| splash | Splash Pro EX Video |
| sqj | AXIS Camera Explorer Video |
| srg | Atari Jaguar Cinepak Smooth-format RGB Video |
| srt | SubRip Subtitle Format |
| ssa | SubStation Alpha Subtitle |
| sst | Sonic Scenarist Subtitle |
| ssts | Stream SubText Script Subtitle |
| stj | STLabs Video Data |
| stl | EBU-STL Standard Subtitle File |
| stl | Spruce DVD Studio Pro Subtitle Data |
| stl | Win2020 Subtitle Data |
| str | Sony Playstation Video Stream |
| strg | E-Viewer Recorded Stream |
| sub | MicroDVD Subtitle Format File |
| sub | VobSub Subtitle |
| svi | Samsung Video File |
| svq3 | Sorenson Video v3 |
| tdt | AVCHD Thumbnail Data |
| tdx | D-TEG CCTV Video Information |
| theater | iMovie Theater Movie |
| thm | Panasonic HD Camcorder Thumbnail |
| thp | Gamecube THP Video |
| tid | AVCHD Thumbnail Index |
| tir | TibiaReplay Tibia Movie |
| tivo | TiVo DVR Video |
| tix | DivX Ticket |
| tlv | Plotwatcher Time Lapse Video |
| tmi | TCM-3 Encoded Video File |
| tms | ArcSoft ShowBiz Captured Video |
| tod | JVC Camcorder Video |
| tp | Beyond TV Transport Stream |
| tp0 | Homecast PVR TP0 Video |
| trec | Camtasia Studio v8.4 Recording |
| ts | MPEG-2 Transport Stream |
| ts4 | Technisat Digicorder HD Video |
