- スピンオフ元 宇宙系TBS EndlessSpace
http://store.steampowered.com/app/208140/
http://g2g.amplitude-studios.com/Games/Endless-Space
http://wikiwiki.jp/endlessspace/
- EndlessSpaceの世界観の地上TBS EndlessLegend
http://store.steampowered.com/app/289130/
http://g2g.amplitude-studios.com/Games/Endless-Legend
http://wikiwiki.jp/endlesslegen/