.USF File Extension

Music format used by Nintendo 64 (N64) games; stores the soundtrack of N64 video games; may also contain an SR64 ROM image and recent save state.

USF files are often saved in sets that include several .MINIUSF files and a single .USFLIB file.

Skin file used by EVGA Precision X, a program used for overclocking GPUs; stores graphics and layout information that alter the appearance of the application's GUI; allows users to customize the look and feel of the interface.