0 A.D. is a free, open-source, cross-platform real-time strategy game.
An Ubuntu Linux-based OS that aims to end user.
2D Game Engine
ZED OS the clone of Windows XP
3D urban environment renderer : browser-app ; as well as a GTA clone
gMol molecular graphics
TurboSphere is an easy to learn and powerful JS based game engine.
Webgl Engine
SuperWikia: The Runtime/Realtime Environment for Codesmiths