Rigs of Rods Multiplayer server
A visual editing environment for Sims3 JAZZ resources.
Open-source first-person RPG with procedurally generated elements
A cocos2d iphone game written in objective c.
A botting library written in C#, and using the .NET framework.
A highly modifiable particle-simulation sandbox game
SSEVM Simulator
The Mac porting of RoR!
Erosion simulation game