diff --git a/.devcontainer/Dockerfile b/.devcontainer/Dockerfile
index b4af3604..8437333d 100644
--- a/.devcontainer/Dockerfile
+++ b/.devcontainer/Dockerfile
@@ -86,4 +86,5 @@ RUN git clone https://github.com/microsoft/vcpkg \
 
 ENV VCPKG_ROOT="/home/${USERNAME}/vcpkg"
 
-RUN rustup default 1.88.0
+COPY ./scripts/ /tmp/scripts/
+RUN /tmp/scripts/common/rust/install-rust.sh
diff --git a/.devcontainer/Dockerfile.almalinux b/.devcontainer/Dockerfile.almalinux
index 4b1b378e..19c274f7 100644
--- a/.devcontainer/Dockerfile.almalinux
+++ b/.devcontainer/Dockerfile.almalinux
@@ -73,4 +73,5 @@ RUN git clone https://github.com/microsoft/vcpkg \
 
 ENV VCPKG_ROOT=/home/$USERNAME/vcpkg
 
-RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --default-toolchain=1.88.0
+COPY ./scripts/ /tmp/scripts/
+RUN /tmp/scripts/common/rust/install-rust.sh
diff --git a/.devcontainer/Dockerfile.amazonlinux b/.devcontainer/Dockerfile.amazonlinux
index e5ce400b..134763dc 100644
--- a/.devcontainer/Dockerfile.amazonlinux
+++ b/.devcontainer/Dockerfile.amazonlinux
@@ -66,4 +66,5 @@ RUN git clone https://github.com/microsoft/vcpkg \
 
 ENV VCPKG_ROOT=/home/$USERNAME/vcpkg
 
-RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --default-toolchain=1.88.0
+COPY ./scripts/ /tmp/scripts/
+RUN /tmp/scripts/common/rust/install-rust.sh
diff --git a/.devcontainer/Dockerfile.debiantrixie b/.devcontainer/Dockerfile.debiantrixie
index 923648c5..ba0d76d9 100644
--- a/.devcontainer/Dockerfile.debiantrixie
+++ b/.devcontainer/Dockerfile.debiantrixie
@@ -81,4 +81,5 @@ RUN git clone https://github.com/microsoft/vcpkg \
 
 ENV VCPKG_ROOT="/home/${USERNAME}/vcpkg"
 
-RUN rustup default 1.88.0
+COPY ./scripts/ /tmp/scripts/
+RUN /tmp/scripts/common/rust/install-rust.sh
diff --git a/.devcontainer/Dockerfile.ubuntu-legacy b/.devcontainer/Dockerfile.ubuntu-legacy
index 69ba26e8..4ca0677c 100644
--- a/.devcontainer/Dockerfile.ubuntu-legacy
+++ b/.devcontainer/Dockerfile.ubuntu-legacy
@@ -100,4 +100,5 @@ ENV VCPKG_ROOT=/home/$USERNAME/vcpkg
 COPY register-clang-version.sh /home/$USERNAME/register-clang-version.sh 
 RUN sudo /home/$USERNAME/register-clang-version.sh ${CLANG_VERSION} 100 && rm /home/$USERNAME/register-clang-version.sh
 
-RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --default-toolchain=1.88.0
+COPY ./scripts/ /tmp/scripts/
+RUN /tmp/scripts/common/rust/install-rust.sh
diff --git a/.devcontainer/almalinux/devcontainer.json b/.devcontainer/almalinux/devcontainer.json
index c80d44b2..252bbf68 100644
--- a/.devcontainer/almalinux/devcontainer.json
+++ b/.devcontainer/almalinux/devcontainer.json
@@ -28,7 +28,8 @@
                 "matepek.vscode-catch2-test-adapter",
                 "llvm-vs-code-extensions.vscode-clangd",
                 "xaver.clang-format",
-                "bierner.markdown-mermaid"
+                "bierner.markdown-mermaid",
+                "rust-lang.rust-analyzer"
             ],
             "settings": {
                 "C_Cpp.intelliSenseEngine": "disabled",
@@ -50,4 +51,4 @@
         "gpu": "optional"
     },
     "remoteUser": "devcontainer"
-}
\ No newline at end of file
+}
diff --git a/.devcontainer/amazonlinux/devcontainer.json b/.devcontainer/amazonlinux/devcontainer.json
index 7d456894..2610a3e6 100644
--- a/.devcontainer/amazonlinux/devcontainer.json
+++ b/.devcontainer/amazonlinux/devcontainer.json
@@ -32,7 +32,8 @@
                 "matepek.vscode-catch2-test-adapter",
                 "llvm-vs-code-extensions.vscode-clangd",
                 "xaver.clang-format",
-                "bierner.markdown-mermaid"
+                "bierner.markdown-mermaid",
+                "rust-lang.rust-analyzer"
             ],
             "settings": {
                 "C_Cpp.intelliSenseEngine": "disabled",
@@ -51,4 +52,4 @@
         "DISPLAY": "${localEnv:DISPLAY}"
     },
     "remoteUser": "devcontainer"
-}
\ No newline at end of file
+}
diff --git a/.devcontainer/debiantrixie/devcontainer.json b/.devcontainer/debiantrixie/devcontainer.json
index bb5b17b3..684157d1 100644
--- a/.devcontainer/debiantrixie/devcontainer.json
+++ b/.devcontainer/debiantrixie/devcontainer.json
@@ -28,7 +28,8 @@
                 "matepek.vscode-catch2-test-adapter",
                 "llvm-vs-code-extensions.vscode-clangd",
                 "xaver.clang-format",
-                "bierner.markdown-mermaid"
+                "bierner.markdown-mermaid",
+                "rust-lang.rust-analyzer"
             ],
             "settings": {
                 "C_Cpp.intelliSenseEngine": "disabled",
@@ -50,4 +51,4 @@
         "gpu": "optional"
     },
     "remoteUser": "devcontainer"
-}
\ No newline at end of file
+}
diff --git a/.devcontainer/scripts/common/rust/install-rust.sh b/.devcontainer/scripts/common/rust/install-rust.sh
new file mode 100755
index 00000000..fbab8779
--- /dev/null
+++ b/.devcontainer/scripts/common/rust/install-rust.sh
@@ -0,0 +1,29 @@
+#!/usr/bin/env bash
+
+# SPDX-FileCopyrightText: 2025 Contributors to the Media eXchange Layer project.
+# SPDX-License-Identifier: Apache-2.0
+
+set -eu
+
+RUST_VERSION=1.90.0
+
+if command -v rustup > /dev/null 2>&1; then
+    rustup default $RUST_VERSION
+else
+    curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --default-toolchain=$RUST_VERSION
+    . "$HOME/.cargo/env"
+fi
+
+# Install cargo binstall
+curl -L --proto '=https' --tlsv1.2 -sSf https://raw.githubusercontent.com/cargo-bins/cargo-binstall/main/install-from-binstall-release.sh | bash
+
+cargo binstall cargo-audit --locked
+cargo binstall cargo-outdated --locked
+
+# udeps requires the nightly compiler, so using machete (at least for now)
+# cargo binstall cargo-udeps --locked
+cargo binstall cargo-machete --locked
+
+cargo binstall cargo-deny --locked
+cargo binstall cargo-audit --locked
+cargo binstall cargo-nextest --locked
diff --git a/.devcontainer/ubuntu20/devcontainer.json b/.devcontainer/ubuntu20/devcontainer.json
index b3321a83..e7783184 100644
--- a/.devcontainer/ubuntu20/devcontainer.json
+++ b/.devcontainer/ubuntu20/devcontainer.json
@@ -30,7 +30,8 @@
                 "matepek.vscode-catch2-test-adapter",
                 "llvm-vs-code-extensions.vscode-clangd",
                 "xaver.clang-format",
-                "bierner.markdown-mermaid"
+                "bierner.markdown-mermaid",
+                "rust-lang.rust-analyzer"
             ],
             "settings": {
                 "C_Cpp.intelliSenseEngine": "disabled",
@@ -52,4 +53,4 @@
         "gpu": "optional"
     },
     "remoteUser": "devcontainer"
-}
\ No newline at end of file
+}
diff --git a/.devcontainer/ubuntu22/devcontainer.json b/.devcontainer/ubuntu22/devcontainer.json
index 57c7dbd3..02c77d4d 100644
--- a/.devcontainer/ubuntu22/devcontainer.json
+++ b/.devcontainer/ubuntu22/devcontainer.json
@@ -30,7 +30,8 @@
                 "matepek.vscode-catch2-test-adapter",
                 "llvm-vs-code-extensions.vscode-clangd",
                 "xaver.clang-format",
-                "bierner.markdown-mermaid"
+                "bierner.markdown-mermaid",
+                "rust-lang.rust-analyzer"
             ],
             "settings": {
                 "C_Cpp.intelliSenseEngine": "disabled",
@@ -52,4 +53,4 @@
         "gpu": "optional"
     },
     "remoteUser": "devcontainer"
-}
\ No newline at end of file
+}
diff --git a/.devcontainer/ubuntu24/devcontainer.json b/.devcontainer/ubuntu24/devcontainer.json
index 9777cf7f..52f08331 100644
--- a/.devcontainer/ubuntu24/devcontainer.json
+++ b/.devcontainer/ubuntu24/devcontainer.json
@@ -30,7 +30,8 @@
                 "matepek.vscode-catch2-test-adapter",
                 "llvm-vs-code-extensions.vscode-clangd",
                 "xaver.clang-format",
-                "bierner.markdown-mermaid"
+                "bierner.markdown-mermaid",
+                "rust-lang.rust-analyzer"
             ],
             "settings": {
                 "C_Cpp.intelliSenseEngine": "disabled",
@@ -52,4 +53,4 @@
         "gpu": "optional"
     },
     "remoteUser": "devcontainer"
-}
\ No newline at end of file
+}
diff --git a/.devcontainer/ubuntu25/devcontainer.json b/.devcontainer/ubuntu25/devcontainer.json
index 1343790e..87ea80b5 100644
--- a/.devcontainer/ubuntu25/devcontainer.json
+++ b/.devcontainer/ubuntu25/devcontainer.json
@@ -30,7 +30,8 @@
                 "matepek.vscode-catch2-test-adapter",
                 "llvm-vs-code-extensions.vscode-clangd",
                 "xaver.clang-format",
-                "bierner.markdown-mermaid"
+                "bierner.markdown-mermaid",
+                "rust-lang.rust-analyzer"
             ],
             "settings": {
                 "C_Cpp.intelliSenseEngine": "disabled",
@@ -52,4 +53,4 @@
         "gpu": "optional"
     },
     "remoteUser": "devcontainer"
-}
\ No newline at end of file
+}
diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index bbacba38..a2fa3889 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -1,3 +1,6 @@
+# SPDX-FileCopyrightText: 2025 Contributors to the Media eXchange Layer project.
+# SPDX-License-Identifier: Apache-2.0
+
 name: Test the rust bindings
 
