Alien Hominid is an independently developed run and gun video game developed by The Behemoth. The game was developed from a Flash game originally released on Newgrounds in August 2002. O3 Entertainment released the game for PlayStation 2 and GameCube in North America in 2004, whilst ZOO Digital Publishing released the game in Europe for PlayStation 2, Xbox, Mobile phones and Gizmondo in 2005. The Xbox version is not compatible with Xbox 360. A port for the Game Boy Advance, co-developed by Tuna Technologies, was also released in Europe in 2006. A high-definition version titled Alien Hominid HD was released for Xbox Live Arcade on February 28, 2007.