Games similar to Zandronum include Xonotic, which is free and open source. Other options are Quake, Doom, AssaultCube and UZDoom. There's no shortage of First-Person Shooters like Zandronum, with more than 50 alternatives for Windows, Linux, Mac, the web and Android.
Risen3D is an advanced Doom port by Graham Jackson based on Jaakko Keranen's Doomsday port. Risen3D should be used as a stand alone port as it does not require any of the Doomsday binaries.
TibiaME is the first massively multiplayer online role-playing game for mobile phones. Come together with hundreds of players and experience adventures in a colourful virtual world! Along with your friends you explore the mysterious land of TibiaME, fight your way through hordes...
Germany
EU
HateArena is a (very) fast-paced multiplayer and single-player arena shooter. Wall-jumping, shotgun-boosting arena combat built on the Cube engine.
Odamex is a free, cross-platform modification of the Doom engine. A copy of Doom, Doom II, Freedoom or Chex Quest is recommended to play it.
United States
Shoot'Em Down and Shoot'Em Down II are two first person shooter games adjusted to the death-match style. Four player teams fight against 4-6 player opposing teams.
