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.
RTS game with the theme of Strategy by Design
0 A.D. is a free, open-source, cross-platform real-time strategy game.
Arianne is an engine to develop multiplayer online games like Stendhal
Real Time Strategy game engine supporting early Westwood classics
Dune II strategy and city building on Arrakis
Seven Kingdoms: Ancient Adversaries
Remake of the classic Caesar III game
A simple turn-based artillery game and also a real-time strategy game.
The forever free, ad-free and open source chess server
Endless Sky is a sandbox-style space exploration game
Spring is a free RTS engine developed for Windows, Linux and Mac OS X.
Classic Dune. Modern Controls.
Open source clone of the Age of Empires II engine
Widelands is a free, open source real-time strategy game
God game: wage war from the stone age to the future
Cross-platform, GPL reimplementation of the classic : Syndicate
An enhanced version of 7K:AA (Seven Kingdoms: Ancient Adversaries).
Modification for Age of Empires III
Open source FPS/RTS Game
Open source revival of the game Transarctica / Arctic Baron