as FL;
 use Backend\Modules\FormBuilder\Engine\Model as BackendFormBuilderModel;
 use Backend\Modules\FormBuilder\Engine\Helper as FormBuilderHelper;
+use Symfony\Component\Validator\Constraints as Assert;
 
 /**
  * This is the edit-action, it will display a form to edit an existing item
@@ -265,7 +266,7 @@ private function parseFields(): void
                 // add field
                 $btn = $this->form->addButton(
                     'submit_field',
-                    \SpoonFilter::htmlspecialcharsDecode($field['settings']['values']),
+                    htmlspecialchars_decode((string) $field['settings']['values']),
                     'button',
                     'btn btn-default'
                 );
@@ -323,7 +324,13 @@ private function validateForm(): void
             // identifier
             if ($txtIdentifier->isFilled()) {
                 // invalid characters
-                if (!\SpoonFilter::isValidAgainstRegexp('/^[a-zA-Z0-9\.\_\-]+$/', $txtIdentifier->getValue())) {
+                $validationErrors = $this->get('validator')->validate(
+                    $txtIdentifier->getValue(),
+                    new Assert\Regex([
+                        'pattern' => '/^[a-zA-Z0-9\.\_\-]+$/',
+                    ])
+                );
+                if (count($validationErrors) > 0) {
                     $txtIdentifier->setError(BL::getError('InvalidIdentifier'));
                 } elseif (BackendFormBuilderModel::existsIdentifier($txtIdentifier->getValue(), $this->id)) {
                     $txtIdentifier->setError(BL::getError('UniqueIdentifier'));
diff --git a/src/Backend/Modules/FormBuilder/Actions/ExportData.php b/src/Backend/Modules/FormBuilder/Actions/ExportData.php
index 497b2d1907..c13290a3c2 100644
--- a/src/Backend/Modules/FormBuilder/Actions/ExportData.php
+++ b/src/Backend/Modules/FormBuilder/Actions/ExportData.php
@@ -10,6 +10,7 @@
 use Common\Exception\RedirectException;
 use ForkCMS\Utility\Csv\Writer;
 use PhpOffice\PhpSpreadsheet\Spreadsheet;
+use function Symfony\Component\String\s;
 
 /**
  * This action is used to export submissions of a form.
@@ -170,8 +171,8 @@ private function setFilter(): void
     private function setItems(): void
     {
         // init header labels
-        $lblSessionId = \SpoonFilter::ucfirst(BL::lbl('SessionId'));
-        $lblSentOn = \SpoonFilter::ucfirst(BL::lbl('SentOn'));
+        $lblSessionId = s(BL::lbl('SessionId'))->title()->toString();
+        $lblSentOn = s(BL::lbl('SentOn'))->title()->toString();
         $this->columnHeaders = [$lblSessionId, $lblSentOn];
 
         // fetch query and parameters
@@ -202,7 +203,7 @@ private function setItems(): void
             }
 
             // group submissions
-            $data[$row['data_id']][$row['label']] = \SpoonFilter::htmlentitiesDecode($value, null, ENT_QUOTES);
+            $data[$row['data_id']][$row['label']] = html_entity_decode($value);
 
             // add into headers if not yet added
             if (!in_array($row['label'], $this->columnHeaders)) {
diff --git a/src/Backend/Modules/FormBuilder/Actions/Index.php b/src/Backend/Modules/FormBuilder/Actions/Index.php
index 282fffcf4e..adf0dc2b72 100644
--- a/src/Backend/Modules/FormBuilder/Actions/Index.php
+++ b/src/Backend/Modules/FormBuilder/Actions/Index.php
@@ -8,6 +8,7 @@
 use Backend\Core\Language\Language as BL;
 use Backend\Core\Engine\DataGridDatabase as BackendDataGridDatabase;
 use Backend\Modules\FormBuilder\Engine\Model as BackendFormBuilderModel;
+use function Symfony\Component\String\s;
 
 /**
  * This is the index-action (default), it will display the overview
@@ -29,7 +30,7 @@ private function loadDataGrid(): void
             [BL::getWorkingLanguage()]
         );
         $this->dataGrid->setHeaderLabels([
-            'email' => \SpoonFilter::ucfirst(BL::getLabel('Recipient')),
+            'email' => s(BL::getLabel('Recipient'))->title()->toString(),
             'sent_forms' => '',
         ]);
 
diff --git a/src/Backend/Modules/FormBuilder/Ajax/SaveField.php b/src/Backend/Modules/FormBuilder/Ajax/SaveField.php
index 83abfa3643..c946f5d9d0 100644
--- a/src/Backend/Modules/FormBuilder/Ajax/SaveField.php
+++ b/src/Backend/Modules/FormBuilder/Ajax/SaveField.php
@@ -45,7 +45,7 @@ public function execute(): void
         $values = trim($this->getRequest()->request->get('values', ''));
 
         // this is somewhat a nasty hack, but it makes special chars work.
-        $values = \SpoonFilter::htmlspecialcharsDecode($values);
+        $values = htmlspecialchars_decode($values);
 
         $defaultValues = trim($this->getRequest()->request->get('default_values', ''));
         $placeholder = trim($this->getRequest()->request->get('placeholder', ''));
@@ -231,10 +231,10 @@ public function execute(): void
         // htmlspecialchars except for paragraphs
         if ($type !== 'paragraph') {
             if ($values !== '') {
-                $values = \SpoonFilter::htmlspecialchars($values);
+                $values = htmlspecialchars($values);
             }
             if ($defaultValues !== '') {
-                $defaultValues = \SpoonFilter::htmlspecialchars($defaultValues);
+                $defaultValues = htmlspecialchars($defaultValues);
             }
         }
 
@@ -262,7 +262,7 @@ public function execute(): void
         // settings
         $settings = [];
         if ($label !== '') {
-            $settings['label'] = \SpoonFilter::htmlspecialchars($label);
+            $settings['label'] = htmlspecialchars($label);
         }
         if (!empty($values)) {
             $settings['values'] = $values;
@@ -271,10 +271,10 @@ public function execute(): void
             $settings['default_values'] = $defaultValues;
         }
         if ($placeholder !== '') {
-            $settings['placeholder'] = \SpoonFilter::htmlspecialchars($placeholder);
+            $settings['placeholder'] = htmlspecialchars($placeholder);
         }
         if ($classname !== '') {
-            $settings['classname'] = \SpoonFilter::htmlspecialchars($classname);
+            $settings['classname'] = htmlspecialchars($classname);
         }
 
         $settings['autocomplete'] = in_array($autocomplete, Autocomplete::POSSIBLE_VALUES) ? $autocomplete : '';
@@ -330,7 +330,7 @@ public function execute(): void
             $validate = [];
             $validate['field_id'] = $fieldId;
             $validate['type'] = 'required';
-            $validate['error_message'] = \SpoonFilter::htmlspecialchars($requiredErrorMessage);
+            $validate['error_message'] = htmlspecialchars($requiredErrorMessage);
 
             // add validation
             BackendFormBuilderModel::insertFieldValidation($validate);
@@ -344,9 +344,9 @@ public function execute(): void
             // build array
             $validate['field_id'] = $fieldId;
             $validate['type'] = $validation;
-            $validate['error_message'] = \SpoonFilter::htmlspecialchars($errorMessage);
+            $validate['error_message'] = htmlspecialchars($errorMessage);
             $validate['parameter'] = ($validationParameter !== '') ?
-                \SpoonFilter::htmlspecialchars($validationParameter) :
+                htmlspecialchars($validationParameter) :
                 null;
 
             // add validation
diff --git a/src/Backend/Modules/FormBuilder/Engine/Helper.php b/src/Backend/Modules/FormBuilder/Engine/Helper.php
index 50d6626c0b..db36bb2a7d 100644
--- a/src/Backend/Modules/FormBuilder/Engine/Helper.php
+++ b/src/Backend/Modules/FormBuilder/Engine/Helper.php
@@ -5,6 +5,7 @@
 use Backend\Core\Engine\Form as BackendForm;
 use Backend\Core\Engine\Model as BackendModel;
 use Backend\Core\Engine\TwigTemplate as BackendTemplate;
+use function Symfony\Component\String\s;
 
 /**
  * Helper class for the form_builder module.
@@ -152,8 +153,8 @@ public static function parseField(array $field): string
             } elseif (in_array($field['type'], ['checkbox', 'radiobutton'])) {
                 // name (prefixed by type)
                 $name = ($field['type'] === 'checkbox') ?
-                    'chk' . \SpoonFilter::ucfirst($fieldName) :
-                    'rbt' . \SpoonFilter::ucfirst($fieldName)
+                    'chk' . s($fieldName)->title()->toString() :
+                    'rbt' . s($fieldName)->title()->toString()
                 ;
 
                 // rebuild so the html is stored in a general name (and not rbtName)
diff --git a/src/Backend/Modules/FormBuilder/Engine/Model.php b/src/Backend/Modules/FormBuilder/Engine/Model.php
index e1475f5870..4aa7da10d6 100644
--- a/src/Backend/Modules/FormBuilder/Engine/Model.php
+++ b/src/Backend/Modules/FormBuilder/Engine/Model.php
@@ -7,6 +7,7 @@
 use Common\ModuleExtraType;
 use Frontend\Core\Language\Language as FL;
 use Symfony\Component\Finder\Finder;
+use function Symfony\Component\String\s;
 
 /**
  * In this file we store all generic functions that we will be using in the form_builder module
@@ -474,12 +475,12 @@ public static function getFields(int $id): array
      */
     public static function getLocale(string $name, string $type = 'label', string $application = 'Backend'): string
     {
-        $name = \SpoonFilter::toCamelCase($name);
-        $class = \SpoonFilter::ucfirst($application) . '\Core\Language\Language';
-        $function = 'get' . \SpoonFilter::ucfirst($type);
+        $name = s($name)->replace('_', ' ')->camel()->title()->toString();
+        $class = s($application)->title()->toString() . '\Core\Language\Language';
+        $function = 'get' . s($type)->title()->toString();
 
         // execute and return value
-        return \SpoonFilter::ucfirst(call_user_func_array([$class, $function], [$name]));
+        return s(call_user_func_array([$class, $function], [$name]))->title()->toString();
     }
 
     /**
diff --git a/src/Backend/Modules/FormBuilder/Installer/Installer.php b/src/Backend/Modules/FormBuilder/Installer/Installer.php
index 01ea065b5f..9e4d85618f 100644
--- a/src/Backend/Modules/FormBuilder/Installer/Installer.php
+++ b/src/Backend/Modules/FormBuilder/Installer/Installer.php
@@ -5,6 +5,7 @@
 use Backend\Core\Engine\Model as BackendModel;
 use Backend\Core\Installer\ModuleInstaller;
 use Common\ModuleExtraType;
+use function Symfony\Component\String\s;
 
 /**
  * Installer for the form_builder module
@@ -67,7 +68,7 @@ private function configureFrontendPages(): void
             $form = [];
             $form['language'] = $language;
             $form['user_id'] = $this->getDefaultUserID();
-            $form['name'] = \SpoonFilter::ucfirst($this->getLocale('Contact', 'Core', $language, 'lbl', 'Frontend'));
+            $form['name'] = s($this->getLocale('Contact', 'Core', $language, 'lbl', 'Frontend'))->title()->toString();
             $form['method'] = 'database_email';
             $form['email'] = serialize([$this->getVariable('email')]);
             $form['success_message'] = $this->getLocale('ContactMessageSent', 'Core', $language, 'msg', 'Frontend');
@@ -82,7 +83,7 @@ private function configureFrontendPages(): void
             $field['type'] = 'submit';
             $field['settings'] = serialize(
                 [
-                    'values' => \SpoonFilter::ucfirst($this->getLocale('Send', 'Core', $language, 'lbl', 'Frontend')),
+                    'values' => s($this->getLocale('Send', 'Core', $language, 'lbl', 'Frontend'))->title()->toString(),
                 ]
             );
             $this->getDatabase()->insert('forms_fields', $field);
@@ -92,7 +93,7 @@ private function configureFrontendPages(): void
             $field['type'] = 'textbox';
             $field['settings'] = serialize(
                 [
-                    'label' => \SpoonFilter::ucfirst($this->getLocale('Name', 'Core', $language, 'lbl', 'Frontend')),
+                    'label' => s($this->getLocale('Name', 'Core', $language, 'lbl', 'Frontend'))->title()->toString(),
                 ]
             );
             $nameId = $this->getDatabase()->insert('forms_fields', $field);
@@ -109,7 +110,7 @@ private function configureFrontendPages(): void
             $field['type'] = 'textbox';
             $field['settings'] = serialize(
                 [
-                    'label' => \SpoonFilter::ucfirst($this->getLocale('Email', 'Core', $language, 'lbl', 'Frontend')),
+                    'label' => s($this->getLocale('Email', 'Core', $language, 'lbl', 'Frontend'))->title()->toString(),
                 ]
             );
             $emailId = $this->getDatabase()->insert('forms_fields', $field);
@@ -125,7 +126,7 @@ private function configureFrontendPages(): void
             $field['type'] = 'textarea';
             $field['settings'] = serialize(
                 [
-                    'label' => \SpoonFilter::ucfirst($this->getLocale('Message', 'Core', $language, 'lbl', 'Frontend')),
+                    'label' => s($this->getLocale('Message', 'Core', $language, 'lbl', 'Frontend'))->title()->toString(),
                 ]
             );
             $messageId = $this->getDatabase()->insert('forms_fields', $field);
@@ -154,7 +155,7 @@ private function configureFrontendPages(): void
             // insert contact page
             $this->insertPage(
                 [
-                    'title' => \SpoonFilter::ucfirst($this->getLocale('Contact', 'Core', $language, 'lbl', 'Frontend')),
+                    'title' => s($this->getLocale('Contact', 'Core', $language, 'lbl', 'Frontend'))->title()->toString(),
                     'parent_id' => BackendModel::HOME_PAGE_ID,
                     'language' => $language,
                 ],
diff --git a/src/Backend/Modules/Groups/Actions/Add.php b/src/Backend/Modules/Groups/Actions/Add.php
index cdff42dc7f..11132784ff 100644
--- a/src/Backend/Modules/Groups/Actions/Add.php
+++ b/src/Backend/Modules/Groups/Actions/Add.php
@@ -10,6 +10,7 @@
 use Backend\Core\Language\Language as BL;
 use Backend\Core\Engine\Model as BackendModel;
 use Backend\Modules\Groups\Engine\Model as BackendGroupsModel;
+use function Symfony\Component\String\s;
 
 /**
  * This is the add-action, it will display a form to create a new group
@@ -165,7 +166,7 @@ private function getActions(): void
                 }
 
                 $this->actions[$module][] = [
-                    'label' => \SpoonFilter::toCamelCase($actionName),
+                    'label' => s($actionName)->replace('_', ' ')->camel()->title()->toString(),
                     'value' => $actionName,
                     'description' => $description,
                 ];
@@ -175,7 +176,7 @@ private function getActions(): void
         $modules = array_unique($modules);
         foreach ($modules as $module) {
             $this->modules[] = [
-                'label' => \SpoonFilter::toCamelCase($module),
+                'label' => s($module)->camel()->title()->toString(),
                 'value' => $module,
             ];
 
@@ -234,8 +235,8 @@ private function getWidgets(): void
                     // add to array
                     $this->widgets[] = [
                         'module_name' => $module,
-                        'checkbox_name' => \SpoonFilter::toCamelCase($module) . \SpoonFilter::toCamelCase($widgetName),
-                        'label' => \SpoonFilter::toCamelCase($widgetName),
+                        'checkbox_name' => s($module)->camel()->title()->toString() . s($widgetName)->replace('_', ' ')->camel()->title()->toString(),
+                        'label' => s($widgetName)->replace('_', ' ')->camel()->title()->toString(),
                         'value' => $widgetName,
                         'description' => $description,
                     ];
@@ -403,8 +404,8 @@ private function loadForm(): void
             foreach ($this->widgets as $j => $widget) {
                 // add widget checkboxes
                 $widgetBoxes[$j]['check'] = '<span>' . $this->form->addCheckbox('widgets_' . $widget['checkbox_name'], true)->parse() . '</span>';
-                $widgetBoxes[$j]['module'] = \SpoonFilter::ucfirst(BL::lbl($widget['module_name']));
-                $widgetBoxes[$j]['widget'] = '<label for="widgets' . \SpoonFilter::toCamelCase($widget['checkbox_name']) . '">' . $widget['label'] . '</label>';
+                $widgetBoxes[$j]['module'] = s(BL::lbl($widget['module_name']))->title()->toString();
+                $widgetBoxes[$j]['widget'] = '<label for="widgets' . s($widget['checkbox_name'])->replace('_', ' ')->camel()->title()->toString() . '">' . $widget['label'] . '</label>';
                 $widgetBoxes[$j]['description'] = $widget['description'];
             }
         }
@@ -427,8 +428,8 @@ private function loadForm(): void
                     // bundle not yet in array?
                     if (!in_array($action['group'], $addedBundles)) {
                         // assign bundled action boxes
-                        $actionBoxes[$key]['actions'][$i]['check'] = $this->form->addCheckbox('actions_' . $module['label'] . '_' . 'Group_' . \SpoonFilter::ucfirst($action['group']))->parse();
-                        $actionBoxes[$key]['actions'][$i]['action'] = \SpoonFilter::ucfirst($action['group']);
+                        $actionBoxes[$key]['actions'][$i]['check'] = $this->form->addCheckbox('actions_' . $module['label'] . '_' . 'Group_' . s($action['group'])->title()->toString())->parse();
+                        $actionBoxes[$key]['actions'][$i]['action'] = s($action['group'])->title()->toString();
                         $actionBoxes[$key]['actions'][$i]['description'] = $this->actionGroups[$action['group']];
 
