OpenTK

• OpenTK Site
• OpenTK GitHub
• OpenTK NuGet Package

Блоги

• OpenTK Blog
• Self Shadow
• Nathan Reed

Сообщества

• AMD GPUOpen
• ACM SIGGRAPH
• Khronos Group

OpenGL 4.6

• OpenGL Shading Language 4.6 Specification [PDF]
• OpenGL 4.6 Core Profile Specification [PDF]
• OpenGL 4.6 Compability Profile Specification [PDF]

GLTF

• glTF
• glTF PBR
• glTF 2.0 API Reference Guide [PDF]

Vulkan 1.4

• Vulkan 1.4 Specification