GemRB is a portable open-source implementation of the Infinity Engine
Arianne is an engine to develop multiplayer online games like Stendhal
XMLTV obtains and processes TV listings data
4X Space Strategy Game
A very richly featured implementation of the Sokoban puzzle game
C-evo Distant Horizon; Empire Building Game
Combat Flight Simulator for LINUX. WW2. Network and VOIP. Open-source.
The Sokoban game implemented in Java.
The ultimate cataloguer
A 2D scrolling platform shooter, inspired by Duke Nukem 1
Cooperative multiplayer graphical RPG and adventure game
GLScene Engine for Delphi & C++Builder VCL Windows 32/64
WW2 U-boat simulation