                         // add the group to the added bundles
@@ -437,7 +438,7 @@ private function loadForm(): void
                 } else {
                     // assign action boxes
                     $actionBoxes[$key]['actions'][$i]['check'] = $this->form->addCheckbox('actions_' . $module['label'] . '_' . $action['label'])->parse();
-                    $actionBoxes[$key]['actions'][$i]['action'] = '<label for="actions' . \SpoonFilter::toCamelCase($module['label'] . '_' . $action['label']) . '">' . $action['label'] . '</label>';
+                    $actionBoxes[$key]['actions'][$i]['action'] = '<label for="actions' . s($module['label'] . ' ' . $action['label'])->replace('_', ' ')->camel()->title()->toString() . '">' . $action['label'] . '</label>';
                     $actionBoxes[$key]['actions'][$i]['description'] = $action['description'];
                 }
             }
@@ -466,7 +467,7 @@ private function loadForm(): void
                 false,
                 'inputCheckbox checkBeforeUnload jsSelectAll'
             )->parse();
-            $permissionBoxes[$key]['id'] = \SpoonFilter::toCamelCase($module['label']);
+            $permissionBoxes[$key]['id'] = s($module['label'])->replace('_', ' ')->camel()->title()->toString();
         }
 
         // create elements
@@ -503,9 +504,9 @@ private function validateForm(): void
                     // loop through all fields
                     foreach ($this->form->getFields() as $field) {
                         // field exists?
-                        if ($field->getName() == 'actions_' . $module['label'] . '_' . 'Group_' . \SpoonFilter::ucfirst($key)) {
+                        if ($field->getName() == 'actions_' . $module['label'] . '_' . 'Group_' . s($key)->title()) {
                             // add to bundled actions
-                            $bundledActionPermissions[] = $this->form->getField('actions_' . $module['label'] . '_' . 'Group_' . \SpoonFilter::ucfirst($key));
+                            $bundledActionPermissions[] = $this->form->getField('actions_' . $module['label'] . '_' . 'Group_' . s($key)->title());
                         }
                     }
                 }
diff --git a/src/Backend/Modules/Groups/Actions/Edit.php b/src/Backend/Modules/Groups/Actions/Edit.php
index 513aedbf54..5618310f31 100644
--- a/src/Backend/Modules/Groups/Actions/Edit.php
+++ b/src/Backend/Modules/Groups/Actions/Edit.php
@@ -13,6 +13,7 @@
 use Backend\Modules\Groups\Engine\Model as BackendGroupsModel;
 use Backend\Modules\Users\Engine\Model as BackendUsersModel;
 use Symfony\Component\Finder\Finder;
+use function Symfony\Component\String\s;
 
 /**
  * This is the edit-action, it will display a form to edit a group
@@ -167,7 +168,7 @@ private function getActions(): void
                 }
 
                 $this->actions[$module][] = [
-                    'label' => \SpoonFilter::toCamelCase($actionName),
+                    'label' => s($actionName)->replace('_', ' ')->camel()->title()->toString(),
                     'value' => $actionName,
                     'description' => $description,
                 ];
@@ -177,7 +178,7 @@ private function getActions(): void
         $modules = array_unique($modules);
         foreach ($modules as $module) {
             $this->modules[] = [
-                'label' => \SpoonFilter::toCamelCase($module),
+                'label' => s($module)->camel()->title()->toString(),
                 'value' => $module,
             ];
 
@@ -248,9 +249,9 @@ private function getWidgets(): void
 
                     // add to array
                     $this->widgets[] = [
-                        'checkbox_name' => \SpoonFilter::toCamelCase($module) . \SpoonFilter::toCamelCase($widgetName),
+                        'checkbox_name' => s($module)->camel()->title() . s($widgetName)->replace('_', ' ')->camel()->title(),
                         'module_name' => $module,
-                        'label' => \SpoonFilter::toCamelCase($widgetName),
+                        'label' => s($widgetName)->replace('_', ' ')->camel()->title()->toString(),
                         'value' => $widgetName,
                         'description' => $description,
                     ];
@@ -267,9 +268,9 @@ private function loadDataGrids(): void
         // check if this action is allowed
         if (BackendAuthentication::isAllowedAction('Edit', 'Users')) {
             // add columns
-            $this->dataGridUsers->addColumn('nickname', \SpoonFilter::ucfirst(BL::lbl('Nickname')), null, BackendModel::createUrlForAction('Edit', 'Users') . '&amp;id=[id]');
-            $this->dataGridUsers->addColumn('surname', \SpoonFilter::ucfirst(BL::lbl('Surname')), null, BackendModel::createUrlForAction('Edit', 'Users') . '&amp;id=[id]');
-            $this->dataGridUsers->addColumn('name', \SpoonFilter::ucfirst(BL::lbl('Name')), null, BackendModel::createUrlForAction('Edit', 'Users') . '&amp;id=[id]');
+            $this->dataGridUsers->addColumn('nickname', s(BL::lbl('Nickname'))->title()->toString(), null, BackendModel::createUrlForAction('Edit', 'Users') . '&amp;id=[id]');
+            $this->dataGridUsers->addColumn('surname', s(BL::lbl('Surname'))->title()->toString(), null, BackendModel::createUrlForAction('Edit', 'Users') . '&amp;id=[id]');
+            $this->dataGridUsers->addColumn('name', s(BL::lbl('Name'))->title()->toString(), null, BackendModel::createUrlForAction('Edit', 'Users') . '&amp;id=[id]');
 
             // add column URL
             $this->dataGridUsers->setColumnURL('email', BackendModel::createUrlForAction('Edit', 'Users') . '&amp;id=[id]');
@@ -316,8 +317,8 @@ private function loadForm(): void
 
                     // add widget checkboxes
                     $widgetBoxes[$j]['check'] = '<span>' . $this->form->addCheckbox('widgets_' . $widget['checkbox_name'], $selectedWidgets[$j] ?? null)->parse() . '</span>';
-                    $widgetBoxes[$j]['module'] = \SpoonFilter::ucfirst(BL::lbl($widget['module_name']));
-                    $widgetBoxes[$j]['widget'] = '<label for="widgets' . \SpoonFilter::toCamelCase($widget['checkbox_name']) . '">' . $widget['label'] . '</label>';
+                    $widgetBoxes[$j]['module'] = s(BL::lbl($widget['module_name']))->title()->toString();
+                    $widgetBoxes[$j]['widget'] = '<label for="widgets' . s($widget['checkbox_name'])->replace('_', ' ')->camel()->title()->toString() . '">' . $widget['label'] . '</label>';
                     $widgetBoxes[$j]['description'] = $widget['description'];
                 }
             }
@@ -345,8 +346,8 @@ private function loadForm(): void
                     // bundle not yet in array?
                     if (!in_array($action['group'], $addedBundles)) {
                         // assign bundled action boxes
-                        $actionBoxes[$key]['actions'][$i]['check'] = $this->form->addCheckbox('actions_' . $module['label'] . '_' . 'Group_' . \SpoonFilter::ucfirst($action['group']), in_array($action['value'], $selectedActions))->parse();
-                        $actionBoxes[$key]['actions'][$i]['action'] = \SpoonFilter::ucfirst($action['group']);
+                        $actionBoxes[$key]['actions'][$i]['check'] = $this->form->addCheckbox('actions_' . $module['label'] . '_' . 'Group_' . s($action['group'])->title()->toString(), in_array($action['value'], $selectedActions))->parse();
+                        $actionBoxes[$key]['actions'][$i]['action'] = s($action['group'])->title()->toString();
                         $actionBoxes[$key]['actions'][$i]['description'] = $this->actionGroups[$action['group']];
 
                         // add the group to the added bundles
@@ -355,7 +356,7 @@ private function loadForm(): void
                 } else {
                     // assign action boxes
                     $actionBoxes[$key]['actions'][$i]['check'] = $this->form->addCheckbox('actions_' . $module['label'] . '_' . $action['label'], in_array($action['value'], $selectedActions))->parse();
-                    $actionBoxes[$key]['actions'][$i]['action'] = '<label for="actions' . \SpoonFilter::toCamelCase($module['label'] . '_' . $action['label']) . '">' . $action['label'] . '</label>';
+                    $actionBoxes[$key]['actions'][$i]['action'] = '<label for="actions' . s($module['label'] . ' ' . $action['label'])->replace('_', ' ')->camel()->title() . '">' . $action['label'] . '</label>';
                     $actionBoxes[$key]['actions'][$i]['description'] = $action['description'];
                 }
             }
@@ -384,7 +385,7 @@ private function loadForm(): void
                 false,
                 'inputCheckbox checkBeforeUnload jsSelectAll'
             )->parse();
-            $permissionBoxes[$key]['id'] = \SpoonFilter::toCamelCase($module['label']);
+            $permissionBoxes[$key]['id'] = s($module['label'])->replace('_', ' ')->camel()->title()->toString();
         }
 
         // create elements
@@ -582,9 +583,9 @@ private function validateForm(): void
                     // loop through all fields
                     foreach ($this->form->getFields() as $field) {
                         // field exists?
-                        if ($field->getName() == 'actions_' . $module['label'] . '_' . 'Group_' . \SpoonFilter::ucfirst($key)) {
+                        if ($field->getName() == 'actions_' . $module['label'] . '_' . 'Group_' . s($key)->title()->toString()) {
                             // add to bundled actions
-                            $bundledActionPermissions[] = $this->form->getField('actions_' . $module['label'] . '_' . 'Group_' . \SpoonFilter::ucfirst($key));
+                            $bundledActionPermissions[] = $this->form->getField('actions_' . $module['label'] . '_' . 'Group_' . s($key)->title()->toString());
                         }
                     }
                 }
diff --git a/src/Backend/Modules/Locale/Actions/Add.php b/src/Backend/Modules/Locale/Actions/Add.php
index 24542bf09d..f3322dbe7a 100644
--- a/src/Backend/Modules/Locale/Actions/Add.php
+++ b/src/Backend/Modules/Locale/Actions/Add.php
@@ -92,8 +92,15 @@ protected function parse(): void
         parent::parse();
 
         // prevent XSS
-        $filter = \SpoonFilter::arrayMapRecursive('htmlspecialchars', $this->filter);
-
+        $filter = $this->filter;
+        array_walk_recursive(
+            $filter,
+            static function (&$value) {
+                if (is_string($value)) {
+                    $value = htmlspecialchars($value);
+                }
+            }
+        );
         $this->template->assignArray($filter);
     }
 
diff --git a/src/Backend/Modules/Locale/Actions/Edit.php b/src/Backend/Modules/Locale/Actions/Edit.php
index 57f92fd1ec..9e8d08aa67 100644
--- a/src/Backend/Modules/Locale/Actions/Edit.php
+++ b/src/Backend/Modules/Locale/Actions/Edit.php
@@ -68,7 +68,15 @@ protected function parse(): void
         parent::parse();
 
         // prevent XSS
-        $filter = \SpoonFilter::arrayMapRecursive('htmlspecialchars', $this->filter);
+        $filter = $this->filter;
+        array_walk_recursive(
+            $filter,
+            static function (&$value) {
+                if (is_string($value)) {
+                    $value = htmlspecialchars($value);
+                }
+            }
+        );
 
         // parse filter
         $this->template->assignArray($filter);
diff --git a/src/Backend/Modules/Locale/Actions/Index.php b/src/Backend/Modules/Locale/Actions/Index.php
index a8fb6921bc..49577a49be 100644
--- a/src/Backend/Modules/Locale/Actions/Index.php
+++ b/src/Backend/Modules/Locale/Actions/Index.php
@@ -9,6 +9,7 @@
 use Backend\Core\Language\Language as BL;
 use Backend\Core\Engine\Model as BackendModel;
 use Backend\Modules\Locale\Engine\Model as BackendLocaleModel;
+use function Symfony\Component\String\s;
 
 /**
  * This is the index-action, it will display an overview of all the translations with an inline edit option.
@@ -126,7 +127,7 @@ private function loadDataGrid(): void
             $dataGrid->setPaging(false);
 
             // set header label for reference code
-            $dataGrid->setHeaderLabels(['name' => \SpoonFilter::ucfirst(BL::lbl('ReferenceCode'))]);
+            $dataGrid->setHeaderLabels(['name' => s(BL::lbl('ReferenceCode'))->title()->toString()]);
 
             // hide the application when only one application is shown
             if ($this->filter['application'] != '') {
@@ -152,18 +153,13 @@ private function loadDataGrid(): void
                 );
 
                 // escape the double quotes
-                $dataGrid->setColumnFunction(
-                    ['SpoonFilter', 'htmlentities'],
-                    ['[' . $lang . ']', null, ENT_QUOTES],
-                    $lang,
-                    true
-                );
+                $dataGrid->setColumnFunction('htmlentities', ['[' . $lang . ']'], $lang, true);
                 if ($type == 'act') {
                     $dataGrid->setColumnFunction('urldecode', ['[' . $lang . ']'], $lang, true);
                 }
 
                 // set header labels
-                $dataGrid->setHeaderLabels([$lang => \SpoonFilter::ucfirst(BL::lbl(mb_strtoupper((string) $lang)))]);
+                $dataGrid->setHeaderLabels([$lang => s(BL::lbl(mb_strtoupper((string) $lang)))->title()->toString()]);
 
                 // only 1 language selected?
                 if (count($this->filter['language']) == 1) {
diff --git a/src/Backend/Modules/Locale/Engine/CacheBuilder.php b/src/Backend/Modules/Locale/Engine/CacheBuilder.php
index a5c246df96..048585e3d9 100644
--- a/src/Backend/Modules/Locale/Engine/CacheBuilder.php
+++ b/src/Backend/Modules/Locale/Engine/CacheBuilder.php
@@ -3,6 +3,7 @@
 namespace Backend\Modules\Locale\Engine;
 
 use Symfony\Component\Filesystem\Filesystem;
+use function Symfony\Component\String\s;
 
 /**
  * In this file, the locale cache is build
@@ -105,16 +106,16 @@ protected function addSpoonLocale(array &$json, string $language): void
 
         // build labels
         foreach ($monthsLong as $key => $value) {
-            $json['loc']['MonthLong' . \SpoonFilter::ucfirst($key)] = $value;
+            $json['loc']['MonthLong' . s($key)->title()->toString()] = $value;
         }
         foreach ($monthsShort as $key => $value) {
-            $json['loc']['MonthShort' . \SpoonFilter::ucfirst($key)] = $value;
+            $json['loc']['MonthShort' . s($key)->title()->toString()] = $value;
         }
         foreach ($daysLong as $key => $value) {
-            $json['loc']['DayLong' . \SpoonFilter::ucfirst($key)] = $value;
+            $json['loc']['DayLong' . s($key)->title()->toString()] = $value;
         }
         foreach ($daysShort as $key => $value) {
-            $json['loc']['DayShort' . \SpoonFilter::ucfirst($key)] = $value;
+            $json['loc']['DayShort' . s($key)->title()->toString()] = $value;
         }
     }
 
diff --git a/src/Backend/Modules/Locale/Engine/Model.php b/src/Backend/Modules/Locale/Engine/Model.php
index 8dce0734db..f69de34d08 100644
--- a/src/Backend/Modules/Locale/Engine/Model.php
+++ b/src/Backend/Modules/Locale/Engine/Model.php
@@ -6,7 +6,7 @@
 use Backend\Core\Engine\Authentication as BackendAuthentication;
 use Backend\Core\Language\Language as BL;
 use Backend\Core\Engine\Model as BackendModel;
-use SpoonFilter;
+use function Symfony\Component\String\s;
 
 /**
  * In this file we store all generic functions that we will be using in the locale module
@@ -372,7 +372,7 @@ public static function getTypesForDropDown(): array
 
         // loop and build labels
         foreach ($labels as &$row) {
-            $row = SpoonFilter::ucfirst(BL::msg(mb_strtoupper((string) $row), 'Core'));
+            $row = s(BL::msg(mb_strtoupper((string) $row), 'Core'))->title()->toString();
         }
 
         // build array
@@ -385,7 +385,7 @@ public static function getTypesForMultiCheckbox(): array
 
         // loop and build labels
         foreach ($labels as &$row) {
-            $row = SpoonFilter::ucfirst(BL::msg(mb_strtoupper((string) $row), 'Core'));
+            $row = s(BL::msg(mb_strtoupper((string) $row), 'Core'))->title()->toString();
         }
 
         // build array
@@ -477,8 +477,8 @@ public static function importXML(
                 foreach ($items as $item) {
                     // attributes
                     $attributes = $item->attributes();
-                    $type = SpoonFilter::getValue($attributes['type'], $possibleTypes, '');
-                    $name = SpoonFilter::ucfirst(SpoonFilter::getValue($attributes['name'], null, ''));
+                    $type = in_array($attributes['type'], $possibleTypes, true) ? $attributes['type'] : '';
+                    $name = s($attributes['name'] ?? '')->title()->toString();
 
                     // missing attributes
                     if ($type == '' || $name == '') {
@@ -495,11 +495,7 @@ public static function importXML(
 
                         // attributes
                         $attributes = $translation->attributes();
-                        $language = SpoonFilter::getValue(
-                            $attributes['language'],
-                            $possibleLanguages[$application],
-                            ''
-                        );
+                        $language = in_array($attributes['language'], $possibleLanguages[$application], true) ? $attributes['language'] : '';
 
                         // language does not exist
                         if ($language == '') {
diff --git a/src/Backend/Modules/Location/Engine/Model.php b/src/Backend/Modules/Location/Engine/Model.php
index a9a6a49aba..d066bc8a5c 100644
--- a/src/Backend/Modules/Location/Engine/Model.php
+++ b/src/Backend/Modules/Location/Engine/Model.php
@@ -6,6 +6,7 @@
 use Backend\Core\Engine\Model as BackendModel;
 use Common\ModuleExtraType;
 use ForkCMS\Utility\Geolocation;
+use function Symfony\Component\String\s;
 