 on:
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 72b11e1c..e4f66480 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -22,6 +22,7 @@ else()
     string(APPEND mxl_VERSION ".0")
 endif()
 
+option(BUILD_DOCS "Build the docs" ON)
 option(BUILD_TESTS "Build the tests" ON)
 option(BUILD_TOOLS "Build the tools" ON)
 
@@ -62,39 +63,41 @@ if (BUILD_TOOLS)
     add_subdirectory(tools)
 endif()
 
-find_package(Doxygen)
+if(BUILD_DOCS)
+    find_package(Doxygen)
 
-if(DOXYGEN_FOUND)
-    include(FetchContent)
+    if(DOXYGEN_FOUND)
+        include(FetchContent)
 
-    FetchContent_Declare(
-        doxygen-awesome-css
-        URL https://github.com/jothepro/doxygen-awesome-css/archive/refs/heads/main.zip
-    )
-    FetchContent_MakeAvailable(doxygen-awesome-css)
+        FetchContent_Declare(
+            doxygen-awesome-css
+            URL https://github.com/jothepro/doxygen-awesome-css/archive/refs/heads/main.zip
+        )
+        FetchContent_MakeAvailable(doxygen-awesome-css)
 
-    # Save the location the files were cloned into
-    # This allows us to get the path to doxygen-awesome.css
-    FetchContent_GetProperties(doxygen-awesome-css SOURCE_DIR AWESOME_CSS_DIR)
+        # Save the location the files were cloned into
+        # This allows us to get the path to doxygen-awesome.css
+        FetchContent_GetProperties(doxygen-awesome-css SOURCE_DIR AWESOME_CSS_DIR)
 
-    # Generate the Doxyfile
-    set(DOXYFILE_IN ${CMAKE_CURRENT_SOURCE_DIR}/Doxyfile.in)
-    set(DOXYFILE_OUT ${CMAKE_CURRENT_BINARY_DIR}/Doxyfile)
-    configure_file(${DOXYFILE_IN} ${DOXYFILE_OUT} @ONLY)
+        # Generate the Doxyfile
+        set(DOXYFILE_IN ${CMAKE_CURRENT_SOURCE_DIR}/Doxyfile.in)
+        set(DOXYFILE_OUT ${CMAKE_CURRENT_BINARY_DIR}/Doxyfile)
+        configure_file(${DOXYFILE_IN} ${DOXYFILE_OUT} @ONLY)
 
-    set(DOXYGEN_OUTPUT_DIR "${CMAKE_BINARY_DIR}/docs")
+        set(DOXYGEN_OUTPUT_DIR "${CMAKE_BINARY_DIR}/docs")
 
