Widelands provides an open source real-time strategy game for players.
Open source
24 alternativesOpen Ra
OpenRA is an open source real-time strategy engine for early Westwood games such as Command & Conquer: Red Alert.
About Open Ra
OpenRA is an open-source real-time strategy game engine that reimplements early Westwood Studios titles including Command & Conquer: Red Alert, Command & Conquer: Tiberian Dawn, and Dune 2000. It is written in C# using SDL and OpenGL, and runs on Windows, Linux, *BSD, and Mac OS X, distributed under the GPL-3.0 license. The project includes support for custom mods, user-created maps, dedicated game servers, and a Lua API for scripted missions, with community resources such as a mod SDK, mapping tutorial, and public mod upload platform.
Key features
- Reimplements early Westwood RTS titles including Red Alert, Tiberian Dawn, Dune 2000
- Cross-platform support for Windows, Linux, *BSD, and Mac OS X
- Built-in support for custom mods and user-created maps
- Includes Lua API for scripted mission creation
- Supports dedicated game server hosting
- Provides free mod SDK and mapping tutorial
Best for: Fans of early Westwood RTS titles, as well as modders and mappers creating custom real-time strategy content.
Good for
- Open-source under GPL-3.0 license, permitting free use and modification
- Cross-platform compatibility across Windows, Linux, *BSD, and Mac OS X
- Community resources including mod SDK, mapping tutorial, and public mod upload platform
Watch out for
- Not endorsed or supported by EA, the original rights holder for most supported game franchises
- Official engine hacking documentation is marked as very outdated
Open Ra at a glance
- Website
- github.com/OpenRA/OpenRA
- Category
- Gaming › Mods & Fan Projects
- Type
- Open-source project
- Pricing
- Not confirmed. Check the site
- Platforms
- Linux, macOS, Windows
- Open source
- Yes · Source code
- Language
- English
- Last checked
- Oct 6, 2026 · Online when checked
- Listed
- Oct 5, 2026
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Open Ra FAQ
What classic Westwood games are supported by OpenRA?
It supports Command & Conquer: Red Alert, Command & Conquer: Tiberian Dawn, and Dune 2000.
Which operating systems can run OpenRA?
It runs on Windows, Linux, *BSD, and Mac OS X.
Is OpenRA free to use and modify?
Yes, it is open-source software distributed under the GPL-3.0 license.
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