 /**
  * In this file we store all generic functions that we will be using in the location module
@@ -190,7 +191,7 @@ public static function insert(array $item): int
             'data',
             [
                 'id' => $item['id'],
-                'extra_label' => \SpoonFilter::ucfirst(BL::lbl('Location', 'Core')) . ': ' . $item['title'],
+                'extra_label' => s(BL::lbl('Location', 'Core'))->title() . ': ' . $item['title'],
                 'language' => $item['language'],
                 'edit_url' => BackendModel::createUrlForAction('Edit', 'Location') . '&id=' . $item['id'],
             ]
@@ -238,7 +239,7 @@ public static function update(array $item): int
                 'data',
                 [
                     'id' => $item['id'],
-                    'extra_label' => \SpoonFilter::ucfirst(BL::lbl('Location', 'Core')) . ': ' . $item['title'],
+                    'extra_label' => s(BL::lbl('Location', 'Core'))->title() . ': ' . $item['title'],
                     'language' => $item['language'],
                     'edit_url' => BackendModel::createUrlForAction('Edit', 'Location') . '&id=' . $item['id'],
                 ]
diff --git a/src/Backend/Modules/Mailmotor/Domain/Settings/SettingsType.php b/src/Backend/Modules/Mailmotor/Domain/Settings/SettingsType.php
index 9534d4bb42..c1bd9c4e00 100755
--- a/src/Backend/Modules/Mailmotor/Domain/Settings/SettingsType.php
+++ b/src/Backend/Modules/Mailmotor/Domain/Settings/SettingsType.php
@@ -5,7 +5,6 @@
 use Backend\Modules\Mailmotor\Domain\Settings\Command\SaveSettings;
 use Common\Language;
 use MailMotor\Bundle\MailMotorBundle\Manager\SubscriberGatewayManager;
-use SpoonFilter;
 use Symfony\Component\Form\AbstractType;
 use Symfony\Component\Form\Extension\Core\Type\CheckboxType;
 use Symfony\Component\Form\Extension\Core\Type\ChoiceType;
@@ -17,6 +16,7 @@
 use Symfony\Component\Form\FormInterface;
 use Symfony\Component\OptionsResolver\OptionsResolver;
 use Symfony\Component\Validator\Constraints\Valid;
+use function Symfony\Component\String\s;
 
 class SettingsType extends AbstractType
 {
@@ -122,7 +122,7 @@ private function getPossibleMailEngines(): array
         $mailEnginesWithSubscriberGateway = $this->subscriberGatewayManager->getAll();
 
         foreach ($mailEnginesWithSubscriberGateway as $key => $mailEngine) {
-            $label = SpoonFilter::ucfirst(($key === 'not_implemented') ? Language::lbl('None') : $key);
+            $label = s(($key === 'not_implemented') ? Language::lbl('None') : $key)->title()->toString();
 
             $ddmValuesForMailEngines[$label] = $key;
         }
diff --git a/src/Backend/Modules/MediaGalleries/Domain/MediaGallery/MediaGalleryDataGrid.php b/src/Backend/Modules/MediaGalleries/Domain/MediaGallery/MediaGalleryDataGrid.php
index d6680f729f..afdae83770 100644
--- a/src/Backend/Modules/MediaGalleries/Domain/MediaGallery/MediaGalleryDataGrid.php
+++ b/src/Backend/Modules/MediaGalleries/Domain/MediaGallery/MediaGalleryDataGrid.php
@@ -7,7 +7,7 @@
 use Backend\Core\Engine\DataGridFunctions;
 use Backend\Core\Engine\Model;
 use Backend\Core\Language\Language;
-use SpoonFilter;
+use function Symfony\Component\String\s;
 
 /**
  * @TODO replace with a doctrine implementation of the data grid
@@ -21,7 +21,7 @@ public function __construct()
              FROM media_gallery AS i'
         );
 
-        $this->setHeaderLabels(['title' => SpoonFilter::ucfirst(Language::lbl('Title'))]);
+        $this->setHeaderLabels(['title' => s(Language::lbl('Title'))->title()->toString()]);
         $this->setColumnFunction('htmlspecialchars', ['[title]'], 'title', false);
         $this->setSortingFunctions();
         $this->setExtraFunctions();
diff --git a/src/Backend/Modules/MediaLibrary/Domain/MediaGroup/TypeType.php b/src/Backend/Modules/MediaLibrary/Domain/MediaGroup/TypeType.php
index 56cbf27886..280f4ddf35 100644
--- a/src/Backend/Modules/MediaLibrary/Domain/MediaGroup/TypeType.php
+++ b/src/Backend/Modules/MediaLibrary/Domain/MediaGroup/TypeType.php
@@ -6,6 +6,7 @@
 use Symfony\Component\Form\AbstractType;
 use Symfony\Component\Form\Extension\Core\Type\ChoiceType;
 use Symfony\Component\Form\FormBuilderInterface;
+use function Symfony\Component\String\s;
 
 class TypeType extends AbstractType
 {
@@ -18,7 +19,7 @@ public function buildForm(FormBuilderInterface $builder, array $options): void
                 [
                     'label' => 'msg.ChooseTypeForNewGroup',
                     'choices' => $this->getTypeChoices(),
-                    'choice_label' => fn(Type $type) => Language::lbl('MediaLibraryGroupType' . \SpoonFilter::toCamelCase($type, '-'), 'Core'),
+                    'choice_label' => fn(Type $type) => Language::lbl('MediaLibraryGroupType' . s($type)->replace('-', ' ')->camel()->title()->toString(), 'Core'),
                     'choice_translation_domain' => false,
                     'choice_value' => fn(?Type $type = null) => (string) $type,
                     'data' => Type::fromString('image'),
diff --git a/src/Backend/Modules/MediaLibrary/Domain/MediaItem/MediaItemDataGrid.php b/src/Backend/Modules/MediaLibrary/Domain/MediaItem/MediaItemDataGrid.php
index 022cf27abb..9a7b2f5d4e 100644
--- a/src/Backend/Modules/MediaLibrary/Domain/MediaItem/MediaItemDataGrid.php
+++ b/src/Backend/Modules/MediaLibrary/Domain/MediaItem/MediaItemDataGrid.php
@@ -7,8 +7,8 @@
 use Backend\Core\Engine\Model;
 use Backend\Core\Language\Language;
 use Backend\Modules\MediaLibrary\Actions\MediaItemMassAction;
-use SpoonFilter;
 use SpoonFormDropdown;
+use function Symfony\Component\String\s;
 
 /**
  * @TODO replace with a doctrine implementation of the data grid
@@ -49,15 +49,15 @@ private function getColumnHeaderLabels(Type $type): array
     {
         if ($type->isMovie()) {
             return [
-                'storage_type' => SpoonFilter::ucfirst(Language::lbl('MediaStorageType')),
-                'url' => SpoonFilter::ucfirst(Language::lbl('MediaMovieId')),
-                'title' => SpoonFilter::ucfirst(Language::lbl('MediaMovieTitle')),
+                'storage_type' => s(Language::lbl('MediaStorageType'))->title()->toString(),
+                'url' => s(Language::lbl('MediaMovieId'))->title()->toString(),
+                'title' => s(Language::lbl('MediaMovieTitle'))->title()->toString(),
             ];
         }
 
         return [
             'type' => '',
-            'url' => SpoonFilter::ucfirst(Language::lbl('Image')),
+            'url' => s(Language::lbl('Image'))->title()->toString(),
         ];
     }
 
diff --git a/src/Backend/Modules/MediaLibrary/Domain/MediaItem/MediaItemSelectionDataGrid.php b/src/Backend/Modules/MediaLibrary/Domain/MediaItem/MediaItemSelectionDataGrid.php
index 5d50d3a60b..39e9a47113 100644
--- a/src/Backend/Modules/MediaLibrary/Domain/MediaItem/MediaItemSelectionDataGrid.php
+++ b/src/Backend/Modules/MediaLibrary/Domain/MediaItem/MediaItemSelectionDataGrid.php
@@ -6,7 +6,7 @@
 use Backend\Core\Engine\DataGridFunctions as BackendDataGridFunctions;
 use Backend\Core\Engine\Model;
 use Backend\Core\Language\Language;
-use SpoonFilter;
+use function Symfony\Component\String\s;
 
 /**
  * @TODO replace with a doctrine implementation of the data grid
@@ -36,16 +36,16 @@ private function getColumnHeaderLabels(Type $type): array
     {
         if ($type->isMovie()) {
             return [
-                'storage_type' => SpoonFilter::ucfirst(Language::lbl('MediaStorageType')),
-                'url' => SpoonFilter::ucfirst(Language::lbl('MediaMovieId')),
-                'title' => SpoonFilter::ucfirst(Language::lbl('MediaMovieTitle')),
+                'storage_type' => s(Language::lbl('MediaStorageType'))->title()->toString(),
+                'url' => s(Language::lbl('MediaMovieId'))->title()->toString(),
+                'title' => s(Language::lbl('MediaMovieTitle'))->title()->toString(),
                 'directUrl' => '',
             ];
         }
 
         return [
             'type' => '',
-            'url' => SpoonFilter::ucfirst(Language::lbl('Image')),
+            'url' => s(Language::lbl('Image'))->title()->toString(),
             'directUrl' => '',
         ];
     }
@@ -198,6 +198,6 @@ public static function addButton(string $id, string $type, string $storageType)
         }
 
         return '<a class="btn btn-success" data-direct-url="' . $absoluteUrl . '">' .
-               SpoonFilter::ucfirst(Language::lbl('Select')) . '</a>';
+               s(Language::lbl('Select'))->title() . '</a>';
     }
 }
diff --git a/src/Backend/Modules/MediaLibrary/Manager/TreeManager.php b/src/Backend/Modules/MediaLibrary/Manager/TreeManager.php
index 73fe1e2a08..0428eaaece 100644
--- a/src/Backend/Modules/MediaLibrary/Manager/TreeManager.php
+++ b/src/Backend/Modules/MediaLibrary/Manager/TreeManager.php
@@ -6,7 +6,7 @@
 use Backend\Core\Language\Language;
 use Backend\Core\Engine\Model as BackendModel;
 use Backend\Modules\MediaLibrary\Builder\MediaFolder\MediaFolderCacheItem;
-use SpoonFilter;
+use function Symfony\Component\String\s;
 
 /**
  * In this file we store all generic functions that we will be using in the MediaLibrary module
@@ -21,7 +21,7 @@ public function getHTML(): string
     {
         $navigationItems = $this->mediaFolderCache->get();
 
-        $html = '<h4>' . SpoonFilter::ucfirst(Language::lbl('Folders')) . '</h4>' . "\n";
+        $html = '<h4>' . s(Language::lbl('Folders'))->title() . '</h4>' . "\n";
         $html .= $this->buildNavigationTree($navigationItems);
 
         return $html;
diff --git a/src/Backend/Modules/Pages/Actions/Add.php b/src/Backend/Modules/Pages/Actions/Add.php
index d7737763be..0ac67fe657 100644
--- a/src/Backend/Modules/Pages/Actions/Add.php
+++ b/src/Backend/Modules/Pages/Actions/Add.php
@@ -20,6 +20,7 @@
 use Symfony\Component\DomCrawler\Crawler;
 use Symfony\Component\Filesystem\Filesystem;
 use Symfony\Component\HttpFoundation\Response;
+use function Symfony\Component\String\s;
 
 /**
  * This is the add-action, it will display a form to create a new item
@@ -222,7 +223,7 @@ private function loadForm(): void
             foreach ($permissions as $permission => $attributes) {
                 $allowPermission = 'allow_' . $permission;
                 $values[] = [
-                    'label' => BL::msg(\SpoonFilter::toCamelCase($allowPermission)),
+                    'label' => BL::msg(s($allowPermission)->replace('_', ' ')->camel()->title()->toString()),
                     'value' => $permission,
                     'attributes' => $attributes,
                 ];
@@ -243,7 +244,10 @@ private function loadForm(): void
         $block['index'] = 0;
         $block['formElements']['chkVisible'] = $this->form->addCheckbox('block_visible_' . $block['index'], true);
         $block['formElements']['hidExtraId'] = $this->form->addHidden('block_extra_id_' . $block['index'], 0);
-        $block['formElements']['hidExtraType'] = $this->form->addHidden('block_extra_type_' . $block['index'], 'rich_text');
+        $block['formElements']['hidExtraType'] = $this->form->addHidden(
+            'block_extra_type_' . $block['index'],
+            'rich_text'
+        );
         $block['formElements']['hidExtraData'] = $this->form->addHidden('block_extra_data_' . $block['index']);
         $block['formElements']['hidPosition'] = $this->form->addHidden('block_position_' . $block['index'], 'fallback');
         $block['formElements']['txtHTML'] = $this->form->addTextarea(
@@ -360,15 +364,15 @@ private function loadForm(): void
             $redirectValue = 'external';
         }
         $redirectValues = [
-            ['value' => 'none', 'label' => \SpoonFilter::ucfirst(BL::lbl('None'))],
+            ['value' => 'none', 'label' => s(BL::lbl('None'))->title()->toString()],
             [
                 'value' => 'internal',
-                'label' => \SpoonFilter::ucfirst(BL::lbl('InternalLink')),
+                'label' => s(BL::lbl('InternalLink'))->title()->toString(),
                 'variables' => ['isInternal' => true],
             ],
             [
                 'value' => 'external',
-                'label' => \SpoonFilter::ucfirst(BL::lbl('ExternalLink')),
+                'label' => s(BL::lbl('ExternalLink'))->title()->toString(),
                 'variables' => ['isExternal' => true],
             ],
         ];
@@ -380,7 +384,9 @@ private function loadForm(): void
         );
         $this->form->addText(
             'external_redirect',
-            ($redirectValue === 'external') ? urldecode((string) $originalPage['data']['external_redirect']['url']) : null,
+            ($redirectValue === 'external') ? urldecode(
+                (string) $originalPage['data']['external_redirect']['url']
+            ) : null,
             null,
             null,
             null,
@@ -429,7 +435,10 @@ protected function parse(): void
         $this->template->assign('templates', $this->templates);
         $this->template->assign('isGod', $this->isGod);
         $this->template->assign('positions', $this->positions);
-        $this->template->assign('extrasData', json_encode(BackendModel::recursiveHtmlspecialchars(BackendExtensionsModel::getExtrasData())));
+        $this->template->assign(
+            'extrasData',
+            json_encode(BackendModel::recursiveHtmlspecialchars(BackendExtensionsModel::getExtrasData()))
+        );
         $this->template->assign('extrasById', json_encode(BackendExtensionsModel::getExtras()));
         $this->template->assign(
             'prefixURL',
diff --git a/src/Backend/Modules/Pages/Actions/Edit.php b/src/Backend/Modules/Pages/Actions/Edit.php
index 2cf91f905a..bb4f097013 100644
--- a/src/Backend/Modules/Pages/Actions/Edit.php
+++ b/src/Backend/Modules/Pages/Actions/Edit.php
@@ -21,6 +21,7 @@
 use ForkCMS\Utility\Thumbnails;
 use SpoonFormHidden;
 use Symfony\Component\HttpFoundation\Response;
+use function Symfony\Component\String\s;
 
 /**
  * This is the edit-action, it will display a form to update an item
@@ -190,8 +191,8 @@ private function loadDrafts(): void
         // set headers
         $this->dgDrafts->setHeaderLabels(
             [
-                 'user_id' => \SpoonFilter::ucfirst(BL::lbl('By')),
-                 'edited_on' => \SpoonFilter::ucfirst(BL::lbl('LastEditedOn')),
+                 'user_id' => s(BL::lbl('By'))->title()->toString(),
+                 'edited_on' => s(BL::lbl('LastEditedOn'))->title()->toString(),
             ]
         );
 
@@ -366,7 +367,7 @@ private function loadForm(): void
 
             foreach ($permissions as $permission => $attributes) {
                 $values[] = [
-                    'label' => BL::msg(\SpoonFilter::toCamelCase('allow_' . $permission)),
+                    'label' => BL::msg(s('allow_' . $permission)->replace('_', ' ')->camel()->title()->toString()),
                     'value' => $permission,
                     'attributes' => $attributes,
                 ];
@@ -512,15 +513,15 @@ private function loadForm(): void
             $redirectValue = 'external';
         }
         $redirectValues = [
-            ['value' => 'none', 'label' => \SpoonFilter::ucfirst(BL::lbl('None'))],
+            ['value' => 'none', 'label' => s(BL::lbl('None'))->title()->toString()],
             [
                 'value' => 'internal',
-                'label' => \SpoonFilter::ucfirst(BL::lbl('InternalLink')),
+                'label' => s(BL::lbl('InternalLink'))->title()->toString(),
                 'variables' => ['isInternal' => true],
             ],
             [
                 'value' => 'external',
-                'label' => \SpoonFilter::ucfirst(BL::lbl('ExternalLink')),
+                'label' => s(BL::lbl('ExternalLink'))->title()->toString(),
                 'variables' => ['isExternal' => true],
             ],
         ];
@@ -613,8 +614,8 @@ private function loadRevisions(): void
         // set headers
         $this->dgRevisions->setHeaderLabels(
             [
-                 'user_id' => \SpoonFilter::ucfirst(BL::lbl('By')),
-                 'edited_on' => \SpoonFilter::ucfirst(BL::lbl('LastEditedOn')),
+                 'user_id' => s(BL::lbl('By'))->title()->toString(),
+                 'edited_on' => s(BL::lbl('LastEditedOn'))->title()->toString(),
             ]
         );
 
diff --git a/src/Backend/Modules/Pages/Actions/Index.php b/src/Backend/Modules/Pages/Actions/Index.php
index dcef405803..4d0f14da5e 100644
--- a/src/Backend/Modules/Pages/Actions/Index.php
+++ b/src/Backend/Modules/Pages/Actions/Index.php
@@ -9,6 +9,7 @@
 use Backend\Core\Language\Language as BL;
 use Backend\Core\Engine\Model as BackendModel;
 use Backend\Modules\Pages\Engine\Model as BackendPagesModel;
+use function Symfony\Component\String\s;
 
 /**
  * This is the index-action (default), it will display the pages-overview
@@ -73,8 +74,8 @@ private function loadDataGridDrafts(): void
         // set headers
         $this->dgDrafts->setHeaderLabels(
             [
-                 'user_id' => \SpoonFilter::ucfirst(BL::lbl('By')),
-                 'edited_on' => \SpoonFilter::ucfirst(BL::lbl('LastEdited')),
+                 'user_id' => s(BL::lbl('By'))->title()->toString(),
+                 'edited_on' => s(BL::lbl('LastEdited'))->title()->toString(),
             ]
         );
 
@@ -127,8 +128,8 @@ private function loadDataGridRecentlyEdited(): void
         // set headers
         $this->dgRecentlyEdited->setHeaderLabels(
             [
-                 'user_id' => \SpoonFilter::ucfirst(BL::lbl('By')),
-                 'edited_on' => \SpoonFilter::ucfirst(BL::lbl('LastEdited')),
+                 'user_id' => s(BL::lbl('By'))->title()->toString(),
+                 'edited_on' => s(BL::lbl('LastEdited'))->title()->toString(),
             ]
         );
 
diff --git a/src/Backend/Modules/Pages/Engine/CacheBuilder.php b/src/Backend/Modules/Pages/Engine/CacheBuilder.php
index 07b537101c..7c3734635e 100644
--- a/src/Backend/Modules/Pages/Engine/CacheBuilder.php
+++ b/src/Backend/Modules/Pages/Engine/CacheBuilder.php
@@ -352,7 +352,7 @@ protected function dumpEditorLinkList(array $navigation, array $keys, string $la
                     }
 
