0 A.D. is a free, open-source, cross-platform real-time strategy game.
Combat Flight Simulator for LINUX. WW2. Network and VOIP. Open-source.
A free 3d game for PC that does not limit the player. Fight,Build,Gain
Crossfire RPG Game Weather Patch -- Now a branch on the official repo!
Star Trek Web browser game
Advanced Wasteland mission using ACE for Arma II
Wizard of wor HTML5 remake.
Open Source Virtual World and MMOG Development Platform
Space Exploration Game