A cross-platform game framework based on OpenGL and GObject.
3D game engine for C and C++
A program that can be used to generate normal maps from images .
Pear3DEngine is a modern and modular 3D development framework
Real-time 3D visualization of space
https://github.com/horde3d/Horde3D
Multi-Language Wrapper Collection for the Irrlicht Engine
PixelLight is a cross-platform application framework
Megalui: 2D/3D OpenGL & C/C++ Library for Scientific Visualizations
Game engine supporting many 3D/2D formats and graphic effects