| Abbreviation | Definition |
|---|---|
| WS1 | WordStar for Windows 1 Text document |
| WS2 | WordStar for Windows 2 or WordStar 2000 Text document |
| WS3 | WordStar for Windows 3 Text document |
| WS4 | WordStar for Windows 4 Text document |
| WS5 | WordStar for Windows 5 Text document |
| WS6 | WordStar for Windows 6 Text document |
| WS7 | WordStar for Windows 7 Text document |
| WSC | RIO Designer Pro SCene file |
| WSD | WordStar Document |
| WSF | Windows Script File |
| WSP | Fortran PowerStation Workspace |
| WSQ | Wavelet-packet Scalar Quantization Format |
| WSRC | X- Wais source |
| WST | WordStar Text document |
| WSW | WebSite-Watcher Bookmark File |
| WSWBAK | WebSite-Watcher Backup Bookmark File |
| WSX | WinMX Protocol List |
| WSZ | Winamp Skin Zip |
| WSZ | WinAmp Skin Zip File |
| WTK | WinTalk URL address of person to talk to |