| .sbg |
SBaGen Binaural Beat File |
| .s3z |
Compressed Scream Tracker 3 Module |
| .sd2f |
Sound Designer 2 File |
| .sdoc |
Samsung Notes proprietary file |
| .sfap0 |
Sound Forge Pro Audio Proxy File |
| .sf |
Minecraft JAR Signature File |
| .svq |
Roland Sequencer File |
| .s16 |
Digital Voice Recorder Audio File |
| .sabl |
Call of Duty: Black Ops II Sound Archive |
| .st3 |
Star 3 MIDI Karaoke File |
| .sw |
Signed Word Audio File |
| .seg |
Eragon Audio File |
| .sdii |
Sound Designer 2 Audio File |
| .swav |
Nintendo DS Audio File |
| .snsf |
Super NES Sound Format File |
| .toc |
PSP Audio File |
| .trak |
Traktor Content Pack File |
| .txw |
Yamaha TX16W Audio File |
| .td0 |
Akai Teledisk Sound Library |
| .tta |
True Audio File |
| .tg |
TuxGuitar Document |
| .tak |
TAK 2000 Thermal Model File |
| .tsp |
Digital TV DVR Recording |
| .thx |
Amiga THX Tracker Music File |