- Home: https://www.freeorion.org/index.php/Main_Page, https://sourceforge.net/projects/freeorion/
- Media: https://en.wikipedia.org/wiki/Master_of_Orion#External_links
- Inspiration: Master of Orion, Master of Orion 2
- State: beta
- Download: https://www.freeorion.org/index.php/Download
- Keyword: remake, strategy, content open, space, turn-based
- Code repository: https://github.com/freeorion/freeorion.git (@created 2015, @stars 694, @forks 151), https://svn.code.sf.net/p/freeorion/code (svn)
- Code language: C++, Python
- Code license: GPL-2.0
- Code dependency: Boost, FreeType, libvorbis, Ogg, OpenAL, OpenGL, PyLab, SDL, zlib
- Assets license: CC-BY-SA
- Developer: agrrr3, Alexander Kuehn, alleryn, Andrey, aschuch247, Captain-HM, Daria, David CARLIER, dbenage-cx, Deepsloth, Dilvish, Dmitry Tsarevich, eleazzaar, Geoff, Geoff Topping, Grummel7, Isaac Supeene, isupeene, Jonathan Siwek, LGM-Doyle, Marcel Metz, Mark Saward, Markus Sinner, Mat Bowles, MatGB, Mathias Koehler, mel-odious, memem359, Michael Courtney, Miron Moderau, Mitten-O, Morlic-fo, Nagilum23, O01eg, Oberlus, Ouaz, PaddiLu, Peter WONG, Rob Gill, Roberto Sánchez, Sergey Alirzaev, sevu, Shmuale Mark, st-pa-fo, swaqvalley, Szunti, TheSilentOne1, Timothée Ravier, V-ktor, Vezzra, Viktor, Vincent Legoll, Voker57, vperus, Zach Laine
- Build system: CMake