Vulkan loader and validation layers
The Official Khronos WebGL Repository
WebGL Conformance Submissions
Khronos reference front-end for GLSL and ESSL, and sample SPIR-V generator
glTF - the runtime asset format for WebGL, OpenGL ES, and OpenGL.
SPIRV-Cross is a practical tool and library for performing reflection on SPIR-V and disassembling SPIR-V back to high level languages.
OpenGL, OpenGL ES, and OpenGL ES-SC API and Extension Registry
The Vulkan API Specification and related tools
Backing store for www.khronos.org/registry/vulkan, populated from other Vulkan repositories to publish specs, ref pages, etc. which can't be served directly out of github.
OpenGL and OpenGL ES reference page sources, and generated HTML used as backing store for khronos.org
Khronos Vulkan, OpenGL, and OpenGL ES Conformance Tests
EGL API and Extension Registry
OpenVX API and Extension Registry.
Proposals for the design of the WebGL Next API.
OpenCL API and Extension Registry.
Open-Source Vulkan C++ API
COLLADA to glTF converter
Khronos.org website pages welcome to be updated by the community.
glTF Sample Models
Vulkan sample code
Tool to validate glTF assets.
OpenGL and OpenGL ES Shading Language Issue Tracker
OpenGL and OpenGL ES API Issue Tracker
KhronosGroup pages on Github
Open Source Parallel STL implementation