DFF

Model files in Grand Theft Auto games since GTA3 have used the .dff extension. They are just one of a number of RenderWare binary stream files, used by Rockstar North on PC, Xbox and PS2 GTAs. Various tools and scripts can be used for a variety of 3D modelling programs in order to edit or create models for use in GTA games.

Tools and Scripts

• ZModeler 2
• 3DSMax/Gmax import/export
• Blender import/export
• LightWave export
• Dextool (2dfx export from 3DSMax)

External Links

• RWAnalyze by Steve M, may be used to obtain a detailed visualization and analyzation of the contents of RenderWare binary stream files.
• Original DFF format description by KCow
• RW Analyze discussion thread on GTAForums with lots of format descriptions
• Official RenderWare Site