                     // get the title
-                    $title = \SpoonFilter::htmlspecialcharsDecode($cachedTitles[$pageId]);
+                    $title = htmlspecialchars_decode((string) $cachedTitles[$pageId]);
 
                     // split into chunks
                     $urlChunks = explode('/', (string) $url);
diff --git a/src/Backend/Modules/Pages/Engine/Model.php b/src/Backend/Modules/Pages/Engine/Model.php
index f943a63298..0eff107430 100644
--- a/src/Backend/Modules/Pages/Engine/Model.php
+++ b/src/Backend/Modules/Pages/Engine/Model.php
@@ -9,7 +9,6 @@
 use ForkCMS\Utility\Thumbnails;
 use SimpleBus\Message\Bus\MessageBus;
 use InvalidArgumentException;
-use SpoonFilter;
 use Symfony\Component\Filesystem\Filesystem;
 use Backend\Core\Engine\Authentication as BackendAuthentication;
 use Backend\Core\Language\Language as BL;
@@ -20,6 +19,7 @@
 use Backend\Modules\Tags\Engine\Model as BackendTagsModel;
 use ForkCMS\App\ForkController;
 use Frontend\Core\Language\Language as FrontendLanguage;
+use function Symfony\Component\String\s;
 
 /**
  * In this file we store all generic functions that we will be using in the PagesModule
@@ -695,7 +695,7 @@ public static function getPagesForDropdown(?string $language = null): array
         $keys = [];
         $pages = [];
         $pageTree = self::getTree([self::NO_PARENT_PAGE_ID], null, 1, $language);
-        $homepageTitle = $pageTree[1][BackendModel::HOME_PAGE_ID]['title'] ?? SpoonFilter::ucfirst(BL::lbl('Home'));
+        $homepageTitle = $pageTree[1][BackendModel::HOME_PAGE_ID]['title'] ?? s(BL::lbl('Home'))->title()->toString();
 
         foreach ($pageTree as $pageTreePages) {
             foreach ((array) $pageTreePages as $pageID => $page) {
@@ -801,7 +801,7 @@ private static function addMainPageToTreeForDropdown(
         array $page,
         array $navigation
     ): array {
-        $tree['pages'][$branchLabel][$page['page_id']] = SpoonFilter::htmlentities($page['navigation_title']);
+        $tree['pages'][$branchLabel][$page['page_id']] = htmlentities((string) $page['navigation_title']);
         $tree['attributes'][$page['page_id']] = $attributesFunction($page);
 
         return self::mergeTreeForDropdownArrays(
@@ -959,7 +959,7 @@ public static function getTreeHTML(): string
         $navigation = static::getCacheBuilder()->getNavigation(BL::getWorkingLanguage());
 
         // start HTML
-        $html = '<h4>' . SpoonFilter::ucfirst(BL::lbl('MainNavigation')) . '</h4>' . "\n";
+        $html = '<h4>' . s(BL::lbl('MainNavigation'))->title() . '</h4>' . "\n";
         $html .= '<div class="clearfix" data-tree="main">' . "\n";
         $html .= '    <ul>' . "\n";
         $html .= '        <li id="page-"' . BackendModel::HOME_PAGE_ID . ' rel="home">';
@@ -984,7 +984,7 @@ public static function getTreeHTML(): string
         // only show meta if needed
         if (BackendModel::get('fork.settings')->get('Pages', 'meta_navigation', false)) {
             // meta pages
-            $html .= '<h4>' . SpoonFilter::ucfirst(BL::lbl('Meta')) . '</h4>' . "\n";
+            $html .= '<h4>' . s(BL::lbl('Meta'))->title() . '</h4>' . "\n";
             $html .= '<div class="clearfix" data-tree="meta">' . "\n";
             $html .= '    <ul>' . "\n";
 
@@ -1017,7 +1017,7 @@ public static function getTreeHTML(): string
         }
 
         // footer pages
-        $html .= '<h4>' . SpoonFilter::ucfirst(BL::lbl('Footer')) . '</h4>' . "\n";
+        $html .= '<h4>' . s(BL::lbl('Footer'))->title() . '</h4>' . "\n";
 
         // start
         $html .= '<div class="clearfix" data-tree="footer">' . "\n";
@@ -1053,7 +1053,7 @@ public static function getTreeHTML(): string
         // are there any root pages
         if (isset($navigation['root'][0]) && !empty($navigation['root'][0])) {
             // meta pages
-            $html .= '<h4>' . SpoonFilter::ucfirst(BL::lbl('Root')) . '</h4>' . "\n";
+            $html .= '<h4>' . s(BL::lbl('Root'))->title() . '</h4>' . "\n";
 
             // start
             $html .= '<div class="clearfix" data-tree="root">' . "\n";
@@ -1325,8 +1325,8 @@ public static function move(
         string $tree,
         ?string $language = null
     ): bool {
-        $typeOfDrop = SpoonFilter::getValue($typeOfDrop, self::POSSIBLE_TYPES_OF_DROP, self::TYPE_OF_DROP_INSIDE);
-        $tree = SpoonFilter::getValue($tree, ['main', 'meta', 'footer', 'root'], 'root');
+        $typeOfDrop = in_array($typeOfDrop, self::POSSIBLE_TYPES_OF_DROP, true) ? $typeOfDrop : self::TYPE_OF_DROP_INSIDE;
+        $tree = in_array($tree, ['main', 'meta', 'footer', 'root'], true) ? $tree : 'root';
         $language ??= BL::getWorkingLanguage();
 
         // When dropping on the main navigation it should be added as a child of the home page
diff --git a/src/Backend/Modules/Pages/Installer/Installer.php b/src/Backend/Modules/Pages/Installer/Installer.php
index ea1fbc7124..93d64e5b77 100644
--- a/src/Backend/Modules/Pages/Installer/Installer.php
+++ b/src/Backend/Modules/Pages/Installer/Installer.php
@@ -6,7 +6,7 @@
 use Backend\Core\Engine\Model as BackendModel;
 use Backend\Modules\Pages\Engine\Model as BackendPagesModel;
 use Common\ModuleExtraType;
-use SpoonFilter;
+use function Symfony\Component\String\s;
 
 /**
  * Installer for the pages module
@@ -191,8 +191,7 @@ private function installExampleData(): void
             $modulesPageId = $this->insertPage(
                 [
                     'id' => 4,
-                    'title' => SpoonFilter::ucfirst(
-                        $this->getLocale('Modules', 'Core', $language, 'lbl', 'Frontend')
+                    'title' => s($this->getLocale('Modules', 'Core', $language, 'lbl', 'Frontend'))->title()->toString(
                     ),
                     'type' => 'page',
                     'language' => $language,
@@ -211,7 +210,7 @@ private function installExampleData(): void
                         'id' => BackendModel::HOME_PAGE_ID,
                         'parent_id' => BackendPagesModel::NO_PARENT_PAGE_ID,
                         'template_id' => $this->getTemplateId('home'),
-                        'title' => SpoonFilter::ucfirst($this->getLocale('Home', 'Core', $language)),
+                        'title' => s($this->getLocale('Home', 'Core', $language))->title()->toString(),
                         'language' => $language,
                         'allow_move' => false,
                         'allow_delete' => false,
@@ -226,9 +225,7 @@ private function installExampleData(): void
                 // blog
                 $this->insertPage(
                     [
-                        'title' => SpoonFilter::ucfirst(
-                            $this->getLocale('Blog', 'Core', $language, 'lbl', 'Frontend')
-                        ),
+                        'title' => s($this->getLocale('Blog', 'Core', $language, 'lbl', 'Frontend'))->title()->toString(),
                         'language' => $language,
                         'parent_id' => $modulesPageId,
                     ],
@@ -301,7 +298,9 @@ private function installExampleData(): void
                     );
                     $this->insertPage(
                         [
-                            'title' => SpoonFilter::ucfirst($this->getLocale('ForgotPassword', 'Core', $language, 'lbl', 'Backend')),
+                            'title' => s(
+                                $this->getLocale('ForgotPassword', 'Core', $language, 'lbl', 'Backend')
+                            )->title()->toString(),
                             'language' => $language,
                             'parent_id' => $profilesPageId,
                         ],
@@ -311,9 +310,9 @@ private function installExampleData(): void
                     );
                     $this->insertPage(
                         [
-                            'title' => SpoonFilter::ucfirst(
+                            'title' => s(
                                 $this->getLocale('ResendActivation', 'Core', $language, 'lbl', 'Backend')
-                            ),
+                            )->title()->toString(),
                             'language' => $language,
                             'parent_id' => $profilesPageId,
                         ],
@@ -323,7 +322,9 @@ private function installExampleData(): void
                     );
                     $this->insertPage(
                         [
-                            'title' => SpoonFilter::ucfirst($this->getLocale('Login', 'Core', $language, 'lbl', 'Backend')),
+                            'title' => s(
+                                $this->getLocale('Login', 'Core', $language, 'lbl', 'Backend')
+                            )->title()->toString(),
                             'language' => $language,
                             'parent_id' => $profilesPageId,
                         ],
@@ -333,7 +334,9 @@ private function installExampleData(): void
                     );
                     $this->insertPage(
                         [
-                            'title' => SpoonFilter::ucfirst($this->getLocale('Register', 'Core', $language, 'lbl', 'Backend')),
+                            'title' => s(
+                                $this->getLocale('Register', 'Core', $language, 'lbl', 'Backend')
+                            )->title()->toString(),
                             'language' => $language,
                             'parent_id' => $profilesPageId,
                         ],
@@ -343,7 +346,9 @@ private function installExampleData(): void
                     );
                     $this->insertPage(
                         [
-                            'title' => SpoonFilter::ucfirst($this->getLocale('Logout', 'Core', $language, 'lbl', 'Backend')),
+                            'title' => s(
+                                $this->getLocale('Logout', 'Core', $language, 'lbl', 'Backend')
+                            )->title()->toString(),
                             'language' => $language,
                             'parent_id' => $profilesPageId,
                         ],
@@ -353,7 +358,9 @@ private function installExampleData(): void
                     );
                     $this->insertPage(
                         [
-                            'title' => SpoonFilter::ucfirst($this->getLocale('Profile', 'Core', $language, 'lbl', 'Backend')),
+                            'title' => s(
+                                $this->getLocale('Profile', 'Core', $language, 'lbl', 'Backend')
+                            )->title()->toString(),
                             'language' => $language,
                             'parent_id' => $profilesPageId,
                         ],
@@ -363,9 +370,9 @@ private function installExampleData(): void
                     );
                     $this->insertPage(
                         [
-                            'title' => SpoonFilter::ucfirst(
+                            'title' => s(
                                 $this->getLocale('ProfileSettings', 'Core', $language, 'lbl', 'Backend')
-                            ),
+                            )->title()->toString(),
                             'language' => $language,
                             'parent_id' => $profilesPageId,
                         ],
@@ -375,7 +382,9 @@ private function installExampleData(): void
                     );
                     $this->insertPage(
                         [
-                            'title' => SpoonFilter::ucfirst($this->getLocale('ChangeEmail', 'Core', $language, 'lbl', 'Backend')),
+                            'title' => s(
+                                $this->getLocale('ChangeEmail', 'Core', $language, 'lbl', 'Backend')
+                            )->title()->toString(),
                             'language' => $language,
                             'parent_id' => $profilesPageId,
                         ],
@@ -385,7 +394,9 @@ private function installExampleData(): void
                     );
                     $this->insertPage(
                         [
-                            'title' => SpoonFilter::ucfirst($this->getLocale('ChangePassword', 'Core', $language, 'lbl', 'Backend')),
+                            'title' => s(
+                                $this->getLocale('ChangePassword', 'Core', $language, 'lbl', 'Backend')
+                            )->title()->toString(),
                             'language' => $language,
                             'parent_id' => $profilesPageId,
                         ],
@@ -428,7 +439,7 @@ private function configureFrontendPages(): void
                     'id' => BackendModel::HOME_PAGE_ID,
                     'parent_id' => BackendPagesModel::NO_PARENT_PAGE_ID,
                     'template_id' => $this->getTemplateId('home'),
-                    'title' => SpoonFilter::ucfirst($this->getLocale('Home', 'Core', $language, 'lbl', 'Backend')),
+                    'title' => s($this->getLocale('Home', 'Core', $language, 'lbl', 'Backend'))->title()->toString(),
                     'language' => $language,
                     'allow_move' => false,
                     'allow_delete' => false,
@@ -442,9 +453,7 @@ private function configureFrontendPages(): void
             $this->insertPage(
                 [
                     'id' => 2,
-                    'title' => SpoonFilter::ucfirst(
-                        $this->getLocale('Sitemap', 'Core', $language, 'lbl', 'Frontend')
-                    ),
+                    'title' => s($this->getLocale('Sitemap', 'Core', $language, 'lbl', 'Frontend'))->title()->toString(),
                     'type' => 'footer',
                     'language' => $language,
                 ],
@@ -458,9 +467,7 @@ private function configureFrontendPages(): void
             $this->insertPage(
                 [
                     'id' => 3,
-                    'title' => SpoonFilter::ucfirst(
-                        $this->getLocale('Disclaimer', 'Core', $language, 'lbl', 'Frontend')
-                    ),
+                    'title' => s($this->getLocale('Disclaimer', 'Core', $language, 'lbl', 'Frontend'))->title()->toString(),
                     'type' => 'footer',
                     'language' => $language,
                 ],
diff --git a/src/Backend/Modules/Profiles/Actions/Add.php b/src/Backend/Modules/Profiles/Actions/Add.php
index 518d071200..fa8a2129a9 100644
--- a/src/Backend/Modules/Profiles/Actions/Add.php
+++ b/src/Backend/Modules/Profiles/Actions/Add.php
@@ -8,6 +8,7 @@
 use Backend\Core\Engine\Model as BackendModel;
 use Backend\Modules\Profiles\Engine\Model as BackendProfilesModel;
 use Symfony\Component\Intl\Countries;
+use function Symfony\Component\String\s;
 
 /**
  * This is the add-action, it will display a form to add a new profile.
@@ -58,8 +59,8 @@ private function loadForm(): void
     {
         // gender dropdown values
         $genderValues = [
-            'male' => \SpoonFilter::ucfirst(BL::getLabel('Male')),
-            'female' => \SpoonFilter::ucfirst(BL::getLabel('Female')),
+            'male' => s(BL::getLabel('Male'))->title()->toString(),
+            'female' => s(BL::getLabel('Female'))->title()->toString(),
         ];
 
         // birthdate dropdown values
diff --git a/src/Backend/Modules/Profiles/Actions/Edit.php b/src/Backend/Modules/Profiles/Actions/Edit.php
index f2cfa6a84a..405e8996bc 100644
--- a/src/Backend/Modules/Profiles/Actions/Edit.php
+++ b/src/Backend/Modules/Profiles/Actions/Edit.php
@@ -12,6 +12,7 @@
 use Backend\Form\Type\DeleteType;
 use Backend\Modules\Profiles\Engine\Model as BackendProfilesModel;
 use Symfony\Component\Intl\Countries;
+use function Symfony\Component\String\s;
 
 /**
  * This is the edit-action, it will display a form to edit an existing profile.
@@ -72,8 +73,8 @@ private function loadForm(): void
     {
         // gender dropdown values
         $genderValues = [
-            'male' => \SpoonFilter::ucfirst(BL::getLabel('Male')),
-            'female' => \SpoonFilter::ucfirst(BL::getLabel('Female')),
+            'male' => s(BL::getLabel('Male'))->title()->toString(),
+            'female' => s(BL::getLabel('Female'))->title()->toString(),
         ];
 
         // birthdate dropdown values
diff --git a/src/Backend/Modules/Profiles/Engine/Model.php b/src/Backend/Modules/Profiles/Engine/Model.php
index 956c6fc794..91c205ab23 100644
--- a/src/Backend/Modules/Profiles/Engine/Model.php
+++ b/src/Backend/Modules/Profiles/Engine/Model.php
@@ -8,6 +8,7 @@
 use Backend\Core\Language\Language as BL;
 use Backend\Core\Engine\Model as BackendModel;
 use Backend\Core\Engine\Exception as BackendException;
+use function Symfony\Component\String\s;
 
 /**
  * In this file we store all generic functions that we will be using in the profiles module.
@@ -425,7 +426,7 @@ public static function getStatusForDropDown(): array
 
         // loop and build labels
         foreach ($labels as &$row) {
-            $row = \SpoonFilter::ucfirst(BL::getLabel(\SpoonFilter::ucfirst($row)));
+            $row = s(BL::getLabel(s($row)->title()->toString()))->title()->toString();
         }
 
         // build array
@@ -443,7 +444,7 @@ public static function getStatusForDropDown(): array
     public static function getUrl(string $displayName, ?int $excludedProfileId = null): string
     {
         // decode specialchars
-        $displayName = \SpoonFilter::htmlspecialcharsDecode((string) $displayName);
+        $displayName = htmlspecialchars_decode($displayName);
 
         // urlise
         $url = CommonUri::getUrl($displayName);
diff --git a/src/Backend/Modules/Profiles/Installer/Installer.php b/src/Backend/Modules/Profiles/Installer/Installer.php
index 204df4cc02..03e18f8d2d 100644
--- a/src/Backend/Modules/Profiles/Installer/Installer.php
+++ b/src/Backend/Modules/Profiles/Installer/Installer.php
@@ -5,9 +5,9 @@
 use Backend\Core\Installer\ModuleInstaller;
 use Common\ModuleExtraType;
 use Frontend\Modules\Profiles\Engine\Model;
-use SpoonFilter;
 use Symfony\Component\Filesystem\Filesystem;
 use Backend\Core\Language\Language;
+use function Symfony\Component\String\s;
 
