| ftm | FamiTracker Music |
| fuzz | Fuzzac Packer Module |
| fuzza | Fuzzac Packer Module |
| fuzzak | Fuzzac Packer Module |
| fxm | Fuxoft AY Audio Data |
| fzb | Casio FZ-1 Bank Dump |
| fzf | Casio FZ-1 Full Dump |
| fzv | Casio FZ-1 Voice Dump |
| g18 | Recomposer MIDI Sequence |
| g36 | Recomposer MIDI Sequence |
| g5l | Roland GR-55 Patch |
| g5p | Zoom G5 Patch |
| g721 | G.721 Audio Data |
| g722 | G.722 Wideband Audio Data |
| g723 | G.723 Audio File |
| g723-3 | G.723 Audio File |
| g723-5 | G.723 Audio File |
| g726 | G.726 Audio Data |
| g726-2 | G.726 RAW 2-bit Audio Data |
| g726-3 | G.726 RAW 3-bit ADPCM Audio Data |
| g726-4 | G.726 RAW 4-bit ADPCM Audio Data |
| g726-5 | G.726 RAW 5-bit ADPCM Audio Data |
| gbf | Nintendo Gameboy Advance Audio Data |
| gbs | Nintendo Gameboy Audio Data |
| gi! | Tascam Gigastudio Compressed Instrument |
| gig | GigaStudio Audio Data |
| gig | Tascam Gigastudio Instrument |
| gio | Adagio Score Language Data |
| gjm | MultitrackStudio 16bit Mono Compressed Audio |
| gjs | MultitrackStudio 16bit Stereo Compressed Audio |
| glos | Native Instruments Absynth 3 Patch |
| glue | GlueMon Music Module |
| gmc | Game Music Creator Music |
| gog | Drumagog Sample Library |
| gpbank | Guitar Pro Sound Bank |