-    add_custom_target(doc
-        COMMAND ${DOXYGEN_EXECUTABLE} ${DOXYFILE_OUT}
-        WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
-        COMMENT "Generating API documentation with Doxygen"
-        BYPRODUCTS "${DOXYGEN_OUTPUT_DIR}/html/index.html"
-        VERBATIM
-    )
+        add_custom_target(doc
+            COMMAND ${DOXYGEN_EXECUTABLE} ${DOXYFILE_OUT}
+            WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
+            COMMENT "Generating API documentation with Doxygen"
+            BYPRODUCTS "${DOXYGEN_OUTPUT_DIR}/html/index.html"
+            VERBATIM
+        )
 
-    install(DIRECTORY "${CMAKE_BINARY_DIR}/docs/html"
-        DESTINATION share/doc/mxl
-        FILES_MATCHING PATTERN "*")
+        install(DIRECTORY "${CMAKE_BINARY_DIR}/docs/html"
+            DESTINATION share/doc/mxl
+            FILES_MATCHING PATTERN "*")
+    endif()
 endif()
 
 if(EXISTS "/etc/os-release")
diff --git a/rust/.config/nextest.toml b/rust/.config/nextest.toml
new file mode 100644
index 00000000..6a109e17
--- /dev/null
+++ b/rust/.config/nextest.toml
@@ -0,0 +1,5 @@
+[profile.ci]
+fail-fast = false
+
+[profile.ci.junit]
+path = "junit.xml"
diff --git a/rust/.gitattributes b/rust/.gitattributes
index 383338e0..265e6dd7 100644
--- a/rust/.gitattributes
+++ b/rust/.gitattributes
@@ -1 +1,4 @@
+# SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+# SPDX-License-Identifier: Apache-2.0
+
 Cargo.lock -diff
diff --git a/rust/.gitignore b/rust/.gitignore
index 09c22a05..91712988 100644
--- a/rust/.gitignore
+++ b/rust/.gitignore
@@ -1,3 +1,6 @@
+# SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+# SPDX-License-Identifier: Apache-2.0
+
 .DS_Store
 .idea
 .vscode
diff --git a/rust/Cargo.lock.license b/rust/Cargo.lock.license
new file mode 100644
index 00000000..e8d14bb3
--- /dev/null
+++ b/rust/Cargo.lock.license
@@ -0,0 +1,2 @@
+# SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+# SPDX-License-Identifier: Apache-2.0
diff --git a/rust/Cargo.toml b/rust/Cargo.toml
index 65ca6f08..d986b3aa 100644
--- a/rust/Cargo.toml
+++ b/rust/Cargo.toml
@@ -1,3 +1,6 @@
+# SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+# SPDX-License-Identifier: Apache-2.0
+
 [workspace]
 members = ["mxl", "mxl-sys"]
 
diff --git a/rust/README.md b/rust/README.md
index 8dcb8a22..d2e6bc81 100644
--- a/rust/README.md
+++ b/rust/README.md
@@ -1,3 +1,8 @@
+<!--
+SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+SPDX-License-Identifier: Apache-2.0
+-->
+
 # Rust bindings for DMF MXL
 
 ## Goals
diff --git a/rust/flake.nix b/rust/flake.nix
index a219b532..eab9efe9 100644
--- a/rust/flake.nix
+++ b/rust/flake.nix
@@ -1,3 +1,6 @@
+# SPDX-FileCopyrightText: 2025 Contributors to the Media eXchange Layer project.
+# SPDX-License-Identifier: Apache-2.0
+
 {
   description = "Flake for MXL dev";
 
diff --git a/rust/mxl-sys/.gitignore b/rust/mxl-sys/.gitignore
index 8d6e3400..bbf8a55d 100644
--- a/rust/mxl-sys/.gitignore
+++ b/rust/mxl-sys/.gitignore
@@ -1 +1,4 @@
+# SPDX-FileCopyrightText: 2025 Contributors to the Media eXchange Layer project.
+# SPDX-License-Identifier: Apache-2.0
+
 mxl/version.h
diff --git a/rust/mxl-sys/Cargo.toml b/rust/mxl-sys/Cargo.toml
index 0e4fa65a..58e1dbf1 100644
--- a/rust/mxl-sys/Cargo.toml
+++ b/rust/mxl-sys/Cargo.toml
@@ -1,3 +1,6 @@
+# SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+# SPDX-License-Identifier: Apache-2.0
+
 [package]
 name = "mxl-sys"
 edition.workspace = true
diff --git a/rust/mxl-sys/build.rs b/rust/mxl-sys/build.rs
index 390ce970..4154ed03 100644
--- a/rust/mxl-sys/build.rs
+++ b/rust/mxl-sys/build.rs
@@ -1,5 +1,7 @@
+// SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+// SPDX-License-Identifier: Apache-2.0
+
 use std::env;
-use std::fs;
 use std::path::PathBuf;
 
