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FreeOrion is a free, open source, turn-based space empire and galactic conquest (4X) computer game being designed and built by the FreeOrion project. FreeOrion is inspired by the tradition of the Master of Orion games, but is not a clone or remake of that series or any other game.

Download FreeOrion v0.3.17 for Windows XP, Vista, or 7; or Mac OSX 10.6.
Download FreeOrion v0.3.15 statically linked for Linux.

Community Forums – irc.freenode.net #freeorion Introduction Introduction – Screenshots – Videos – License FAQ – Philosophy – Vision Statement Playing FreeOrion Download – Support – System Requirements Quick Play Guide – Multiplayer Project Overview and Contributing How to Help – Project Roadmap – Compile – Recent Development Activity Design Documents – Reporting Bugs Donations Misc Space Strategy Games – Media Coverage

Latest News: FreeOrion 0.4.7.1 has been released. This is a bugfix release. Windows and OSX installers are available on SourceForge and on GitHub. Linux users will need to build from source, or acquire from your distribution if available. Source tarballs are available from GitHub (please use the source tarball file with version and build number in the filename, not the links automatically created by GitHub). See the Compile page for more instructions. See this post for release notes. Vezzra 18:30, 10 September 2017 (UTC) Release candidate builds of FreeOrion 0.4.7.1 are available on SourceForge and GitHubfor Windows and Mac OSX. Testing and feedback on the forums for these candidates are appreciated. Vezzra 17:30, 24 August 2017 (UTC) FreeOrion 0.4.7 has been released. Windows and OSX installers are available on SourceForge and on GitHub. Linux users will need to build from source, or acquire from your distribution if available. Source tarballs are available from GitHub (please use the source tarball file with version and build number in the filename, not the links automatically created by GitHub). See the Compile page for more instructions. See this post for release notes. Vezzra 20:40, 1 May 2017 (UTC) Release candidate builds of FreeOrion 0.4.7 are available on SourceForge and GitHubfor Windows and Mac OSX. Testing and feedback on the forums for these candidates are appreciated. Vezzra 15:55, 13 April 2017 (UTC) more news...