Highly Optimized Graphics Math (glm) for C
Cross-Platform C++ 2D/3D game engine
The Open Toolkit library is a fast, low-level C# wrapper for OpenGL
Android OpenGL 2.0 application to view 3D models
3D Procedural Game Engine Using OpenGL
scene-oriented, flexible 3D engine (C++, Python, C#, Java)
Voxel game engine in C++ with OpenGL
aka ogre v2 - scene-oriented, flexible 3D C++ engine
OBS Linux Vulkan/OpenGL game capture
A shield for the Arduino Mega that can back up video game cartridges
The flexible game engine
Gideros Release version
A Java math library for OpenGL rendering calculations
Simple and light-weight 3D game engine
Avogadro libraries provide 3D rendering, visualization, and analysis
Open 3D Engine (O3DE) is an Apache 2.0-licensed multi-platform 3D
Solar2D Game Engine main repository (ex Corona SDK)
A game engine powered by python and panda3d
Stride (formerly Xenko), a free and open-source cross-platform C# game
Open source software calculating industrial noise in the environment
Flax Engine, multi-platform 3D game engine
Desktop/Android/HTML5/iOS Java game development framework
An implementation of OpenGL 3.x-ish in clean C
Lightweight, high-performance HTML renderer for game developers