Perl bindings to the Modern OpenGL API
Utility application to obtain data about your OpenGL implementation.
A 3d rendering framework
PHIGS (Programmer's Hierarchical Interactive Graphics System)
an interactive 3D viewing program
3D game engine for C and C++
Multi-Language Wrapper Collection for the Irrlicht Engine
Free vector,quaternion,matrix math library
Megalui: 2D/3D OpenGL & C/C++ Library for Scientific Visualizations
An OpenGL sample application
A 3D rendering / entity engine