| Abbreviation | Definition |
|---|---|
| WPT | WordPerfect Template |
| WPW | Novel PerfectWorks Document |
| WPX | Adobe Printer Information File |
| WQ! | Quattro Pro Compressed spreadsheet |
| WQ1 | Quattro Pro DOS Spreadsheet |
| WQ2 | Quattro Pro 5 DOS Spreadsheet |
| WQIF | Windows Quiz Import Format |
| WQY | WebIntelligence Reports |
| WR1 | Lotus Symphony Spreadsheet |
| WRD | Charisma Template |
| WRD | Psion Series 3 Text document |
| WRI | Windows Write Text document |
| WRK | Lotus Symphony Workbook Spreadsheet |
| WRL | VRML worlds 3D virtual reality object |
| WRP | Warp Compressed Amiga file archive |
| WRS | WordPerfect for Windows - Windows Resource |
| WRT | World Record Thread |
| WRZ | VRML worlds |
| WS | APL Worksheet |
| WS | WordStar 5.0-6.0 Text document |