 #[cfg(debug_assertions)]
@@ -29,41 +31,27 @@ fn get_bindgen_specs() -> BindgenSpecs {
             .to_string(),
     ];
     if cfg!(not(feature = "mxl-not-built")) {
-        let build_dir = repo_root.join("build").join(BUILD_VARIANT);
-        let build_version_dir = build_dir
-            .join("lib")
-            .join("include")
-            .to_string_lossy()
-            .to_string();
+        let out_dir = PathBuf::from(std::env::var("OUT_DIR").unwrap());
+        let build_version_dir = out_dir.join("include").to_string_lossy().to_string();
 
         includes_dirs.push(build_version_dir);
 
-        let mxl_version_out_path = manifest_dir.join("mxl");
-        if !fs::exists(&mxl_version_out_path)
-            .expect("Error checking if out path for version header file exists")
-        {
-            fs::create_dir(&mxl_version_out_path)
-                .expect("Failed to create out path for version header file");
-        }
-        let mxl_version_header = mxl_version_out_path.join("version.h");
-        println!("cargo:rerun-if-changed={}", mxl_version_header.display());
-        // TODO: re-run on build_dir changing?
+        // Rebuild if any file in lib/ changes
+        let lib_root = repo_root.join("lib");
+        println!("cargo:rerun-if-changed={}", lib_root.display());
 
         let dst = cmake::Config::new(repo_root)
-            .out_dir(build_dir)
-            .generator("Unix Makefiles")
+            .generator("Ninja")
+            .configure_arg("--preset")
+            .configure_arg(BUILD_VARIANT)
+            .configure_arg("-B")
+            .configure_arg(out_dir.join("build"))
+            .define("BUILD_DOCS", "OFF")
             .define("BUILD_TESTS", "OFF")
             .define("BUILD_TOOLS", "OFF")
-            // .configure_arg(format!("--preset={BUILD_VARIANT}"))
             .build();
 
-        let mxl_version_location = dst.join("include").join("mxl").join("version.h");
-        assert!(matches!(std::fs::exists(&mxl_version_location), Ok(true)));
-
-        fs::copy(&mxl_version_location, &mxl_version_header)
-            .expect("Could copy mxl version header");
-
-        println!("cargo:rustc-link-search={}", dst.join("lib64").display());
+        println!("cargo:rustc-link-search={}", dst.join("lib").display());
         println!("cargo:rustc-link-lib=mxl");
     }
 
diff --git a/rust/mxl-sys/src/lib.rs b/rust/mxl-sys/src/lib.rs
index 666331b0..d82df112 100644
--- a/rust/mxl-sys/src/lib.rs
+++ b/rust/mxl-sys/src/lib.rs
@@ -1,7 +1,12 @@
+// SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+// SPDX-License-Identifier: Apache-2.0
+
 #![allow(non_upper_case_globals)]
 #![allow(non_camel_case_types)]
 #![allow(non_snake_case)]
 #![allow(missing_docs)]
+#![allow(rustdoc::broken_intra_doc_links)]
+#![allow(rustdoc::invalid_html_tags)]
 // Suppress expected warnings from bindgen-generated code.
 // See https://github.com/rust-lang/rust-bindgen/issues/1651.
 #![allow(deref_nullptr)]
diff --git a/rust/mxl-sys/tests/simple_test.rs b/rust/mxl-sys/tests/simple_test.rs
index c617fe56..d0357dc4 100644
--- a/rust/mxl-sys/tests/simple_test.rs
+++ b/rust/mxl-sys/tests/simple_test.rs
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+// SPDX-License-Identifier: Apache-2.0
+
 #[test]
 fn there_is_bindgen_generated_code() {
     let mxl_version = mxl_sys::mxlVersionType {
diff --git a/rust/mxl-sys/wrapper-with-version-h.h b/rust/mxl-sys/wrapper-with-version-h.h
index 80c5254f..44b4bd77 100644
--- a/rust/mxl-sys/wrapper-with-version-h.h
+++ b/rust/mxl-sys/wrapper-with-version-h.h
@@ -1,2 +1,5 @@
+// SPDX-FileCopyrightText: 2025 Contributors to the Media eXchange Layer project.
+// SPDX-License-Identifier: Apache-2.0
+
 #include "wrapper-without-version-h.h"
 #include "mxl/version.h"
diff --git a/rust/mxl-sys/wrapper-without-version-h.h b/rust/mxl-sys/wrapper-without-version-h.h
index 5248f1e1..e6fb4216 100644
--- a/rust/mxl-sys/wrapper-without-version-h.h
+++ b/rust/mxl-sys/wrapper-without-version-h.h
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: 2025 Contributors to the Media eXchange Layer project.
+// SPDX-License-Identifier: Apache-2.0
+
 #include "mxl/dataformat.h"
 #include "mxl/flow.h"
 #include "mxl/flowinfo.h"
diff --git a/rust/mxl/Cargo.toml b/rust/mxl/Cargo.toml
index 447c4998..325c59ec 100644
--- a/rust/mxl/Cargo.toml
+++ b/rust/mxl/Cargo.toml
@@ -1,3 +1,6 @@
+# SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+# SPDX-License-Identifier: Apache-2.0
+
 [package]
 name = "mxl"
 edition.workspace = true
diff --git a/rust/mxl/build.rs b/rust/mxl/build.rs
index 382d75e1..4451cc68 100644
--- a/rust/mxl/build.rs
+++ b/rust/mxl/build.rs
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+// SPDX-License-Identifier: Apache-2.0
+
 use std::env;
 use std::path::PathBuf;
 
