Open source HTML5 game framework that offers WebGL and Canvas
Open source library for creative expression on the web, desktop, etc.
Game engine supporting many 3D/2D formats and graphic effects
2D Game Engine
C/C++ , PHP, PYTHON, 3D ENGINES, CHROME NATIVE CLIENT
3D .NET engine for Windows, Linux, Mac
Educational framework for OpenGLES, OpenCL and OpenAL
3D Game engine
C-Lesh is a game programming language for 2D games.