 /**
  * Installer for the profiles module.
@@ -198,7 +198,7 @@ private function configureFrontendPages(): void
             if (!$this->hasPageWithProfilesBlock($language)) {
                 $indexPageId = $this->insertPage(
                     [
-                        'title' => SpoonFilter::ucfirst(Language::lbl('Profile')),
+                        'title' => s(Language::lbl('Profile'))->title()->toString(),
                         'type' => 'root',
                         'language' => $language,
                     ],
@@ -211,7 +211,7 @@ private function configureFrontendPages(): void
                 if (!$this->hasPageWithProfilesAction($language, 'Settings')) {
                     $this->insertPage(
                         [
-                            'title' => SpoonFilter::ucfirst(Language::lbl('ProfileSettings')),
+                            'title' => s(Language::lbl('ProfileSettings'))->title()->toString(),
                             'parent_id' => $indexPageId,
                             'language' => $language,
                         ],
@@ -225,7 +225,7 @@ private function configureFrontendPages(): void
                 if (!$this->hasPageWithProfilesAction($language, 'ChangeEmail')) {
                     $this->insertPage(
                         [
-                            'title' => SpoonFilter::ucfirst(Language::lbl('ChangeEmail')),
+                            'title' => s(Language::lbl('ChangeEmail'))->title()->toString(),
                             'parent_id' => $indexPageId,
                             'language' => $language,
                         ],
@@ -239,7 +239,7 @@ private function configureFrontendPages(): void
                 if (!$this->hasPageWithProfilesAction($language, 'ChangePassword')) {
                     $this->insertPage(
                         [
-                            'title' => SpoonFilter::ucfirst(Language::lbl('ChangePassword')),
+                            'title' => s(Language::lbl('ChangePassword'))->title()->toString(),
                             'parent_id' => $indexPageId,
                             'language' => $language,
                         ],
@@ -254,7 +254,7 @@ private function configureFrontendPages(): void
             if (!$this->hasPageWithProfilesAction($language, 'Activate')) {
                 $this->insertPage(
                     [
-                        'title' => SpoonFilter::ucfirst(Language::lbl('Activate')),
+                        'title' => s(Language::lbl('Activate'))->title()->toString(),
                         'type' => 'root',
                         'language' => $language,
                     ],
@@ -268,7 +268,7 @@ private function configureFrontendPages(): void
             if (!$this->hasPageWithProfilesAction($language, 'ForgotPassword')) {
                 $this->insertPage(
                     [
-                        'title' => SpoonFilter::ucfirst(Language::lbl('ForgotPassword')),
+                        'title' => s(Language::lbl('ForgotPassword'))->title()->toString(),
                         'type' => 'root',
                         'language' => $language,
                     ],
@@ -282,7 +282,7 @@ private function configureFrontendPages(): void
             if (!$this->hasPageWithProfilesAction($language, 'ResetPassword')) {
                 $this->insertPage(
                     [
-                        'title' => SpoonFilter::ucfirst(Language::lbl('ResetPassword')),
+                        'title' => s(Language::lbl('ResetPassword'))->title()->toString(),
                         'type' => 'root',
                         'language' => $language,
                     ],
@@ -296,7 +296,7 @@ private function configureFrontendPages(): void
             if (!$this->hasPageWithProfilesAction($language, 'ResendActivation')) {
                 $this->insertPage(
                     [
-                        'title' => SpoonFilter::ucfirst(Language::lbl('ResendActivation')),
+                        'title' => s(Language::lbl('ResendActivation'))->title()->toString(),
                         'type' => 'root',
                         'language' => $language,
                     ],
@@ -310,7 +310,7 @@ private function configureFrontendPages(): void
             if (!$this->hasPageWithProfilesAction($language, 'Login')) {
                 $this->insertPage(
                     [
-                        'title' => SpoonFilter::ucfirst(Language::lbl('Login')),
+                        'title' => s(Language::lbl('Login'))->title()->toString(),
                         'type' => 'root',
                         'language' => $language,
                     ],
@@ -324,7 +324,7 @@ private function configureFrontendPages(): void
             if (!$this->hasPageWithProfilesAction($language, 'Register')) {
                 $this->insertPage(
                     [
-                        'title' => SpoonFilter::ucfirst(Language::lbl('Register')),
+                        'title' => s(Language::lbl('Register'))->title()->toString(),
                         'type' => 'root',
                         'language' => $language,
                     ],
@@ -338,7 +338,7 @@ private function configureFrontendPages(): void
             if (!$this->hasPageWithProfilesAction($language, 'Logout')) {
                 $this->insertPage(
                     [
-                        'title' => SpoonFilter::ucfirst(Language::lbl('Logout')),
+                        'title' => s(Language::lbl('Logout'))->title()->toString(),
                         'type' => 'root',
                         'language' => $language,
                     ],
diff --git a/src/Backend/Modules/Search/Actions/Statistics.php b/src/Backend/Modules/Search/Actions/Statistics.php
index 37f14a87ca..48f4641e6b 100644
--- a/src/Backend/Modules/Search/Actions/Statistics.php
+++ b/src/Backend/Modules/Search/Actions/Statistics.php
@@ -7,6 +7,7 @@
 use Backend\Core\Engine\DataGridFunctions as BackendDataGridFunctions;
 use Backend\Core\Language\Language as BL;
 use Backend\Modules\Search\Engine\Model as BackendSearchModel;
+use function Symfony\Component\String\s;
 
 /**
  * This is the statistics-action, it will display the overview of search statistics
@@ -28,7 +29,7 @@ private function showDataGrid(): void
         );
         $dataGrid->setColumnsHidden(['data']);
         $dataGrid->addColumn('referrer', BL::lbl('Referrer'));
-        $dataGrid->setHeaderLabels(['time' => \SpoonFilter::ucfirst(BL::lbl('SearchedOn'))]);
+        $dataGrid->setHeaderLabels(['time' => s(BL::lbl('SearchedOn'))->title()->toString()]);
 
         // set column function
         $dataGrid->setColumnFunction([self::class, 'parseRefererInDataGrid'], '[data]', 'referrer');
diff --git a/src/Backend/Modules/Search/Installer/Installer.php b/src/Backend/Modules/Search/Installer/Installer.php
index dfa4f8e098..55f483ea67 100644
--- a/src/Backend/Modules/Search/Installer/Installer.php
+++ b/src/Backend/Modules/Search/Installer/Installer.php
@@ -4,6 +4,7 @@
 
 use Common\ModuleExtraType;
 use Backend\Core\Installer\ModuleInstaller;
+use function Symfony\Component\String\s;
 
 /**
  * Installer for the search module
@@ -72,7 +73,7 @@ private function configureFrontendPages(): void
             $searchIndexPageTitle = $this->getLocale('Search', 'Core', $language, 'lbl', 'Frontend');
             $this->insertPage(
                 [
-                    'title' => \SpoonFilter::ucfirst($searchIndexPageTitle),
+                    'title' => s($searchIndexPageTitle)->title()->toString(),
                     'type' => 'root',
                     'language' => $language,
                 ],
diff --git a/src/Backend/Modules/Settings/Actions/Email.php b/src/Backend/Modules/Settings/Actions/Email.php
index 20867e02d7..8d94285220 100644
--- a/src/Backend/Modules/Settings/Actions/Email.php
+++ b/src/Backend/Modules/Settings/Actions/Email.php
@@ -6,7 +6,7 @@
 use Backend\Core\Engine\Authentication as BackendAuthentication;
 use Backend\Core\Engine\Form as BackendForm;
 use Backend\Core\Language\Language as BL;
-use SpoonFilter;
+use function Symfony\Component\String\s;
 
 /**
  * This is the email-action, it will display a form to set email settings
@@ -73,7 +73,11 @@ private function loadForm(): void
             $this->form->addPassword('smtp_password', $this->get('fork.settings')->get('Core', 'smtp_password', ''));
             $this->form->addDropdown(
                 'smtp_secure_layer',
-                ['no' => SpoonFilter::ucfirst(BL::lbl('None')), 'ssl' => 'SSL', 'tls' => 'TLS'],
+                [
+                    'no' => s(BL::lbl('None'))->title()->toString(),
+                    'ssl' => 'SSL',
+                    'tls' => 'TLS'
+                ],
                 $this->get('fork.settings')->get('Core', 'smtp_secure_layer', 'no')
             );
         }
diff --git a/src/Backend/Modules/Settings/Actions/Index.php b/src/Backend/Modules/Settings/Actions/Index.php
index f0a1eef1c1..3f855c33a5 100644
--- a/src/Backend/Modules/Settings/Actions/Index.php
+++ b/src/Backend/Modules/Settings/Actions/Index.php
@@ -3,13 +3,13 @@
 namespace Backend\Modules\Settings\Actions;
 
 use ForkCMS\Privacy\ConsentDialog;
-use SpoonFilter;
 use Backend\Core\Engine\Base\ActionIndex as BackendBaseActionIndex;
 use Backend\Core\Engine\Form as BackendForm;
 use Backend\Core\Language\Language as BL;
 use Backend\Core\Engine\Model as BackendModel;
 use Backend\Modules\Extensions\Engine\Model as BackendExtensionsModel;
 use Backend\Modules\Settings\Engine\Model as BackendSettingsModel;
+use function Symfony\Component\String\s;
 
 /**
  * This is the index-action (default), it will display the setting-overview
@@ -135,12 +135,6 @@ private function loadForm(): void
             'form-control danger code',
             true
         );
-        $this->form->addTextarea(
-            'site_domains',
-            implode("\n", (array) $this->get('fork.settings')->get('Core', 'site_domains', $defaultDomains)),
-            'form-control code',
-            'form-control danger code'
-        );
 
         // facebook settings
         // @deprecated remove this in Fork 6, facebook_admin_ids / facebook_app_id / facebook_app_secret should be removed
@@ -203,11 +197,11 @@ private function loadForm(): void
         $googleRecaptchaVersions = [
             [
                 'value' => 'v2invisible',
-                'label' => SpoonFilter::ucfirst(BL::lbl('GoogleRecaptchaV2Invisible')),
+                'label' => s(BL::lbl('GoogleRecaptchaV2Invisible'))->title()->toString(),
             ],
             [
                 'value' => 'v3',
-                'label' => SpoonFilter::ucfirst(BL::lbl('GoogleRecaptchaV3')),
+                'label' => s(BL::lbl('GoogleRecaptchaV3'))->title()->toString(),
             ],
         ];
         $this->form->addRadiobutton(
@@ -392,27 +386,6 @@ private function validateForm(): void
             // number
             $this->form->getField('number_format')->isFilled(BL::err('FieldIsRequired'));
 
-            // domains filled in
-            if ($this->form->getField('site_domains')->isFilled()) {
-                // split on newlines
-                $domains = explode("\n", trim((string) $this->form->getField('site_domains')->getValue()));
-
-                // loop domains
-                foreach ($domains as $domain) {
-                    // strip funky stuff
-                    $domain = trim(str_replace(['www.', 'http://', 'https://'], '', $domain));
-
-                    // invalid URL
-                    if (!SpoonFilter::isURL('http://' . $domain)) {
-                        // set error
-                        $this->form->getField('site_domains')->setError(BL::err('InvalidDomain'));
-
-                        // stop looping domains
-                        break;
-                    }
-                }
-            }
-
             if ($this->form->getField('ckfinder_image_max_width')->isFilled()) {
                 $this->form->getField(
                     'ckfinder_image_max_width'
@@ -615,24 +588,6 @@ private function validateForm(): void
                 $this->get('fork.settings')->set('Core', 'active_languages', $activeLanguages);
                 $this->get('fork.settings')->set('Core', 'redirect_languages', $redirectLanguages);
 
-                // domains may not contain www, http or https. Therefor we must loop and create the list of domains.
-                $siteDomains = [];
-
-                // domains filled in
-                if ($this->form->getField('site_domains')->isFilled()) {
-                    // split on newlines
-                    $domains = explode("\n", trim((string) $this->form->getField('site_domains')->getValue()));
-
-                    // loop domains
-                    foreach ($domains as $domain) {
-                        // strip funky stuff
-                        $siteDomains[] = trim(str_replace(['www.', 'http://', 'https://'], '', $domain));
-                    }
-                }
-
-                // save domains
-                $this->get('fork.settings')->set('Core', 'site_domains', $siteDomains);
-
                 // cookies
                 // @deprecated remove this in Fork 6, the privacy consent dialog should be used
                 $this->get('fork.settings')->set(
diff --git a/src/Backend/Modules/Tags/Actions/Edit.php b/src/Backend/Modules/Tags/Actions/Edit.php
index 972e4d782a..a2b64ad704 100644
--- a/src/Backend/Modules/Tags/Actions/Edit.php
+++ b/src/Backend/Modules/Tags/Actions/Edit.php
@@ -9,6 +9,7 @@
 use Backend\Core\Language\Language as BL;
 use Backend\Core\Engine\Model as BackendModel;
 use Backend\Modules\Tags\Engine\Model as BackendTagsModel;
+use function Symfony\Component\String\s;
 
 /**
  * This is the edit action, it will display a form to edit an existing tag.
@@ -72,7 +73,7 @@ private function loadDataGrid(): void
                     if (isset($row['url'], $row['name'], $row['module'])) {
                         // add
                         $items[] = [
-                            'module' => \SpoonFilter::ucfirst(BL::lbl(\SpoonFilter::toCamelCase($row['module']))),
+                            'module' => s(BL::lbl(s($row['module'])->camel()->title()->toString()))->title()->toString(),
                             'name' => $row['name'],
                             'url' => $row['url'],
                         ];
@@ -86,9 +87,9 @@ private function loadDataGrid(): void
         $this->dgUsage->setColumnFunction('htmlspecialchars', ['[name]'], 'name', false);
         $this->dgUsage->setPaging(false);
         $this->dgUsage->setColumnsHidden(['url']);
-        $this->dgUsage->setHeaderLabels(['name' => \SpoonFilter::ucfirst(BL::lbl('Title')), 'url' => '']);
-        $this->dgUsage->setColumnURL('name', '[url]', \SpoonFilter::ucfirst(BL::lbl('Edit')));
-        $this->dgUsage->addColumn('edit', null, \SpoonFilter::ucfirst(BL::lbl('Edit')), '[url]', BL::lbl('Edit'));
+        $this->dgUsage->setHeaderLabels(['name' => s(BL::lbl('Title'))->title()->toString(), 'url' => '']);
+        $this->dgUsage->setColumnURL('name', '[url]', s(BL::lbl('Edit'))->title()->toString());
+        $this->dgUsage->addColumn('edit', null, s(BL::lbl('Edit'))->title()->toString(), '[url]', BL::lbl('Edit'));
     }
 
     private function loadForm(): void
@@ -128,7 +129,7 @@ private function validateForm(): void
                 $item['id'] = $this->id;
                 $item['tag'] = $this->form->getField('name')->getValue();
                 $item['url'] = BackendTagsModel::getUrl(
-                    CommonUri::getUrl(\SpoonFilter::htmlspecialcharsDecode($item['tag'])),
+                    CommonUri::getUrl(htmlspecialchars_decode($item['tag'])),
                     $this->id
                 );
 
diff --git a/src/Backend/Modules/Tags/Actions/Index.php b/src/Backend/Modules/Tags/Actions/Index.php
index 470e64c2ea..556533d30d 100644
--- a/src/Backend/Modules/Tags/Actions/Index.php
+++ b/src/Backend/Modules/Tags/Actions/Index.php
@@ -8,6 +8,7 @@
 use Backend\Core\Language\Language as BL;
 use Backend\Core\Engine\Model as BackendModel;
 use Backend\Modules\Tags\Engine\Model as BackendTagsModel;
+use function Symfony\Component\String\s;
 
 /**
  * This is the index-action, it will display the overview of tags
@@ -33,8 +34,8 @@ private function loadDataGrid(): void
 
         // header labels
         $this->dataGrid->setHeaderLabels([
-            'tag' => \SpoonFilter::ucfirst(BL::lbl('Name')),
-            'num_tags' => \SpoonFilter::ucfirst(BL::lbl('Amount')),
+            'tag' => s(BL::lbl('Name'))->title()->toString(),
+            'num_tags' => s(BL::lbl('Amount'))->title()->toString(),
         ]);
 
         // sorting columns
diff --git a/src/Backend/Modules/Tags/Ajax/Edit.php b/src/Backend/Modules/Tags/Ajax/Edit.php
index 5ab48657d6..c5363ce651 100644
--- a/src/Backend/Modules/Tags/Ajax/Edit.php
+++ b/src/Backend/Modules/Tags/Ajax/Edit.php
@@ -41,9 +41,9 @@ public function execute(): void
         }
         $item = [];
         $item['id'] = $id;
-        $item['tag'] = \SpoonFilter::htmlspecialchars($tag);
+        $item['tag'] = htmlspecialchars($tag);
         $item['url'] = BackendTagsModel::getUrl(
-            CommonUri::getUrl(\SpoonFilter::htmlspecialcharsDecode($item['tag'])),
+            CommonUri::getUrl(htmlspecialchars_decode($item['tag'])),
             $id
         );
 
diff --git a/src/Backend/Modules/Tags/Engine/Model.php b/src/Backend/Modules/Tags/Engine/Model.php
index 46404b603a..8bf8b68ea3 100644
--- a/src/Backend/Modules/Tags/Engine/Model.php
+++ b/src/Backend/Modules/Tags/Engine/Model.php
@@ -115,7 +115,7 @@ public static function getStartsWith(string $term, ?string $language = null): ar
      */
     public static function getTags(string $module, int $otherId, string $type = 'string', ?string $language = null)
     {
-        $type = (string) \SpoonFilter::getValue($type, ['string', 'array'], 'string');
+        $type = in_array($type, ['string', 'array'], true) ? $type : 'string';
 
         // fetch tags
         $tags = (array) BackendModel::getContainer()->get('database')->getColumn(
diff --git a/src/Backend/Modules/Users/Actions/Index.php b/src/Backend/Modules/Users/Actions/Index.php
index 8b2e9c343a..2227dfb370 100644
--- a/src/Backend/Modules/Users/Actions/Index.php
+++ b/src/Backend/Modules/Users/Actions/Index.php
@@ -8,6 +8,7 @@
 use Backend\Core\Language\Language as BL;
 use Backend\Core\Engine\Model as BackendModel;
 use Backend\Modules\Users\Engine\Model as BackendUsersModel;
+use function Symfony\Component\String\s;
 
