diff --git a/.github/workflows/reuse-compliance.yml b/.github/workflows/reuse-compliance.yml
new file mode 100644
index 0000000..36e778f
--- /dev/null
+++ b/.github/workflows/reuse-compliance.yml
@@ -0,0 +1,15 @@
+# SPDX-FileCopyrightText: 2026 The Khronos Group Inc.
+# SPDX-License-Identifier: Apache-2.0
+---
+name: REUSE Compliance Check
+on: [push, pull_request]
+permissions:
+  contents: read
+jobs:
+  reuse-compliance-check:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v5
+      - name: REUSE Compliance Check
+        uses: fsfe/reuse-action@v6
diff --git a/.reuse/dep5 b/.reuse/dep5
deleted file mode 100644
index d6f2717..0000000
--- a/.reuse/dep5
+++ /dev/null
@@ -1,27 +0,0 @@
-Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
-Upstream-Name: GLSL
-Source: https://github.com/KhronosGroup/GLSL
-
-Files: images/*.svg images/*.odg config/*/docinfo-header.html
-Copyright: 2008-2024 The Khronos Group Inc.
-License: CC-BY-4.0
-
-Files: katex/*
-Copyright: 2013-2019 Khan Academy and other contributors
-License: MIT
-
-Files: config/khronos.css
-Copyright: 2013 Dan Allen
-License: MIT
-
-Files: config/fonts/*
-Copyright: 2019 M+ Fonts Project
-License: LicenseRef-MPLUS
-
-Files: config/copyright-spec.adoc
-Copyright: 2014-2024 The Khronos Group Inc
-License: LicenseRef-KhronosSpecCopyright
-
-Files: extensions/*/*.txt extensions/extension_headers/*.glsl
-Copyright: Various dates, various Khronos Members
-License: LicenseRef-Proprietary
diff --git a/CONTRIBUTING.adoc b/CONTRIBUTING.adoc
new file mode 100644
index 0000000..ec60c41
--- /dev/null
+++ b/CONTRIBUTING.adoc
@@ -0,0 +1,23 @@
+// Copyright 2026 The Khronos Group Inc.
+// SPDX-License-Identifier: CC-BY-4.0
+
+= Contributing
+
+Contributions to the GLSL repository are welcome.
+
+== Contributor License Agreement (CLA)
+
+When you propose a pull request on this repository you must execute a
+Contributor License Agreement, to confirm you own your work and are granting
+Khronos the necessary permissions to redistribute it under our licenses.
+
+== AI-Assisted Contributions
+
+By submitting a Contribution to this repository, you additionally represent 
+that, to the extent any of Your Contributions were developed with the 
+assistance of artificial intelligence tools or AI-generated code, You have 
+exercised sufficient review, judgment, and creative direction over such tools 
+and resulting material to reasonably consider it Your original creation, and 
+You are not aware of any third-party license, intellectual property claim, or 
+other restriction arising from such use that is associated with any part of 
+Your Contribution or use thereof.
\ No newline at end of file
diff --git a/LICENSES/LicenseRef-mplus.txt b/LICENSES/LicenseRef-mplus.txt
new file mode 100644
index 0000000..b53b622
--- /dev/null
+++ b/LICENSES/LicenseRef-mplus.txt
@@ -0,0 +1,3 @@
+These fonts are free software. Unlimited permission is granted to use, copy, and
+distribute them, with or without modification, either commercially or
+noncommercially. THESE FONTS ARE PROVIDED "AS IS" WITHOUT WARRANTY.
\ No newline at end of file
diff --git a/REUSE.toml b/REUSE.toml
new file mode 100644
index 0000000..cda084a
--- /dev/null
+++ b/REUSE.toml
@@ -0,0 +1,39 @@
+version = 1
+SPDX-PackageName = "GLSL"
+SPDX-PackageDownloadLocation = "https://github.com/KhronosGroup/GLSL"
+
+[[annotations]]
+path = ["images/**.svg", "images/**.odg", "config/**/docinfo-header.html", ".gitignore"]
+precedence = "aggregate"
+SPDX-FileCopyrightText = "2008-2024 The Khronos Group Inc."
+SPDX-License-Identifier = "CC-BY-4.0"
+
+[[annotations]]
+path = "katex/**"
+precedence = "aggregate"
+SPDX-FileCopyrightText = "2013-2019 Khan Academy and other contributors"
+SPDX-License-Identifier = "MIT"
+
+[[annotations]]
+path = "config/khronos.css"
+precedence = "aggregate"
+SPDX-FileCopyrightText = "2013 Dan Allen"
+SPDX-License-Identifier = "MIT"
+
+[[annotations]]
+path = "config/fonts/**"
+precedence = "aggregate"
+SPDX-FileCopyrightText = "2019 M+ Fonts Project"
+SPDX-License-Identifier = "LicenseRef-mplus"
+
+[[annotations]]
+path = "config/copyright-spec.adoc"
+precedence = "aggregate"
+SPDX-FileCopyrightText = "2014-2024 The Khronos Group Inc"
+SPDX-License-Identifier = "LicenseRef-KhronosSpecCopyright"
+
+[[annotations]]
+path = ["extensions/**/**.txt", "extensions/extension_headers/**.glsl"]
+precedence = "aggregate"
+SPDX-FileCopyrightText = "Various dates, various Khronos Members"
+SPDX-License-Identifier = "LicenseRef-Proprietary"