This is an official Multi Theft Auto group on the Steam Community. What is Multi Theft Auto? Multi Theft Auto (MTA) is an open-source software project that adds full on-line gaming support to Rockstar North's Grand Theft Auto: San Andreas PC game, in which this functionality is not originally found. It is the first open-source modification that adds a highly customizable network play element. If you've played Grand Theft Auto online in the past, you'll know that the accuracy of the reproduction of other player's actions often leaves a lot to be desired. This is a hard thing to get perfect, but Multi Theft Auto has the best GTA synchronization out there and it's getting better all the time! Want to shoot someone's limbs one by one? mta san andreas free download - San Andreas Multiplayer, Grand Theft Auto: San Andreas Multi Theft Auto mod, Everything about GTA San Andreas, and many more programs. Multi Theft Auto (MTA) is an open-source software project that adds to Rockstar North's Grand Theft Auto: San Andreas PC game, in which. MTA Project. Vote: 1 2 3 4 5. (). Free download. Multi Theft Auto: San Andreas is a fan-made modification that adds online multiplayer to the PC version of "Grand Theft Auto: San Andreas." When it was released for the PC in , "San. Scripting - Resources - Support for MTA:SA 1.x - Ban appeals - News.