UFO: Alien Invasion
Video game
4.9/5 · SourceForge
9.1/10 · IndieDB
UFO: Alien Invasion is a strategy video game in which the player fights aliens that are trying to take control of the Earth. The game is heavily influenced by the X-COM series, especially X-COM: UFO Defense. Wikipedia
Developer: UFOAI Team
Engine: Quake II engine
Initial release date: November 15, 2006
Mode: Multiplayer video game
License: Freeware, GNU General Public License, and Apache License
Genre: Turn-based tactics