Grand Theft Auto Software

OpenRW is an open source re-implementation of Rockstar Games' Grand Theft Auto III, a classic 3D action game first published in 2001.

Multi Theft Auto is a game engine that adds full network multiplayer functionality to Rockstar North's Grand Theft Auto game series, in which this functionality is not originally found.

GGMM is the first program created for GTAGarage, it packages and installs car packages for easy distribution for all 3D gta games (except GTA4).

a hugely popular extensible plugin for the Grand Theft Auto games series by Rockstar Games, allowing the use of thousands of unique mods which change or expand the gameplay. There are different versions of CLEO made for GTA III, GTA Vice City and GTA San Andreas.

Site dedicated to Grand Theft Auto V modifications and tools.