| .system |
Vega Strike Virtual System File |
| .sgaa |
Aleph One Saved Game |
| .syb |
Syberia Game Data File |
| .sp2 |
Super Ball 2 Level File |
| .scene |
Antibody Level File |
| .sow |
Descent ARJ Archive |
| .stsg |
SuperTux Saved Game |
| .stwm |
SuperTux World Map File |
| .sww |
Anno Saved Game |
| .sc5 |
Chris Sawyer's Locomotion Scenario File |
| .srt0 |
Wii Texture Animation File |
| .smo |
Sumotori Dreams Arena File |
| .ssfsav |
Super Smash Flash Saved Game File |
| .srk |
Sub Rosa Client File |
| .sims3.bad |
The Sims 3 Failed Game Save File |
| .skein |
Skein XML File |
| .scn0 |
Wii Texture Animation File |
| .toc |
PSP Audio File |
| .trk |
CompeGPS Land Track File |
| .tor |
Star Wars: The Old Republic Asset File |
| .tdb |
Android Thumbnail Cache |
| .tpl |
Document Template |
| .tim |
The Incredible Machine Level |
| .tbm |
Toribash Mod File |