The best open source alternative to StarCraft is 0 A.D.. If that doesn't suit you, our users have ranked more than 25 alternatives to StarCraft and 11 is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to StarCraft are Warzone 2100, Widelands, Beyond All Reason and Zero-K.
Free, open-source real-time strategy game focusing on ancient warfare spanning 500 B.C. to 500 A.D., offering 3D graphics, city building, economy management, a variety of civilizations, cross-platform support, multiplayer options, and extensive modding features.
Join "The Project" to restore humanity's synaptic-link technology after nuclear war has devastated Earth, rendering it a Warzone 2100.
Widelands is a free, open source real-time strategy game with singleplayer campaigns and a multiplayer mode. The game was inspired by Settlers II™ (© Bluebyte) but has significantly more variety and depth to it. Still, it is easy to get started through playable tutorials.
The Total Annihilation Inspired RTS you've been waiting for is coming.
Do you want epic battles?
Do you want breathtakingly gigantic scenes of glorious destruction and heart-pounding action?
The graphics on this game are amazing, especially given the infinite scalability.
Giant battles? Why, Yes! Why fight a war with subtlety when you can send.
CaesarIA is an open source remake of Caesar III game released by Impressions Games in 1998, it aims to expand the possibilities of the classical city-building simulators and to add new features showing the city life. Now the game work with Windows, Linux, Mac, Haiku and Android.
Dune Legacy is an effort by a handful of developers to revitalize the first-ever real-time strategy game. Based from Dune II
Evolution RTS is a free an Open Source RTS game designed using the Spring Engine. It is continually developed and receives updates often.
Annex: Conquer the World is a indie real time strategy game. Play as one of four factions, over 30 tech trees, original maps, and tileset.
Globulation 2 is an innovative Real-Time Strategy (RTS) game which reduces micro-management by automatically assigning tasks to units.
United States
Australia
By players & for players. Active and passionate community constantly improving the game and adding new things regularly.