 /**
  * This is the index-action (default), it will display the users-overview
@@ -32,7 +33,7 @@ private function loadDataGrid(): void
             // add column
             $this->dataGrid->addColumn(
                 'nickname',
-                \SpoonFilter::ucfirst(BL::lbl('Nickname')),
+                s(BL::lbl('Nickname'))->title()->toString(),
                 null,
                 BackendModel::createUrlForAction('Edit') . '&amp;id=[id]',
                 BL::lbl('Edit')
diff --git a/src/Common/Core/Form.php b/src/Common/Core/Form.php
index 0e4071e0c3..3873289055 100644
--- a/src/Common/Core/Form.php
+++ b/src/Common/Core/Form.php
@@ -7,7 +7,6 @@
 use Frontend\Core\Header\Header as FrontendHeader;
 use Backend\Core\Engine\Url as BackendUrl;
 use Frontend\Core\Engine\Url as FrontendUrl;
-use SpoonFilter;
 use SpoonFormButton;
 use SpoonFormDropdown;
 use SpoonFormPassword;
@@ -129,7 +128,7 @@ public function addDate(
     ): FormDate {
         $name = (string) $name;
         $value = ($value === null || $value === '') ? null : (int) $value;
-        $type = SpoonFilter::getValue($type, ['from', 'till', 'range'], 'none');
+        $type = in_array($type, ['from', 'till', 'range'], true) ? $type : 'none';
         $date = ($date !== null) ? (int) $date : null;
         $date2 = ($date2 !== null) ? (int) $date2 : null;
         $class = (string) ($class ?? 'form-control fork-form-date inputDate');
diff --git a/src/Common/Core/Model.php b/src/Common/Core/Model.php
index b43bf18c97..e45397683b 100644
--- a/src/Common/Core/Model.php
+++ b/src/Common/Core/Model.php
@@ -45,7 +45,7 @@ public static function addNumber(string $string): string
         $last = $chunks[$count - 1];
 
         // is numeric
-        if (!\SpoonFilter::isNumeric($last)) {
+        if (!\ctype_digit($last)) {
             // not numeric, so add -2
             return $string . '-2';
         }
diff --git a/src/Common/Core/Twig/Extensions/BaseTwigModifiers.php b/src/Common/Core/Twig/Extensions/BaseTwigModifiers.php
index 0e4c57e4e8..cce331b8fd 100644
--- a/src/Common/Core/Twig/Extensions/BaseTwigModifiers.php
+++ b/src/Common/Core/Twig/Extensions/BaseTwigModifiers.php
@@ -2,8 +2,6 @@
 
 namespace Common\Core\Twig\Extensions;
 
-use SpoonFilter;
-
 /**
  * Contains Base Frontend-related custom modifiers.
  * These filters work independent of front/backend.
@@ -239,14 +237,14 @@ public static function truncate(
         }
 
         // remove special chars, all of them, also the ones that shouldn't be there.
-        $string = SpoonFilter::htmlentitiesDecode($string, null, ENT_QUOTES);
+        $string = html_entity_decode($string);
 
         // remove HTML
         $string = strip_tags($string);
 
         // less characters
         if (mb_strlen($string) <= $length) {
-            return SpoonFilter::htmlspecialchars($string);
+            return htmlspecialchars($string);
         }
 
         // more characters
@@ -266,6 +264,6 @@ public static function truncate(
         }
 
         // return
-        return SpoonFilter::htmlspecialchars($string, ENT_QUOTES);
+        return htmlspecialchars($string);
     }
 }
diff --git a/src/Common/Doctrine/Repository/MetaRepository.php b/src/Common/Doctrine/Repository/MetaRepository.php
index 182851c392..f606a6747d 100644
--- a/src/Common/Doctrine/Repository/MetaRepository.php
+++ b/src/Common/Doctrine/Repository/MetaRepository.php
@@ -6,7 +6,6 @@
 use Backend\Core\Engine\Model;
 use Common\Uri;
 use Doctrine\ORM\EntityRepository;
-use SpoonFilter;
 
 class MetaRepository extends EntityRepository
 {
@@ -36,7 +35,7 @@ public function generateUrl(string $url, string $class, string $method, array $p
 
         // when using ->getValue() in SpoonFormText fields the function is using htmlentities(),
         // so we must decode it again first!
-        $url = SpoonFilter::htmlentitiesDecode($url);
+        $url = html_entity_decode($url, ENT_NOQUOTES);
 
         $actualParameters = [];
         // build parameters for use in the callback
diff --git a/src/Frontend/Core/Engine/Block/ExtraInterface.php b/src/Frontend/Core/Engine/Block/ExtraInterface.php
index 733a0dd5fe..3a295a9042 100644
--- a/src/Frontend/Core/Engine/Block/ExtraInterface.php
+++ b/src/Frontend/Core/Engine/Block/ExtraInterface.php
@@ -5,11 +5,12 @@
 use ForkCMS\App\KernelLoader;
 use Frontend\Core\Engine\TwigTemplate;
 use Frontend\Core\Engine\Url;
-use Symfony\Component\HttpKernel\KernelInterface;
 use Frontend\Core\Engine\Base\Block as FrontendBaseBlock;
 use Frontend\Core\Engine\Base\Config;
 use Frontend\Core\Engine\Exception as FrontendException;
 use Frontend\Core\Language\Language as FL;
+use Symfony\Component\HttpKernel\KernelInterface;
+use function Symfony\Component\String\s;
 
 /**
  * This class will handle all stuff related to blocks
@@ -162,12 +163,12 @@ public function getAction(): ?string
 
         // action provided in the URL
         // loop possible actions
-        $actionParameter = \SpoonFilter::toCamelCase($actionParameter);
+        $actionParameter = s($actionParameter)->replace('_', ' ')->camel()->title()->toString();
         foreach ($this->config->getPossibleActions() as $actionName) {
             // get action that should be passed as parameter
-            $actionUrl = \SpoonFilter::toCamelCase(
-                rawurlencode(FL::act(\SpoonFilter::toCamelCase($actionName)))
-            );
+            $actionUrl = s(
+                rawurlencode(FL::act(s($actionName)->replace('_', ' ')->camel()->title()->toString()))
+            )->replace('_', ' ')->camel()->title()->toString();
 
             // the action is the requested one
             if ($actionUrl === $actionParameter) {
diff --git a/src/Frontend/Core/Engine/Form.php b/src/Frontend/Core/Engine/Form.php
index d8eae01ae7..84322a82fe 100644
--- a/src/Frontend/Core/Engine/Form.php
+++ b/src/Frontend/Core/Engine/Form.php
@@ -2,7 +2,6 @@
 
 namespace Frontend\Core\Engine;
 
-use SpoonFilter;
 use SpoonFormButton;
 use SpoonFormDropdown;
 use SpoonFormFile;
@@ -11,6 +10,7 @@
 use SpoonFormText;
 use SpoonFormTextarea;
 use SpoonFormTime;
+use function Symfony\Component\String\s;
 
 /**
  * This is our extended version of SpoonForm.
@@ -75,7 +75,7 @@ public function getTemplateExample(): string
         foreach ($this->getFields() as $object) {
             // is a hidden field
             if (($object instanceof \SpoonFormHidden) && $object->getName() != 'form') {
-                $value .= "\t" . '{$hid' . str_replace('[]', '', SpoonFilter::toCamelCase($object->getName())) . "}\n";
+                $value .= "\t" . '{$hid' . str_replace('[]', '', s($object->getName())->replace('_', ' ')->camel()->title()->toString()) . "}\n";
             }
         }
 
@@ -88,28 +88,28 @@ public function getTemplateExample(): string
             if (!($object instanceof \SpoonFormHidden)) {
                 if ($object instanceof SpoonFormButton) {
                     $value .= "\t" . '<p>' . "\n";
-                    $value .= "\t\t" . '{$btn' . SpoonFilter::toCamelCase($object->getName()) . '}' . "\n";
+                    $value .= "\t\t" . '{$btn' . s($object->getName())->replace('_', ' ')->camel()->title()->toString() . '}' . "\n";
                     $value .= "\t" . '</p>' . "\n\n";
                 } elseif ($object instanceof \SpoonFormCheckbox) {
-                    $value .= "\t" . '<p{option:chk' . SpoonFilter::toCamelCase($object->getName()) .
+                    $value .= "\t" . '<p{option:chk' . s($object->getName())->replace('_', ' ')->camel()->title()->toString() .
                               'Error} class="errorArea"{/option:chk' .
-                              SpoonFilter::toCamelCase($object->getName()) . 'Error}>' . "\n";
+                              s($object->getName())->replace('_', ' ')->camel()->title()->toString() . 'Error}>' . "\n";
                     $value .= "\t\t" . '<label for="' . $object->getAttribute('id') . '">' .
-                              SpoonFilter::toCamelCase($object->getName()) . '</label>' . "\n";
-                    $value .= "\t\t" . '{$chk' . SpoonFilter::toCamelCase($object->getName()) .
-                              '} {$chk' . SpoonFilter::toCamelCase($object->getName()) . 'Error}' . "\n";
+                              s($object->getName())->replace('_', ' ')->camel()->title()->toString() . '</label>' . "\n";
+                    $value .= "\t\t" . '{$chk' . s($object->getName())->replace('_', ' ')->camel()->title()->toString() .
+                              '} {$chk' . s($object->getName())->replace('_', ' ')->camel()->title()->toString() . 'Error}' . "\n";
                     $value .= "\t" . '</p>' . "\n\n";
                 } elseif ($object instanceof \SpoonFormMultiCheckbox) {
-                    $value .= "\t" . '<div{option:chk' . SpoonFilter::toCamelCase($object->getName()) .
+                    $value .= "\t" . '<div{option:chk' . s($object->getName())->replace('_', ' ')->camel()->title()->toString() .
                               'Error} class="errorArea"{/option:chk' .
-                              SpoonFilter::toCamelCase($object->getName()) . 'Error}>' . "\n";
-                    $value .= "\t\t" . '<p class="label">' . SpoonFilter::toCamelCase($object->getName()) .
+                              s($object->getName())->replace('_', ' ')->camel()->title()->toString() . 'Error}>' . "\n";
+                    $value .= "\t\t" . '<p class="label">' . s($object->getName())->replace('_', ' ')->camel()->title()->toString() .
                               '</p>' . "\n";
-                    $value .= "\t\t" . '{$chk' . SpoonFilter::toCamelCase($object->getName()) . 'Error}' . "\n";
+                    $value .= "\t\t" . '{$chk' . s($object->getName())->replace('_', ' ')->camel()->title()->toString() . 'Error}' . "\n";
                     $value .= "\t\t" . '<ul class="inputList">' . "\n";
                     $value .= "\t\t\t" . '{iteration:' . $object->getName() . '}' . "\n";
                     $value .= "\t\t\t\t" . '<li><label for="{$' . $object->getName() . '.id}">{$' .
-                              $object->getName() . '.chk' . SpoonFilter::toCamelCase($object->getName()) .
+                              $object->getName() . '.chk' . s($object->getName())->replace('_', ' ')->camel()->title()->toString() .
                               '} {$' . $object->getName() . '.label}</label></li>' . "\n";
                     $value .= "\t\t\t" . '{/iteration:' . $object->getName() . '}' . "\n";
                     $value .= "\t\t" . '</ul>' . "\n";
@@ -118,89 +118,89 @@ public function getTemplateExample(): string
                     $value .= "\t" . '<p{option:ddm' .str_replace(
                         '[]',
                         '',
-                        SpoonFilter::toCamelCase($object->getName())
+                        s($object->getName())->replace('_', ' ')->camel()->title()->toString()
                     ) . 'Error} class="errorArea"{/option:ddm' . str_replace(
                         '[]',
                         '',
-                        SpoonFilter::toCamelCase($object->getName())
+                        s($object->getName())->replace('_', ' ')->camel()->title()->toString()
                     ) . 'Error}>' . "\n";
                     $value .= "\t\t" . '<label for="' . $object->getAttribute('id') . '">' . str_replace(
                         '[]',
                         '',
-                        SpoonFilter::toCamelCase($object->getName())
+                        s($object->getName())->replace('_', ' ')->camel()->title()->toString()
                     ) . '</label>' . "\n";
-                    $value .= "\t\t" . '{$ddm' . str_replace('[]', '', SpoonFilter::toCamelCase($object->getName())) .
+                    $value .= "\t\t" . '{$ddm' . str_replace('[]', '', s($object->getName())->replace('_', ' ')->camel()->title()->toString()) .
                         '} {$ddm' . str_replace(
                             '[]',
                             '',
-                            SpoonFilter::toCamelCase($object->getName())
+                            s($object->getName())->replace('_', ' ')->camel()->title()->toString()
                         ) . 'Error}' . "\n";
                     $value .= "\t" . '</p>' . "\n\n";
                 } elseif ($object instanceof \SpoonFormImage) {
-                    $value .= "\t" . '<p{option:file' . SpoonFilter::toCamelCase($object->getName()) .
+                    $value .= "\t" . '<p{option:file' . s($object->getName())->replace('_', ' ')->camel()->title()->toString() .
                         'Error} class="errorArea"{/option:file' .
-                        SpoonFilter::toCamelCase($object->getName()) . 'Error}>' . "\n";
+                        s($object->getName())->replace('_', ' ')->camel()->title()->toString() . 'Error}>' . "\n";
                     $value .= "\t\t" . '<label for="' . $object->getAttribute('id') . '">' .
-                        SpoonFilter::toCamelCase($object->getName()) . '</label>' . "\n";
-                    $value .= "\t\t" . '{$file' . SpoonFilter::toCamelCase($object->getName()) .
+                        s($object->getName())->replace('_', ' ')->camel()->title()->toString() . '</label>' . "\n";
+                    $value .= "\t\t" . '{$file' . s($object->getName())->replace('_', ' ')->camel()->title()->toString() .
                         '} <span class="helpTxt">{$msgHelpImageField}</span> {$file' .
-                        SpoonFilter::toCamelCase($object->getName()) . 'Error}' . "\n";
+                        s($object->getName())->replace('_', ' ')->camel()->title()->toString() . 'Error}' . "\n";
                     $value .= "\t" . '</p>' . "\n\n";
                 } elseif ($object instanceof SpoonFormFile) {
-                    $value .= "\t" . '<p{option:file' . SpoonFilter::toCamelCase($object->getName()) .
+                    $value .= "\t" . '<p{option:file' . s($object->getName())->replace('_', ' ')->camel()->title()->toString() .
                         'Error} class="errorArea"{/option:file' .
-                        SpoonFilter::toCamelCase($object->getName()) . 'Error}>' . "\n";
+                        s($object->getName())->replace('_', ' ')->camel()->title()->toString() . 'Error}>' . "\n";
                     $value .= "\t\t" . '<label for="' . $object->getAttribute('id') . '">' .
-                        SpoonFilter::toCamelCase($object->getName()) . '</label>' . "\n";
-                    $value .= "\t\t" . '{$file' . SpoonFilter::toCamelCase($object->getName()) .
-                        '} {$file' . SpoonFilter::toCamelCase($object->getName()) . 'Error}' . "\n";
+                        s($object->getName())->replace('_', ' ')->camel()->title()->toString() . '</label>' . "\n";
+                    $value .= "\t\t" . '{$file' . s($object->getName())->replace('_', ' ')->camel()->title()->toString() .
+                        '} {$file' . s($object->getName())->replace('_', ' ')->camel()->title()->toString() . 'Error}' . "\n";
                     $value .= "\t" . '</p>' . "\n\n";
                 } elseif ($object instanceof SpoonFormRadiobutton) {
-                    $value .= "\t" . '<div{option:rbt' . SpoonFilter::toCamelCase($object->getName()) .
+                    $value .= "\t" . '<div{option:rbt' . s($object->getName())->replace('_', ' ')->camel()->title()->toString() .
                         'Error} class="errorArea"{/option:rbt' .
-                        SpoonFilter::toCamelCase($object->getName()) . 'Error}>' . "\n";
-                    $value .= "\t\t" . '<p class="label">' . SpoonFilter::toCamelCase($object->getName()) .
+                        s($object->getName())->replace('_', ' ')->camel()->title()->toString() . 'Error}>' . "\n";
+                    $value .= "\t\t" . '<p class="label">' . s($object->getName())->replace('_', ' ')->camel()->title()->toString() .
                         '</p>' . "\n";
-                    $value .= "\t\t" . '{$rbt' . SpoonFilter::toCamelCase($object->getName()) . 'Error}' . "\n";
+                    $value .= "\t\t" . '{$rbt' . s($object->getName())->replace('_', ' ')->camel()->title()->toString() . 'Error}' . "\n";
                     $value .= "\t\t" . '<ul class="inputList">' . "\n";
                     $value .= "\t\t\t" . '{iteration:' . $object->getName() . '}' . "\n";
                     $value .= "\t\t\t\t" . '<li><label for="{$' . $object->getName() . '.id}">{$' .
-                        $object->getName() . '.rbt' . SpoonFilter::toCamelCase($object->getName()) .
+                        $object->getName() . '.rbt' . s($object->getName())->replace('_', ' ')->camel()->title()->toString() .
                         '} {$' . $object->getName() . '.label}</label></li>' . "\n";
                     $value .= "\t\t\t" . '{/iteration:' . $object->getName() . '}' . "\n";
                     $value .= "\t\t" . '</ul>' . "\n";
                     $value .= "\t" . '</div>' . "\n\n";
                 } elseif ($object instanceof \SpoonFormDate) {
-                    $value .= "\t" . '<p{option:txt' . SpoonFilter::toCamelCase($object->getName()) .
-                        'Error} class="errorArea"{/option:txt' . SpoonFilter::toCamelCase($object->getName()) .
+                    $value .= "\t" . '<p{option:txt' . s($object->getName())->replace('_', ' ')->camel()->title()->toString() .
+                        'Error} class="errorArea"{/option:txt' . s($object->getName())->replace('_', ' ')->camel()->title()->toString() .
                         'Error}>' . "\n";
                     $value .= "\t\t" . '<label for="' . $object->getAttribute('id') . '">' .
-                        SpoonFilter::toCamelCase($object->getName()) . '</label>' . "\n";
-                    $value .= "\t\t" . '{$txt' . SpoonFilter::toCamelCase($object->getName()) .
+                        s($object->getName())->replace('_', ' ')->camel()->title()->toString() . '</label>' . "\n";
+                    $value .= "\t\t" . '{$txt' . s($object->getName())->replace('_', ' ')->camel()->title()->toString() .
                         '} <span class="helpTxt">{$msgHelpDateField}</span> {$txt' .
-                        SpoonFilter::toCamelCase($object->getName()) . 'Error}' . "\n";
+                        s($object->getName())->replace('_', ' ')->camel()->title()->toString() . 'Error}' . "\n";
                     $value .= "\t" . '</p>' . "\n\n";
                 } elseif ($object instanceof SpoonFormTime) {
-                    $value .= "\t" . '<p{option:txt' . SpoonFilter::toCamelCase($object->getName()) .
-                        'Error} class="errorArea"{/option:txt' . SpoonFilter::toCamelCase($object->getName()) .
+                    $value .= "\t" . '<p{option:txt' . s($object->getName())->replace('_', ' ')->camel()->title()->toString() .
+                        'Error} class="errorArea"{/option:txt' . s($object->getName())->replace('_', ' ')->camel()->title()->toString() .
                         'Error}>' . "\n";
                     $value .= "\t\t" . '<label for="' . $object->getAttribute('id') . '">' .
-                        SpoonFilter::toCamelCase($object->getName()) . '</label>' . "\n";
-                    $value .= "\t\t" . '{$txt' . SpoonFilter::toCamelCase($object->getName()) .
+                        s($object->getName())->replace('_', ' ')->camel()->title()->toString() . '</label>' . "\n";
+                    $value .= "\t\t" . '{$txt' . s($object->getName())->replace('_', ' ')->camel()->title()->toString() .
                         '} <span class="helpTxt">{$msgHelpTimeField}</span> {$txt' .
-                        SpoonFilter::toCamelCase($object->getName()) . 'Error}' . "\n";
+                        s($object->getName())->replace('_', ' ')->camel()->title()->toString() . 'Error}' . "\n";
                     $value .= "\t" . '</p>' . "\n\n";
                 } elseif (($object instanceof SpoonFormPassword) ||
                           ($object instanceof SpoonFormTextarea) ||
                           ($object instanceof SpoonFormText)
                 ) {
-                    $value .= "\t" . '<p{option:txt' . SpoonFilter::toCamelCase($object->getName()) .
-                              'Error} class="errorArea"{/option:txt' . SpoonFilter::toCamelCase($object->getName()) .
+                    $value .= "\t" . '<p{option:txt' . s($object->getName())->replace('_', ' ')->camel()->title()->toString() .
+                              'Error} class="errorArea"{/option:txt' . s($object->getName())->replace('_', ' ')->camel()->title()->toString() .
                               'Error}>' . "\n";
                     $value .= "\t\t" . '<label for="' . $object->getAttribute('id') . '">' .
-                              SpoonFilter::toCamelCase($object->getName()) . '</label>' . "\n";
-                    $value .= "\t\t" . '{$txt' . SpoonFilter::toCamelCase($object->getName()) .
-                              '} {$txt' . SpoonFilter::toCamelCase($object->getName()) . 'Error}' . "\n";
+                              s($object->getName())->replace('_', ' ')->camel()->title()->toString() . '</label>' . "\n";
+                    $value .= "\t\t" . '{$txt' . s($object->getName())->replace('_', ' ')->camel()->title()->toString() .
+                              '} {$txt' . s($object->getName())->replace('_', ' ')->camel()->title()->toString() . 'Error}' . "\n";
                     $value .= "\t" . '</p>' . "\n\n";
                 }
             }
diff --git a/src/Frontend/Core/Engine/Navigation.php b/src/Frontend/Core/Engine/Navigation.php
index eb76e05f09..490ff847e0 100644
--- a/src/Frontend/Core/Engine/Navigation.php
+++ b/src/Frontend/Core/Engine/Navigation.php
@@ -8,6 +8,7 @@
 use Backend\Modules\Pages\Engine\Model as BackendPagesModel;
 use Frontend\Core\Engine\Model as FrontendModel;
 use Frontend\Modules\Profiles\Engine\Authentication as FrontendAuthentication;
+use function Symfony\Component\String\s;
 
