Rock, Paper, Scissors is a hand game.
Write programs in assembly that battle each other in Corewar
A fast-paced free software rally racing game
BattleTech MUX Client
Open source revival of the game Transarctica / Arctic Baron
Open RealStrategyGameLibrary (Engine)
3D urban environment renderer : browser-app ; as well as a GTA clone
Battlefleet - Naval warfare at the turn of the century: 1895 - 1905
Power tools for creating Stunts track maps.
View, edit, paint on and create Minecraft map items
Free-roaming 3D racing game featuring advanced terrain rendering
A Minecraft Worldsave Platform of a Replica of Beijing 1845C.E
Vehicle simulation with freedom of movement on large map (5x5km).
Python+Pygame robot simulator 2D
remake of the classic STUNTS game, but more realistic; more like GTA 3
Megalui: 2D/3D OpenGL & C/C++ Library for Scientific Visualizations
Space Exploration Game