The 4x4 Evolution Revival Project, is a project dedicated to the modification, maintenance, and continued support of the 4x4 Evolution series of games. 4x4 Evolution was among the most open racing games ever released, with a Gran Turismo style career mode, online multiplayer, licensed trucks, a track editor, and open support for custom trucks/files out of the box. Among the restoration of online service to the game, it also provides many updates/fixes to the game. While adding some support for it's predecessor Monster Truck Madness.