 /**
  * This class will be used to build the navigation
@@ -565,7 +566,7 @@ public static function getUrlForBlock(
 
         // append action
         if ($action !== null) {
-            $url .= '/' . Language::act(\SpoonFilter::toCamelCase($action));
+            $url .= '/' . Language::act(s($action)->replace('_', ' ')->camel()->title()->toString());
         }
 
         // return the URL
diff --git a/src/Frontend/Core/Engine/Page.php b/src/Frontend/Core/Engine/Page.php
index 6d8ae78962..290f5d3b6e 100644
--- a/src/Frontend/Core/Engine/Page.php
+++ b/src/Frontend/Core/Engine/Page.php
@@ -17,6 +17,7 @@
 use Backend\Core\Engine\Model as BackendModel;
 use Frontend\Modules\Profiles\Engine\Authentication as FrontendAuthenticationModel;
 use Symfony\Component\Security\Core\Exception\InsufficientAuthenticationException;
+use function Symfony\Component\String\s;
 
 /**
  * Frontend page class, this class will handle everything on a page
@@ -203,7 +204,7 @@ public function display(): Response
                 array_keys($this->record['positions'])
             );
             foreach ($unusedPositions as $position) {
-                $this->template->assign('position' . \SpoonFilter::ucfirst($position), []);
+                $this->template->assign('position' . s($position)->title(), []);
             }
 
             $this->header->parse();
@@ -354,7 +355,7 @@ protected function parsePositions(): void
             }
 
             // assign position to template
-            $this->template->assign('position' . \SpoonFilter::ucfirst($position), $positions[$position]);
+            $this->template->assign('position' . s($position)->title(), $positions[$position]);
         }
 
         $this->template->assign('positions', $positions);
diff --git a/src/Frontend/Core/Engine/Rss.php b/src/Frontend/Core/Engine/Rss.php
index 315d6dfe01..8cb5f28dbe 100644
--- a/src/Frontend/Core/Engine/Rss.php
+++ b/src/Frontend/Core/Engine/Rss.php
@@ -12,8 +12,8 @@ class Rss extends \SpoonFeedRSS
     public function __construct(string $title, string $link, string $description, array $items = [])
     {
         // decode
-        $title = \SpoonFilter::htmlspecialcharsDecode($title);
-        $description = \SpoonFilter::htmlspecialcharsDecode($description);
+        $title = htmlspecialchars_decode($title);
+        $description = htmlspecialchars_decode($description);
 
         // call the parent
         parent::__construct(
@@ -31,8 +31,8 @@ public function __construct(string $title, string $link, string $description, ar
             $items
         );
 
-        $siteTitle = \SpoonFilter::htmlspecialcharsDecode(
-            Model::get('fork.settings')->get('Core', 'site_title_' . LANGUAGE)
+        $siteTitle = htmlspecialchars_decode(
+            (string) Model::get('fork.settings')->get('Core', 'site_title_' . LANGUAGE)
         );
 
         // set feed properties
diff --git a/src/Frontend/Core/Engine/RssItem.php b/src/Frontend/Core/Engine/RssItem.php
index 70c0aa0f9d..3f5dbf6080 100644
--- a/src/Frontend/Core/Engine/RssItem.php
+++ b/src/Frontend/Core/Engine/RssItem.php
@@ -19,8 +19,8 @@ class RssItem extends \SpoonFeedRSSItem
     public function __construct(string $title, string $link, string $content)
     {
         // decode
-        $title = \SpoonFilter::htmlspecialcharsDecode($title);
-        $content = \SpoonFilter::htmlspecialcharsDecode($content);
+        $title = htmlspecialchars_decode($title);
+        $content = htmlspecialchars_decode($content);
 
         // set UTM-campaign
         $this->utm['utm_campaign'] = CommonUri::getUrl($title);
@@ -75,7 +75,7 @@ public function processLinks(string $content): string
     public function setAuthor($author): void
     {
         // remove special chars
-        $author = (string) \SpoonFilter::htmlspecialcharsDecode($author);
+        $author = htmlspecialchars_decode((string) $author);
 
         // add fake emailaddress
         if (!filter_var($author, FILTER_VALIDATE_EMAIL)) {
@@ -94,7 +94,7 @@ public function setAuthor($author): void
     public function setDescription($description): void
     {
         // remove special chars
-        $description = (string) \SpoonFilter::htmlspecialcharsDecode($description);
+        $description = htmlspecialchars_decode((string) $description);
 
         // process links
         $description = $this->processLinks($description);
diff --git a/src/Frontend/Core/Engine/SeoFormNode.php b/src/Frontend/Core/Engine/SeoFormNode.php
index 91895605d7..a540b6363a 100644
--- a/src/Frontend/Core/Engine/SeoFormNode.php
+++ b/src/Frontend/Core/Engine/SeoFormNode.php
@@ -3,9 +3,9 @@
 namespace Frontend\Core\Engine;
 
 use Backend\Core\Language\Language as BackendLanguage;
-use SpoonFilter;
 use Twig\Compiler;
 use Twig\Node\Node;
+use function Symfony\Component\String\s;
 
 /**
  * Twig node for writing the SEO form
@@ -302,7 +302,7 @@ public function compile(Compiler $compiler): void
 
     private function lbl(string $label): string
     {
-        return SpoonFilter::ucfirst(BackendLanguage::getLabel($label));
+        return s(BackendLanguage::getLabel($label))->title()->toString();
     }
 
     private function msg(string $message): string
diff --git a/src/Frontend/Core/Engine/TemplateModifiers.php b/src/Frontend/Core/Engine/TemplateModifiers.php
index e8032e71fe..8adbaf3996 100644
--- a/src/Frontend/Core/Engine/TemplateModifiers.php
+++ b/src/Frontend/Core/Engine/TemplateModifiers.php
@@ -12,6 +12,7 @@
 use Common\Core\Twig\Extensions\BaseTwigModifiers;
 use SpoonDate;
 use Twig\Error\Error;
+use function Symfony\Component\String\s;
 
 /**
  * Contains all Frontend-related custom modifiers
@@ -466,11 +467,16 @@ public static function userSetting($string, string $setting, ?int $userId = null
      */
     public static function cleanupPlainText(string $string): string
     {
-        // detect links
-        $string = \SpoonFilter::replaceURLsWithAnchors(
-            $string,
-            FrontendModel::get('fork.settings')->get('Core', 'seo_nofollow_in_comments', false)
-        );
+        $relAttributes = ['noopener'];
+        if (FrontendModel::get('fork.settings')->get('Core', 'seo_nofollow_in_comments', false)) {
+            $relAttributes[] = 'nofollow';
+        }
+
+        // replace links with a tags
+        $string = s($string)->replaceMatches(
+            '~(https?://[^\s]+)~',
+            '<a href="$1" rel="' . implode(' ', $relAttributes) . '">$1</a>'
+        )->toString();
 
         // replace newlines
         $string = str_replace("\r", '', $string);
@@ -509,6 +515,6 @@ public static function count(array $data): int
      */
     public static function toLabel(string $value): string
     {
-        return \SpoonFilter::ucfirst(Language::lbl(\SpoonFilter::toCamelCase($value, '_', false)));
+        return s(Language::lbl(s($value)->replace('_', ' ')->camel()->title()->toString()))->title()->toString();
     }
 }
diff --git a/src/Frontend/Core/Engine/Url.php b/src/Frontend/Core/Engine/Url.php
index 6989697294..a05ca20b2e 100644
--- a/src/Frontend/Core/Engine/Url.php
+++ b/src/Frontend/Core/Engine/Url.php
@@ -5,7 +5,6 @@
 use Common\Exception\RedirectException;
 use ForkCMS\App\KernelLoader;
 use Frontend\Core\Language\Language;
-use SpoonFilter;
 use Symfony\Component\HttpFoundation\RedirectResponse;
 use Symfony\Component\HttpFoundation\Response;
 use Symfony\Component\HttpKernel\KernelInterface;
@@ -101,12 +100,16 @@ public function getParameter($index, string $type = 'string', $defaultValue = nu
     {
         // does the index exists and isn't this parameter empty
         if ($this->hasParameter($index)) {
-            return SpoonFilter::getValue(
-                $this->parameters[$index],
-                null,
-                null,
-                $type
-            );
+            $value = $this->parameters[$index];
+
+            return match ($type) {
+                'array' => ($value == '') ? [] : (array) $value,
+                'bool' => (bool) $value,
+                'double', 'float' => (float) $value,
+                'int' => (int) $value,
+                'string' => (string) $value,
+                default => $value,
+            };
         }
 
         // fallback
diff --git a/src/Frontend/Core/Header/Header.php b/src/Frontend/Core/Header/Header.php
index bd48068a67..7e78b9e527 100644
--- a/src/Frontend/Core/Header/Header.php
+++ b/src/Frontend/Core/Header/Header.php
@@ -457,12 +457,12 @@ private function parseSeo(): void
 
         $charset = $this->getContainer()->getParameter('kernel.charset');
         if ($charset === 'utf-8') {
-            $this->meta->addMetaLink(MetaLink::canonical(\SpoonFilter::htmlspecialchars($this->getCanonical())));
+            $this->meta->addMetaLink(MetaLink::canonical(htmlspecialchars($this->getCanonical())));
 
             return;
         }
 
-        $this->meta->addMetaLink(MetaLink::canonical(\SpoonFilter::htmlentities($this->getCanonical())));
+        $this->meta->addMetaLink(MetaLink::canonical(htmlentities($this->getCanonical())));
     }
 
     public function setCanonicalUrl(string $canonicalUrl): void
diff --git a/src/Frontend/Core/Language/Language.php b/src/Frontend/Core/Language/Language.php
index a11941fecb..7571bac630 100644
--- a/src/Frontend/Core/Language/Language.php
+++ b/src/Frontend/Core/Language/Language.php
@@ -3,9 +3,10 @@
 namespace Frontend\Core\Language;
 
 use Backend\Core\Engine\Model;
+use Backend\Modules\Locale\Engine\CacheBuilder;
 use Frontend\Core\Engine\Exception;
 use Symfony\Component\Filesystem\Filesystem;
-use Backend\Modules\Locale\Engine\CacheBuilder;
+use function Symfony\Component\String\s;
 
 /**
  * This class will store the language-dependant content for the frontend.
@@ -82,7 +83,7 @@ public static function buildCache(string $language, string $application): void
     public static function getAction(string $key, bool $fallback = true): string
     {
         // redefine
-        $key = \SpoonFilter::toCamelCase($key);
+        $key = s($key)->replace('_', ' ')->camel()->title()->toString();
 
         // if the action exists return it,
         if (isset(self::$act[$key])) {
@@ -187,7 +188,7 @@ public static function getBrowserLanguage(bool $forRedirect = true): string
     public static function getError(string $key, bool $fallback = true): string
     {
         // redefine
-        $key = \SpoonFilter::toCamelCase($key);
+        $key = s($key)->replace('_', ' ')->camel()->title()->toString();
 
         // if the error exists return it,
         if (isset(self::$err[$key])) {
@@ -225,7 +226,7 @@ public static function getErrors(): array
     public static function getLabel(string $key, bool $fallback = true): string
     {
         // redefine
-        $key = \SpoonFilter::toCamelCase($key);
+        $key = s($key)->replace('_', ' ')->camel()->title()->toString();
 
         // if the error exists return it,
         if (isset(self::$lbl[$key])) {
@@ -263,7 +264,7 @@ public static function getLabels(): array
     public static function getMessage(string $key, bool $fallback = true): string
     {
         // redefine
-        $key = \SpoonFilter::toCamelCase($key);
+        $key = s($key)->replace('_', ' ')->camel()->title()->toString();
 
         // if the error exists return it,
         if (isset(self::$msg[$key])) {
diff --git a/src/Frontend/Modules/Blog/Actions/Archive.php b/src/Frontend/Modules/Blog/Actions/Archive.php
index 94aa52f103..87598e465d 100644
--- a/src/Frontend/Modules/Blog/Actions/Archive.php
+++ b/src/Frontend/Modules/Blog/Actions/Archive.php
@@ -11,6 +11,7 @@
 use Frontend\Modules\Blog\Engine\Model as FrontendBlogModel;
 use Symfony\Component\HttpFoundation\Response;
 use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
+use function Symfony\Component\String\s;
 
 class Archive extends FrontendBaseBlock
 {
@@ -166,7 +167,7 @@ private function parse(): void
 
     private function setPageTitle(): void
     {
-        $this->header->setPageTitle(\SpoonFilter::ucfirst(FL::lbl('Archive')));
+        $this->header->setPageTitle(s(FL::lbl('Archive'))->title()->toString());
         $this->header->setPageTitle($this->startDate->format('Y'));
         if ($this->hasMonth) {
             $this->header->setPageTitle(
@@ -177,7 +178,7 @@ private function setPageTitle(): void
 
     private function addPageToBreadcrumb(): void
     {
-        $this->breadcrumb->addElement(\SpoonFilter::ucfirst(FL::lbl('Archive')));
+        $this->breadcrumb->addElement(s(FL::lbl('Archive'))->title()->toString());
         $this->breadcrumb->addElement($this->startDate->format('Y'));
         if ($this->hasMonth) {
             $this->breadcrumb->addElement(
diff --git a/src/Frontend/Modules/Blog/Actions/Category.php b/src/Frontend/Modules/Blog/Actions/Category.php
index e174de6270..85a5a9f0a5 100644
--- a/src/Frontend/Modules/Blog/Actions/Category.php
+++ b/src/Frontend/Modules/Blog/Actions/Category.php
@@ -7,6 +7,7 @@
 use Frontend\Core\Engine\Navigation as FrontendNavigation;
 use Frontend\Modules\Blog\Engine\Model as FrontendBlogModel;
 use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
+use function Symfony\Component\String\s;
 
 class Category extends FrontendBaseBlock
 {
@@ -95,13 +96,13 @@ private function addLinkToRssFeed(): void
 
     private function addCategoryToBreadcrumb(): void
     {
-        $this->breadcrumb->addElement(\SpoonFilter::ucfirst(FL::lbl('Category')));
+        $this->breadcrumb->addElement(s(FL::lbl('Category'))->title()->toString());
         $this->breadcrumb->addElement($this->category['label']);
     }
 
     private function setPageTitle(): void
     {
-        $this->header->setPageTitle(\SpoonFilter::ucfirst(FL::lbl('Category')));
+        $this->header->setPageTitle(s(FL::lbl('Category'))->title()->toString());
     }
 
     private function parse(): void
diff --git a/src/Frontend/Modules/Blog/Actions/CommentsRss.php b/src/Frontend/Modules/Blog/Actions/CommentsRss.php
index 1666dd65fb..be93ae93fb 100644
--- a/src/Frontend/Modules/Blog/Actions/CommentsRss.php
+++ b/src/Frontend/Modules/Blog/Actions/CommentsRss.php
@@ -8,6 +8,7 @@
 use Frontend\Core\Engine\Rss as FrontendRSS;
 use Frontend\Core\Engine\RssItem as FrontendRSSItem;
 use Frontend\Modules\Blog\Engine\Model as FrontendBlogModel;
+use function Symfony\Component\String\s;
 
