Widelands is a free, open source real-time strategy game
Open source clone of the Age of Empires II engine
RTS game with the theme of Strategy by Design
0 A.D. is a free, open-source, cross-platform real-time strategy game.
Seven Kingdoms: Ancient Adversaries
Europa Universalis 4 save game editor
Cross-platform, GPL reimplementation of the classic : Syndicate
A free 3d game for PC that does not limit the player. Fight,Build,Gain
Real-time Strategy
Open source FPS/RTS Game
An enhanced version of 7K:AA (Seven Kingdoms: Ancient Adversaries).
Mech Station Beta - Tower Defense like Game
Cross-platform real-time strategy game (3D)
Spring is a free RTS engine developed for Windows, Linux and Mac OS X.
WeComeInPeace is a simple RTS game that aims towards multiplayer
God game: wage war from the stone age to the future
Fast and robust map analyser for Brood War.
A snarky 2D management game about building and running a dungeon.
Remake of the classic Caesar III game
An online multiplayer tactical warfare game for fast action combat!