Browse free open source Real Time Strategy games and projects for Mac below. Use the toggles on the left to filter open source Real Time Strategy games by OS, license, language, programming language, and project status.
The forever free, ad-free and open source chess server
Arianne is an engine to develop multiplayer online games like Stendhal
Seven Kingdoms: Ancient Adversaries
A simple turn-based artillery game and also a real-time strategy game.
Endless Sky is a sandbox-style space exploration game
Real Time Strategy game engine supporting early Westwood classics
0 A.D. is a free, open-source, cross-platform real-time strategy game.
Open source clone of the Age of Empires II engine
Spring is a free RTS engine developed for Windows, Linux and Mac OS X.
Widelands is a free, open source real-time strategy game
Remake of the classic Caesar III game
Cross-platform, GPL reimplementation of the classic : Syndicate
Classic Dune. Modern Controls.
Modification for Age of Empires III
Europa Universalis 4 save game editor
Open source revival of the game Transarctica / Arctic Baron
God game: wage war from the stone age to the future