
F1 2008: All Cars from the 2008 Formula One Season. F1 2009: All Cars from the 2009 Formula One Season. Other than GT/Touring Cars, several open wheelers mods are also released. GTR2 Reborn: a full rework of the default physics and AI of GTR2, by the Independent Rebels Group (IRG). World Super GT: features 7 GT cars - Aston Martin DBR9, Aston Martin DBRS9, Ferrari F50 GT, Ferrari FXX, Maserati Trofeo Light, McLaren F1 GTR Longtail and Ultima GTR. V8 Supercars 2006: features V8 Supercars championship in Australia. Super GT GT500/GT300: features cars from Super GT since 2005, currently features all GT500 cars and partial GT300 cars in these seasons, mod released in separate category. SCC Prototype mod v2.41: Features Le Mans Prototypes such as the Zytek 045, the MG Lola EX257, and the Audi R8R. Power and Glory: features authentic GT racing from the 1960s and 1970s. FIA GT 1997: features most of the cars of FIA GT's inaugural season. There have been several user community mods released to the public:
This has led to a large community of players who create new vehicles and tracks to race with.
One of the reasons GTR2 has been so popular is the ability to create custom content for the game.