Open Source MMORPG Framework
Experimental PlayStation Vita emulator
Chess Database and PGN viewer
FlightGear Flight Simulator: free open-source multiplatform flight sim
Colonize the New World.
Opengate is a Jumpgate remake
A planetarium software that shows a 3D simulation of the night sky
A fun realistic multiplayer free-and-open-source first-person-shooter!
LEDSpicer a LED Animator and Controller for Linux
GameServer is a sophisticated, game server designed for online games
Skin changer for League of Legends (LOL)
turn-based wargame/simulator
VenenuX's development and software contender
Retro Games in Gym
An OpenGL client-server game
Chess Database Application
Frontend for arcade and console emulators like mame and nestopia.
scriptable game engine with built-in support for 2D graphics and sound
3D video music media player lyrics subtitles etc...
Harp Character Suite
Massive Multiplayer Online Wargame Leveraging the Internet
starrydb is game server engine
IRB is a game creation toolkit