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An open-source implementation of the Red Alert engine using .NET/mono and OpenGL. Runs on Windows, Linux and OSX. Grab the latest at Bugs at

branch: master


A Libre/Free Real Time Strategy game engine supporting early Westwood classics.

Please read the FAQ in our Wiki and report problems at

Join the Forums for discussion.


Distributed mods include a reimagining of

  • Command & Conquer: Red Alert
  • Command & Conquer: Tiberian Dawn
  • Dune 2000 (experimental)

Check our Playing the Game Guide to win multiplayer matches.


  • Please read INSTALL and Compiling on how to set up an OpenRA development environment.
  • Read HACKING for an overview of the engine.
  • To get your patches merged please adhere to the Contributing guidelines.
  • Some insights on the upcoming Translation framework.


  • We offer a Mapping Tutorial as you can change gameplay drastically with custom maps.
  • If you want to share custom maps, mini-games and units with the community upload them at



  • Sponsor a mirror server if you have some bandwidth to spare (ask in IRC).
  • You can immediately set up a Dedicated Game Server.
  • Fund development by creating Bounties on specific tasks.
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