AssaultCube is a shooter game released in 2013 designed and developed by Rabid Viper Productions. AssaultCube can be described as a free, open source game and can be played on the following operating systems: Windows, Linux, Mac OSX. AssaultCube is also a multiplayer game. AssaultCube is part of the Cube series.
“AssaultCube is a FREE, multiplayer, first-person shooter game, based on the CUBE engine. Taking place in realistic environments, with fast, arcade gameplay, it's addictive and fun!” - Rabid Viper Productions