 /**
  * This is the RSS-feed with all the comments
@@ -25,7 +26,7 @@ private function generateRss()
     {
         $blogPostComments = FrontendBlogModel::getAllComments();
         $rss = new FrontendRSS(
-            \SpoonFilter::ucfirst(FL::msg('BlogAllComments')),
+            s(FL::msg('BlogAllComments'))->title()->toString(),
             SITE_URL . FrontendNavigation::getUrlForBlock($this->getModule()),
             ''
         );
diff --git a/src/Frontend/Modules/Blog/Actions/Detail.php b/src/Frontend/Modules/Blog/Actions/Detail.php
index e1c05bbb2c..ac6e7cc617 100644
--- a/src/Frontend/Modules/Blog/Actions/Detail.php
+++ b/src/Frontend/Modules/Blog/Actions/Detail.php
@@ -11,6 +11,7 @@
 use Frontend\Core\Engine\Navigation as FrontendNavigation;
 use Frontend\Modules\Blog\Engine\Model as FrontendBlogModel;
 use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
+use Symfony\Component\Validator\Constraints as Assert;
 
 class Detail extends FrontendBaseBlock
 {
@@ -251,8 +252,12 @@ private function buildForm(): void
         $author = $cookie->get('comment_author');
         $email = ($cookie->has('comment_email') && filter_var($cookie->get('comment_email'), FILTER_VALIDATE_EMAIL))
             ? $cookie->get('comment_email') : null;
-        $website = ($cookie->has('comment_website') && \SpoonFilter::isURL($cookie->get('comment_website')))
-            ? $cookie->get('comment_website') : 'http://';
+        $validationErrors = $this->get('validator')->validate(
+            $cookie->get('comment_website'),
+            new Assert\Url()
+        );
+        $isValidUrl = count($validationErrors) === 0;
+        $website = ($cookie->has('comment_website') && $isValidUrl) ? $cookie->get('comment_website') : 'http://';
 
         $this->form->addText('author', $author)->setAttributes(['required' => null]);
         $this->form->addText('email', $email)->setAttributes(['required' => null, 'type' => 'email']);
diff --git a/src/Frontend/Modules/Blog/Actions/Rss.php b/src/Frontend/Modules/Blog/Actions/Rss.php
index d3742873ba..6bd9ea9ba2 100644
--- a/src/Frontend/Modules/Blog/Actions/Rss.php
+++ b/src/Frontend/Modules/Blog/Actions/Rss.php
@@ -9,7 +9,7 @@
 use Frontend\Core\Engine\RssItem as FrontendRSSItem;
 use Frontend\Core\Engine\User as FrontendUser;
 use Frontend\Modules\Blog\Engine\Model as FrontendBlogModel;
-use SpoonFilter;
+use function Symfony\Component\String\s;
 
 class Rss extends FrontendBaseBlock
 {
@@ -108,7 +108,7 @@ private function getTagsDescription(array $tags): string
 
         return sprintf(
             '<p>%1$s: %2$s</p>',
-            SpoonFilter::ucfirst(FL::lbl('Tags')),
+            s(FL::lbl('Tags'))->title()->toString(),
             implode(
                 ', ',
                 array_map(
diff --git a/src/Frontend/Modules/FormBuilder/Widgets/Form.php b/src/Frontend/Modules/FormBuilder/Widgets/Form.php
index c6d27660b4..6047cb684e 100644
--- a/src/Frontend/Modules/FormBuilder/Widgets/Form.php
+++ b/src/Frontend/Modules/FormBuilder/Widgets/Form.php
@@ -15,6 +15,8 @@
 use ReCaptcha\RequestMethod\CurlPost;
 use SpoonFormAttributes;
 use Symfony\Component\HttpFoundation\RedirectResponse;
+use Symfony\Component\Validator\Constraints as Assert;
+use function Symfony\Component\String\s;
 
 /**
  * This is the form widget.
@@ -84,7 +86,7 @@ private function createAction(): string
             }
 
             // normal parameter
-            if (\SpoonFilter::isInteger($key)) {
+            if (filter_var($key, FILTER_VALIDATE_INT) !== false) {
                 $moduleParameters[] = $value;
             } else {
                 // get parameter
@@ -380,8 +382,8 @@ private function parse(): void
                 } elseif (in_array($field['type'], ['checkbox', 'radiobutton'])) {
                     // name (prefixed by type)
                     $name = ($field['type'] === 'checkbox') ?
-                        'chk' . \SpoonFilter::toCamelCase($field['name']) :
-                        'rbt' . \SpoonFilter::toCamelCase($field['name'])
+                        'chk' . s($field['name'])->replace('_', ' ')->camel()->title()->toString() :
+                        'rbt' . s($field['name'])->replace('_', ' ')->camel()->title()->toString()
                     ;
 
                     // rebuild so the html is stored in a general name (and not rbtName)
@@ -500,7 +502,13 @@ private function validateForm(): void
                         }
                     } elseif ($rule === 'time') {
                         $regexTime = '/^(([0-1][0-9]|2[0-3]|[0-9])|([0-1][0-9]|2[0-3]|[0-9])(:|h)[0-5]?[0-9]?)$/';
-                        if (!\SpoonFilter::isValidAgainstRegexp($regexTime, $this->form->getField($fieldName)->getValue())) {
+                        $validationErrors = $this->get('validator')->validate(
+                            $this->form->getField($fieldName)->getValue(),
+                            new Assert\Regex([
+                                'pattern' => $regexTime,
+                            ])
+                        );
+                        if (count($validationErrors) > 0) {
                             $this->form->getField($fieldName)->setError($settings['error_message']);
                         }
                     }
diff --git a/src/Frontend/Modules/Mailmotor/Domain/Subscription/SubscribeType.php b/src/Frontend/Modules/Mailmotor/Domain/Subscription/SubscribeType.php
index d939dbb9d4..7cc0831e98 100644
--- a/src/Frontend/Modules/Mailmotor/Domain/Subscription/SubscribeType.php
+++ b/src/Frontend/Modules/Mailmotor/Domain/Subscription/SubscribeType.php
@@ -17,6 +17,7 @@
 use Symfony\Component\Form\FormBuilderInterface;
 use Symfony\Component\Form\FormInterface;
 use Symfony\Component\OptionsResolver\OptionsResolver;
+use function Symfony\Component\String\s;
 
 class SubscribeType extends AbstractType
 {
@@ -54,7 +55,7 @@ public function buildForm(FormBuilderInterface $builder, array $options): void
                 'required' => true,
                 'label' => 'lbl.Email',
                 'attr' => [
-                    'placeholder' => \SpoonFilter::ucfirst(Language::lbl('YourEmail')),
+                    'placeholder' => s(Language::lbl('YourEmail'))->title()->toString(),
                 ],
             ]
         );
@@ -75,7 +76,7 @@ public function buildForm(FormBuilderInterface $builder, array $options): void
             'subscribe',
             SubmitType::class,
             [
-                'label' => \SpoonFilter::ucfirst(Language::lbl('Subscribe')),
+                'label' => s(Language::lbl('Subscribe'))->title()->toString(),
             ]
         );
     }
diff --git a/src/Frontend/Modules/Mailmotor/Domain/Subscription/UnsubscribeType.php b/src/Frontend/Modules/Mailmotor/Domain/Subscription/UnsubscribeType.php
index d69037a2a2..a36eebc9f8 100644
--- a/src/Frontend/Modules/Mailmotor/Domain/Subscription/UnsubscribeType.php
+++ b/src/Frontend/Modules/Mailmotor/Domain/Subscription/UnsubscribeType.php
@@ -9,6 +9,7 @@
 use Symfony\Component\Form\Extension\Core\Type\SubmitType;
 use Symfony\Component\Form\FormBuilderInterface;
 use Symfony\Component\OptionsResolver\OptionsResolver;
+use function Symfony\Component\String\s;
 
 class UnsubscribeType extends AbstractType
 {
@@ -21,14 +22,14 @@ public function buildForm(FormBuilderInterface $builder, array $options): void
                 'required' => true,
                 'label' => 'lbl.Email',
                 'attr' => [
-                    'placeholder' => \SpoonFilter::ucfirst(Language::lbl('YourEmail')),
+                    'placeholder' => s(Language::lbl('YourEmail'))->title()->toString(),
                 ],
             ]
         )->add(
             'unsubscribe',
             SubmitType::class,
             [
-                'label' => \SpoonFilter::ucfirst(Language::lbl('Unsubscribe')),
+                'label' => s(Language::lbl('Unsubscribe'))->title()->toString(),
             ]
         );
     }
diff --git a/src/Frontend/Modules/Profiles/Actions/Login.php b/src/Frontend/Modules/Profiles/Actions/Login.php
index db823d5931..e6bca422c7 100644
--- a/src/Frontend/Modules/Profiles/Actions/Login.php
+++ b/src/Frontend/Modules/Profiles/Actions/Login.php
@@ -9,6 +9,7 @@
 use Frontend\Core\Engine\Navigation as FrontendNavigation;
 use Frontend\Modules\Profiles\Engine\Authentication as FrontendProfilesAuthentication;
 use Frontend\Modules\Profiles\Engine\Model as FrontendProfilesModel;
+use function Symfony\Component\String\s;
 
 class Login extends FrontendBaseBlock
 {
@@ -85,7 +86,7 @@ private function validateForm(): bool
 
         if ($loginStatus !== FrontendProfilesAuthentication::LOGIN_ACTIVE) {
             $errorString = sprintf(
-                FL::getError('Profiles' . \SpoonFilter::toCamelCase($loginStatus) . 'Login'),
+                FL::getError('Profiles' . s($loginStatus)->replace('_', ' ')->camel()->title() . 'Login'),
                 FrontendNavigation::getUrlForBlock('Profiles', 'ResendActivation')
             );
 
diff --git a/src/Frontend/Modules/Profiles/Actions/Settings.php b/src/Frontend/Modules/Profiles/Actions/Settings.php
index 5390142352..d0a6056e60 100644
--- a/src/Frontend/Modules/Profiles/Actions/Settings.php
+++ b/src/Frontend/Modules/Profiles/Actions/Settings.php
@@ -12,6 +12,7 @@
 use Frontend\Modules\Profiles\Engine\Profile;
 use Symfony\Component\Intl\Countries;
 use Symfony\Component\Security\Core\Exception\InsufficientAuthenticationException;
+use function Symfony\Component\String\s;
 
 class Settings extends FrontendBaseBlock
 {
@@ -43,8 +44,8 @@ public function execute(): void
     private function getGenderOptions(): array
     {
         return [
-            'male' => \SpoonFilter::ucfirst(FL::getLabel('Male')),
-            'female' => \SpoonFilter::ucfirst(FL::getLabel('Female')),
+            'male' => s(FL::getLabel('Male'))->title()->toString(),
+            'female' => s(FL::getLabel('Female'))->title()->toString(),
         ];
     }
 
diff --git a/src/Frontend/Modules/Profiles/Engine/Model.php b/src/Frontend/Modules/Profiles/Engine/Model.php
index 4a21fb9a6d..7f884c897c 100644
--- a/src/Frontend/Modules/Profiles/Engine/Model.php
+++ b/src/Frontend/Modules/Profiles/Engine/Model.php
@@ -301,7 +301,7 @@ public static function getSettings(int $profileId): array
     public static function getUrl(string $displayName, ?int $excludedId = null): string
     {
         // decode special chars
-        $displayName = \SpoonFilter::htmlspecialcharsDecode($displayName);
+        $displayName = htmlspecialchars_decode($displayName);
 
         // urlise
         $url = CommonUri::getUrl($displayName);
diff --git a/src/Frontend/Modules/Search/Actions/Index.php b/src/Frontend/Modules/Search/Actions/Index.php
index 8289619429..9c9463969f 100644
--- a/src/Frontend/Modules/Search/Actions/Index.php
+++ b/src/Frontend/Modules/Search/Actions/Index.php
@@ -162,7 +162,7 @@ private function getCanonicalUrl(string $query): string
             return $canonicalUrl;
         }
 
-        return $canonicalUrl . '?q=' . \SpoonFilter::htmlspecialchars($query);
+        return $canonicalUrl . '?q=' . htmlspecialchars($query);
     }
 
     private function parse(): void
diff --git a/src/Frontend/Modules/Search/Ajax/Autocomplete.php b/src/Frontend/Modules/Search/Ajax/Autocomplete.php
index 1cc7fdf7c4..23ecbf0a97 100644
--- a/src/Frontend/Modules/Search/Ajax/Autocomplete.php
+++ b/src/Frontend/Modules/Search/Ajax/Autocomplete.php
@@ -16,10 +16,8 @@ public function execute(): void
     {
         parent::execute();
 
-        $charset = $this->getContainer()->getParameter('kernel.charset');
-        $searchTerm = $this->getRequest()->request->get('term', '');
-        $term = ($charset === 'utf-8')
-            ? \SpoonFilter::htmlspecialchars($searchTerm) : \SpoonFilter::htmlentities($searchTerm);
+        $searchTerm = (string) $this->getRequest()->request->get('term', '');
+        $term = htmlspecialchars($searchTerm);
         $limit = (int) $this->get('fork.settings')->get('Search', 'autocomplete_num_items', 10);
 
         if ($term === '') {
diff --git a/src/Frontend/Modules/Search/Ajax/Autosuggest.php b/src/Frontend/Modules/Search/Ajax/Autosuggest.php
index 33f3099310..4a77289637 100644
--- a/src/Frontend/Modules/Search/Ajax/Autosuggest.php
+++ b/src/Frontend/Modules/Search/Ajax/Autosuggest.php
@@ -172,10 +172,8 @@ function (array $searchResult) use ($charset) {
     private function validateForm(): void
     {
         // set values
-        $charset = $this->getContainer()->getParameter('kernel.charset');
-        $searchTerm = $this->getRequest()->request->get('term', '');
-        $this->searchTerm = ($charset === 'utf-8')
-            ? \SpoonFilter::htmlspecialchars($searchTerm) : \SpoonFilter::htmlentities($searchTerm);
+        $searchTerm = (string) $this->getRequest()->request->get('term', '');
+        $this->searchTerm = htmlspecialchars($searchTerm);
         $this->autoSuggestItemLength = $this->getRequest()->request->getInt('length', 50);
     }
 }
diff --git a/src/Frontend/Modules/Search/Ajax/Livesuggest.php b/src/Frontend/Modules/Search/Ajax/Livesuggest.php
index dcf116430f..4d61e9ca2c 100644
--- a/src/Frontend/Modules/Search/Ajax/Livesuggest.php
+++ b/src/Frontend/Modules/Search/Ajax/Livesuggest.php
@@ -309,9 +309,7 @@ private function parsePagination(): void
 
     private function validateForm(): void
     {
-        $charset = $this->getContainer()->getParameter('kernel.charset');
-        $searchTerm = $this->getRequest()->request->get('term', '');
-        $this->searchTerm = ($charset === 'utf-8')
-            ? \SpoonFilter::htmlspecialchars($searchTerm) : \SpoonFilter::htmlentities($searchTerm);
+        $searchTerm = (string) $this->getRequest()->request->get('term', '');
+        $this->searchTerm = htmlspecialchars($searchTerm);
     }
 }
diff --git a/src/Frontend/Modules/Search/Ajax/Save.php b/src/Frontend/Modules/Search/Ajax/Save.php
index 3b364ec7c3..d7f5a54df8 100644
--- a/src/Frontend/Modules/Search/Ajax/Save.php
+++ b/src/Frontend/Modules/Search/Ajax/Save.php
@@ -16,10 +16,8 @@ public function execute(): void
     {
         parent::execute();
 
-        $charset = $this->getContainer()->getParameter('kernel.charset');
-        $searchTerm = $this->getRequest()->request->get('term', '');
-        $term = ($charset === 'utf-8')
-            ? \SpoonFilter::htmlspecialchars($searchTerm) : \SpoonFilter::htmlentities($searchTerm);
+        $searchTerm = (string) $this->getRequest()->request->get('term', '');
+        $term = htmlspecialchars($searchTerm);
 
         if ($term === '') {
             $this->output(Response::HTTP_BAD_REQUEST, null, 'term-parameter is missing.');
diff --git a/src/Frontend/Modules/Tags/Engine/Model.php b/src/Frontend/Modules/Tags/Engine/Model.php
index 0d28be2976..cd2a731d85 100644
--- a/src/Frontend/Modules/Tags/Engine/Model.php
+++ b/src/Frontend/Modules/Tags/Engine/Model.php
@@ -8,6 +8,7 @@
 use Frontend\Core\Engine\Navigation as FrontendNavigation;
 use Frontend\Core\Language\Language;
 use Frontend\Core\Language\Locale as FrontendLocale;
+use function Symfony\Component\String\s;
 
 /**
  * In this file we store all generic functions that we will be using in the tags module
@@ -263,7 +264,7 @@ public static function getItemsForTagAndModule(int $id, string $module): array
 
         return [
             'name' => $module,
-            'label' => Language::lbl(\SpoonFilter::ucfirst($module)),
+            'label' => Language::lbl(s($module)->title()->toString()),
             'items' => $items,
         ];
     }
diff --git a/tests/data/test_db.sql b/tests/data/test_db.sql
index 1e7838e958..5ccefee07a 100644
--- a/tests/data/test_db.sql
+++ b/tests/data/test_db.sql
@@ -2476,7 +2476,6 @@ VALUES
 	('Core','theme','s:9:\"Bootstrap\";'),
 	('Core','google_maps_key','s:0:\"\";'),
 	('Core','max_num_revisions','i:20;'),
-	('Core','site_domains','a:1:{i:0;s:13:\"fork.dev:8088\";}'),
 	('Core','site_html_head','s:0:\"\";'),
 	('Core','site_html_start_of_body','s:0:\"\";'),
 	('Core','site_html_end_of_body','s:0:\"\";'),