diff --git a/rust/mxl/examples/common/mod.rs b/rust/mxl/examples/common/mod.rs
index 221a4629..e37eb881 100644
--- a/rust/mxl/examples/common/mod.rs
+++ b/rust/mxl/examples/common/mod.rs
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+// SPDX-License-Identifier: Apache-2.0
+
 pub fn setup_logging() {
     tracing_subscriber::fmt()
         .with_env_filter(
diff --git a/rust/mxl/examples/flow-reader.rs b/rust/mxl/examples/flow-reader.rs
index 98bd2a2c..60987c87 100644
--- a/rust/mxl/examples/flow-reader.rs
+++ b/rust/mxl/examples/flow-reader.rs
@@ -1,9 +1,12 @@
+// SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+// SPDX-License-Identifier: Apache-2.0
+
 mod common;
 
 use std::time::Duration;
 
 use clap::Parser;
-use mxl::config::get_mxf_so_path;
+use mxl::config::get_mxl_so_path;
 use tracing::{info, warn};
 
 const READ_TIMEOUT: Duration = Duration::from_secs(5);
@@ -30,7 +33,7 @@ fn main() -> Result<(), mxl::Error> {
     common::setup_logging();
     let opts: Opts = Opts::parse();
 
-    let mxl_api = mxl::load_api(get_mxf_so_path())?;
+    let mxl_api = mxl::load_api(get_mxl_so_path())?;
     let mxl_instance = mxl::MxlInstance::new(mxl_api, &opts.mxl_domain, "")?;
     let reader = mxl_instance.create_flow_reader(&opts.flow_id)?;
     let flow_info = reader.get_info()?;
diff --git a/rust/mxl/examples/flow-writer.rs b/rust/mxl/examples/flow-writer.rs
index 7fe5ba13..67ca8b09 100644
--- a/rust/mxl/examples/flow-writer.rs
+++ b/rust/mxl/examples/flow-writer.rs
@@ -1,9 +1,12 @@
+// SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+// SPDX-License-Identifier: Apache-2.0
+
 mod common;
 
 use clap::Parser;
 use tracing::info;
 
-use mxl::config::get_mxf_so_path;
+use mxl::config::get_mxl_so_path;
 
 #[derive(Debug, Parser)]
 #[command(version = clap::crate_version!(), author = clap::crate_authors!())]
@@ -30,7 +33,7 @@ fn main() -> Result<(), mxl::Error> {
     common::setup_logging();
     let opts: Opts = Opts::parse();
 
-    let mxl_api = mxl::load_api(get_mxf_so_path())?;
+    let mxl_api = mxl::load_api(get_mxl_so_path())?;
     let mxl_instance = mxl::MxlInstance::new(mxl_api, &opts.mxl_domain, "")?;
     let flow_def = mxl::tools::read_file(opts.flow_config_file.as_str()).map_err(|error| {
         mxl::Error::Other(format!(
diff --git a/rust/mxl/src/api.rs b/rust/mxl/src/api.rs
index 5cf81e9f..2c9ab3f9 100644
--- a/rust/mxl/src/api.rs
+++ b/rust/mxl/src/api.rs
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+// SPDX-License-Identifier: Apache-2.0
+
 use std::path::Path;
 
 use dlopen2::wrapper::{Container, WrapperApi};
diff --git a/rust/mxl/src/config.rs b/rust/mxl/src/config.rs
index f89891ae..69295d47 100644
--- a/rust/mxl/src/config.rs
+++ b/rust/mxl/src/config.rs
@@ -1,12 +1,14 @@
+// SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+// SPDX-License-Identifier: Apache-2.0
+
 use std::str::FromStr;
 
 include!(concat!(env!("OUT_DIR"), "/constants.rs"));
 
