A strategy game with a high fantasy theme
GEDKeeper - opensource and crossplatform genealogy management program
Enigma is a puzzle game
INSTEAD - Simple Text Adventure Interpreter.
Cross-platform real-time strategy game (3D)
An isometric arcade-style game of skill, puzzles and exploration
Tools for Super Tux Kart server operators
3D puzzle game based on Kula World and Cubosphere
Easily create custom key bind files for "City of Heroes: Homecoming"
2D Open Source MMORPG
Spring is a free RTS engine developed for Windows, Linux and Mac OS X.
2d turret shooter
RTSish Game Engine
Pioneer, a space adventure game in the 31st Century Milky Way galaxy
Oblige is a random level generator for classic FPS games
3D-Accelerated open-source DOOM engine