diff --git a/.github/workflows/composer.yml b/.github/workflows/composer.yml
new file mode 100644
index 0000000..9337f16
--- /dev/null
+++ b/.github/workflows/composer.yml
@@ -0,0 +1,33 @@
+name: Composer outdated
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        php: [ '7.1', '7.2', '7.3', '7.4' ]
+
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v2
+      
+    - name: Setup PHP
+      uses: shivammathur/setup-php@v2
+      with:
+        php-version: ${{ matrix.php }}
+
+    - name: Validate composer.json
+      run: composer validate --strict
+
+    - name: Install dependencies
+      run: composer install --prefer-dist --no-progress --no-interaction
+      
+    - name: Composer outdated
+      run: composer outdated -D --strict
diff --git a/.github/workflows/extensions_finder.yml b/.github/workflows/extensions_finder.yml
new file mode 100644
index 0000000..7bb4dbb
--- /dev/null
+++ b/.github/workflows/extensions_finder.yml
@@ -0,0 +1,33 @@
+name: Extensions finder
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        php: [ '7.1', '7.2', '7.3', '7.4' ]
+
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v2
+      
+    - name: Setup PHP
+      uses: shivammathur/setup-php@v2
+      with:
+        php-version: ${{ matrix.php }}
+
+    - name: Validate composer.json
+      run: composer validate --strict
+
+    - name: Install dependencies
+      run: composer install --prefer-dist --no-progress --no-interaction
+
+    - name: PHP extensions finder
+      run: vendor/bin/php-extensions-finder check src bin tests
diff --git a/.github/workflows/phpstan.yml b/.github/workflows/phpstan.yml
new file mode 100644
index 0000000..0e5f2a7
--- /dev/null
+++ b/.github/workflows/phpstan.yml
@@ -0,0 +1,36 @@
+name: PHPstan
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        php: [ '7.1', '7.2', '7.3', '7.4' ]
+
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v2
+      
+    - name: Setup PHP
+      uses: shivammathur/setup-php@v2
+      with:
+        php-version: ${{ matrix.php }}
+
+    - name: Validate composer.json
+      run: composer validate --strict
+
+    - name: Install dependencies
+      run: composer install --prefer-dist --no-progress --no-interaction
+
+    - name: Install PHPStan
+      run: composer require phpstan/phpstan --dev
+
+    - name: PHPStan analyse
+      run: vendor/bin/phpstan analyze src --level=max --no-progress
diff --git a/.github/workflows/sniffer.yml b/.github/workflows/sniffer.yml
new file mode 100644
index 0000000..1a713fa
--- /dev/null
+++ b/.github/workflows/sniffer.yml
@@ -0,0 +1,33 @@
+name: Sniffer
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        php: [ '7.1', '7.2', '7.3', '7.4' ]
+
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v2
+      
+    - name: Setup PHP
+      uses: shivammathur/setup-php@v2
+      with:
+        php-version: ${{ matrix.php }}
+
+    - name: Validate composer.json
+      run: composer validate --strict
+
+    - name: Install dependencies
+      run: composer install --prefer-dist --no-progress --no-interaction
+
+    - name: Check syntax
+      run: find src bin tests -name "*.php" -print0 | xargs -0 -n1 -P8 php -l
diff --git a/.github/workflows/syntax_checker.yml b/.github/workflows/syntax_checker.yml
new file mode 100644
index 0000000..8b206d8
--- /dev/null
+++ b/.github/workflows/syntax_checker.yml
@@ -0,0 +1,33 @@
+name: Syntax checker
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        php: [ '7.1', '7.2', '7.3', '7.4' ]
+
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v2
+      
+    - name: Setup PHP
+      uses: shivammathur/setup-php@v2
+      with:
+        php-version: ${{ matrix.php }}
+
+    - name: Validate composer.json
+      run: composer validate --strict
+
+    - name: Install dependencies
+      run: composer install --prefer-dist --no-progress --no-interaction
+
+    - name: Code sniffer
+      run: vendor/bin/phpcs src bin --standard=PSR2 -n
diff --git a/.scrutinizer.yml b/.scrutinizer.yml
deleted file mode 100644
index df6cfa0..0000000
--- a/.scrutinizer.yml
+++ /dev/null
@@ -1,25 +0,0 @@
-filter:
-    excluded_paths: [tests/*]
-
-checks:
-    php:
-        remove_extra_empty_lines: true
-        remove_php_closing_tag: true
-        remove_trailing_whitespace: true
-        fix_use_statements:
-            remove_unused: true
-            preserve_multiple: false
-            preserve_blanklines: true
-            order_alphabetically: true
-        fix_php_opening_tag: true
-        fix_linefeed: true
-        fix_line_ending: true
-        fix_identation_4spaces: true
-        fix_doc_comments: true
-        code_rating: true
-        duplication: true
-
-tools:
-    external_code_coverage:
-        timeout: 600
-        runs: 2
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index 6f48df4..0000000
--- a/.travis.yml
+++ /dev/null
@@ -1,28 +0,0 @@
-language: php
-
-services:
-    - mysql
-
-php:
-    - 7.1
-    - 7.2
-    - 7.3
-    - 7.4
-
-sudo: false
-
-before_script:
-    - travis_retry composer self-update
-    - travis_retry composer update ${COMPOSER_FLAGS} --no-interaction
-
-script:
-    - mkdir -p build/logs
-    - php vendor/bin/phpcs src/ --standard=PSR2 -n
-    - mysql -u root -e "DROP DATABASE IF EXISTS parallel_test"
-    - mysql -u root -e "CREATE DATABASE parallel_test"
-#    - mysql -u root parallel_test < tests/Data/structure.sql
-    - vendor/bin/phpunit --coverage-text --coverage-clover=coverage.clover
-
-after_script:
-    - wget https://scrutinizer-ci.com/ocular.phar
-    - php ocular.phar code-coverage:upload --format=php-clover coverage.clover