-pub fn get_mxf_so_path() -> std::path::PathBuf {
-    std::path::PathBuf::from_str(MXL_BUILD_DIR)
-        .expect("build error: 'MXL_BUILD_DIR' is invalid")
-        .join("lib")
-        .join("libmxl.so")
+pub fn get_mxl_so_path() -> std::path::PathBuf {
+    // The mxl-sys build script ensures that the build directory is in the library path
+    // so we can just return the library name here.
+    "libmxl.so".into()
 }
 
 pub fn get_mxl_repo_root() -> std::path::PathBuf {
diff --git a/rust/mxl/src/error.rs b/rust/mxl/src/error.rs
index a56a4aad..d5372feb 100644
--- a/rust/mxl/src/error.rs
+++ b/rust/mxl/src/error.rs
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+// SPDX-License-Identifier: Apache-2.0
+
 pub type Result<T> = core::result::Result<T, Error>;
 
 #[derive(Debug, thiserror::Error)]
diff --git a/rust/mxl/src/flow.rs b/rust/mxl/src/flow.rs
index d82e0eca..d0b3f753 100644
--- a/rust/mxl/src/flow.rs
+++ b/rust/mxl/src/flow.rs
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+// SPDX-License-Identifier: Apache-2.0
+
 pub mod reader;
 pub mod writer;
 
diff --git a/rust/mxl/src/flow/reader.rs b/rust/mxl/src/flow/reader.rs
index a5bfd678..82aa123a 100644
--- a/rust/mxl/src/flow/reader.rs
+++ b/rust/mxl/src/flow/reader.rs
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+// SPDX-License-Identifier: Apache-2.0
+
 use std::sync::Arc;
 
 use crate::{
diff --git a/rust/mxl/src/flow/writer.rs b/rust/mxl/src/flow/writer.rs
index 250578db..b1234073 100644
--- a/rust/mxl/src/flow/writer.rs
+++ b/rust/mxl/src/flow/writer.rs
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+// SPDX-License-Identifier: Apache-2.0
+
 use std::sync::Arc;
 
 use crate::{
diff --git a/rust/mxl/src/grain.rs b/rust/mxl/src/grain.rs
index 9bfae8f0..2205933c 100644
--- a/rust/mxl/src/grain.rs
+++ b/rust/mxl/src/grain.rs
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+// SPDX-License-Identifier: Apache-2.0
+
 pub mod data;
 pub mod reader;
 pub mod write_access;
diff --git a/rust/mxl/src/grain/data.rs b/rust/mxl/src/grain/data.rs
index fabdd135..d8cd9879 100644
--- a/rust/mxl/src/grain/data.rs
+++ b/rust/mxl/src/grain/data.rs
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+// SPDX-License-Identifier: Apache-2.0
+
 pub struct GrainData<'a> {
     pub user_data: &'a [u8],
     pub payload: &'a [u8],
diff --git a/rust/mxl/src/grain/reader.rs b/rust/mxl/src/grain/reader.rs
index 227e3e8a..8ecdec7f 100644
--- a/rust/mxl/src/grain/reader.rs
+++ b/rust/mxl/src/grain/reader.rs
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+// SPDX-License-Identifier: Apache-2.0
+
 use std::{sync::Arc, time::Duration};
 
 use crate::{
diff --git a/rust/mxl/src/grain/write_access.rs b/rust/mxl/src/grain/write_access.rs
index 04447aef..69657eb9 100644
--- a/rust/mxl/src/grain/write_access.rs
+++ b/rust/mxl/src/grain/write_access.rs
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+// SPDX-License-Identifier: Apache-2.0
+
 use std::{marker::PhantomData, sync::Arc};
 
 use tracing::error;
diff --git a/rust/mxl/src/grain/writer.rs b/rust/mxl/src/grain/writer.rs
index a2399e0b..2c06b708 100644
--- a/rust/mxl/src/grain/writer.rs
+++ b/rust/mxl/src/grain/writer.rs
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+// SPDX-License-Identifier: Apache-2.0
+
 use std::sync::Arc;
 
