Opensource Created Custom Viewers For Virtual Worlds like SecondLife.
A book reader for Nintendo DS
A mapping tool for text-based games like text adventures, MUDs, etc.
Advanced rhythm game for Windows, Linux and OS X
evolution for vegastrike SpaceSim/Combat/Trade game
3D Game engine
A cross-platform OpenGL based lightweight scenegraph library
A (very) shitty OpenGL remake of MS-Paint
Cross-platform 2D game engine