Open source clone of the Age of Empires II engine
RTSish Game Engine
0 A.D. is a free, open-source, cross-platform real-time strategy game.
Open source FPS/RTS Game
Spring is a free RTS engine developed for Windows, Linux and Mac OS X.
Fly around an island casting spells, summon monsters, collect mana, a
Clone of Urban Assault with new Graphics.
starcraft clone game
Classic Dune. Modern Controls.
Short maths subtraction puzzle game For intelligent mathematicians.
A mobile tower 3D tower defense/defend the flag game
A free engine for C&C Tiberian Dawn
Cross platform 2D game creation framework with Python bindings
RTS RPG hybrid game with realistic army and combat management.
City-building game that will contain the best parts of SimCity.