 use super::write_access::GrainWriteAccess;
diff --git a/rust/mxl/src/instance.rs b/rust/mxl/src/instance.rs
index 95861b5e..8e703cd1 100644
--- a/rust/mxl/src/instance.rs
+++ b/rust/mxl/src/instance.rs
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+// SPDX-License-Identifier: Apache-2.0
+
 use std::{ffi::CString, sync::Arc};
 
 use dlopen2::wrapper::Container;
diff --git a/rust/mxl/src/lib.rs b/rust/mxl/src/lib.rs
index b2ce1e5e..723739d7 100644
--- a/rust/mxl/src/lib.rs
+++ b/rust/mxl/src/lib.rs
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+// SPDX-License-Identifier: Apache-2.0
+
 mod api;
 mod error;
 mod flow;
diff --git a/rust/mxl/src/samples.rs b/rust/mxl/src/samples.rs
index 9bfae8f0..2205933c 100644
--- a/rust/mxl/src/samples.rs
+++ b/rust/mxl/src/samples.rs
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+// SPDX-License-Identifier: Apache-2.0
+
 pub mod data;
 pub mod reader;
 pub mod write_access;
diff --git a/rust/mxl/src/samples/data.rs b/rust/mxl/src/samples/data.rs
index 4c079690..ef7797d9 100644
--- a/rust/mxl/src/samples/data.rs
+++ b/rust/mxl/src/samples/data.rs
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+// SPDX-License-Identifier: Apache-2.0
+
 use std::marker::PhantomData;
 
 use crate::Error;
diff --git a/rust/mxl/src/samples/reader.rs b/rust/mxl/src/samples/reader.rs
index e6f75dcd..5612f319 100644
--- a/rust/mxl/src/samples/reader.rs
+++ b/rust/mxl/src/samples/reader.rs
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+// SPDX-License-Identifier: Apache-2.0
+
 use std::sync::Arc;
 
 use crate::{
diff --git a/rust/mxl/src/samples/write_access.rs b/rust/mxl/src/samples/write_access.rs
index bbb57ce1..08fe9632 100644
--- a/rust/mxl/src/samples/write_access.rs
+++ b/rust/mxl/src/samples/write_access.rs
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+// SPDX-License-Identifier: Apache-2.0
+
 use std::{marker::PhantomData, sync::Arc};
 
 use tracing::error;
diff --git a/rust/mxl/src/samples/writer.rs b/rust/mxl/src/samples/writer.rs
index 4c0193f5..f1e9ac37 100644
--- a/rust/mxl/src/samples/writer.rs
+++ b/rust/mxl/src/samples/writer.rs
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+// SPDX-License-Identifier: Apache-2.0
+
 use std::sync::Arc;
 
 use crate::{Error, Result, SamplesWriteAccess, instance::InstanceContext};
diff --git a/rust/mxl/src/tools.rs b/rust/mxl/src/tools.rs
index 312af218..156e6593 100644
--- a/rust/mxl/src/tools.rs
+++ b/rust/mxl/src/tools.rs
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+// SPDX-License-Identifier: Apache-2.0
+
 pub fn read_file(file_path: impl AsRef<std::path::Path>) -> Result<String, std::io::Error> {
     use std::io::Read;
 
diff --git a/rust/mxl/tests/basic_tests.rs b/rust/mxl/tests/basic_tests.rs
index 7242077c..544f8c0d 100644
--- a/rust/mxl/tests/basic_tests.rs
+++ b/rust/mxl/tests/basic_tests.rs
@@ -1,10 +1,13 @@
+// SPDX-FileCopyrightText: 2025 2025 Contributors to the Media eXchange Layer project.
+// SPDX-License-Identifier: Apache-2.0
+
 /// Tests of the basic low level synchronous API.
 ///
 /// The tests now require an MXL library of a specific name to be present in the system. This should
 /// change in the future. For now, feel free to just edit the path to your library.
 use std::time::Duration;
 
-use mxl::{MxlInstance, OwnedGrainData, OwnedSamplesData, config::get_mxf_so_path};
+use mxl::{MxlInstance, OwnedGrainData, OwnedSamplesData, config::get_mxl_so_path};
 use tracing::info;
 
 static LOG_ONCE: std::sync::Once = std::sync::Once::new();
@@ -32,7 +35,7 @@ fn setup_test(test: &str) -> mxl::MxlInstance {
             .init();
     });
 
-    let mxl_api = mxl::load_api(get_mxf_so_path()).unwrap();
+    let mxl_api = mxl::load_api(get_mxl_so_path()).unwrap();
     let domain = setup_empty_domain(test);
     mxl::MxlInstance::new(mxl_api, &domain, "").unwrap()
 }