Below is a listing of each of the different file extensions that begin with the letter 'W'. If you're looking for a file extension that begins with something else click on one of the below links.
| W |
| .WAB | Microsoft Outlook Express personal address book. |
| .WAD | File first found in IdSoftware games such as DOOM, Quake, as well as most new games similar to these. |
| .WAL | Quake 2 textures. |
| .WAV | Sound files in Windows open and played with sound recorder. |
| .WB1 | Quattro Pro Notebook |
| .WB2 | Quattro Pro Spreadsheet |
| .WBF | Microsoft Windows Batch File |
| .WBK | Wordperfect document / workbook |
| .WBMP | WAP bitmap file. |
| .WBT | Winbatch batch file |
| .WCD | Wordperfect macro token list |
| .WCM | Microsoft Works data transmission file / Wordperfect Macro |
| .WCP | Wordperfect product information description |
| .WDB | Microsoft Works database |
| .WEB | Web source code file |
| .WFM | dBASE Form object |
| .WFN | CorelDRAW font |
| .WFX | Winfax data file |
| .WG1 | Lotus 1-2-3 worksheet |
| .WG2 | Lotus 1-2-3 for OS/2 worksheet |
| .WID | Ventura publisher width table |
| .WIN | Foxpro - dBASE window file |
| .WIZ | Microsoft Publisher page wizard |
| .WK1 | Lotus 1-2-3 all versions / LotusWorks spreadsheet. |
| .WK3 | Lotus 1-2-3 for Windows /Lotus 1-2-3 Rel.3. |
| .WKS | Lotus 1-2-3 Rel lA,2.0,2.01, also file used with Microsoft Works. |
| .WLG | Dr. Watson log file. |
| .WMA | Windows Media Audio file. Also see our WMA dictionary definition. |
| .WMF | Windows Metafile. Also see our WMF dictionary definition. |
| .WMV | Windows Media Video file, these are video files are usually played through the Microsoft Windows Media player or compatible players. |
| .WMZ | Windows Media Player theme package file. |
| .WPD | WordPerfect Windows/DOS. |
| .WPG | WordPerfect Graphical files Windows/DOS. |
| .WPM | WordPerfect Macro file. |
| .WPS | MS Works word processor Windows/DOS. |
| .WRI | Windows Write. |
| .WRK | Lotus 1-2 31.0,1.01,1.1/ Symphony 1,1.01. |
| .WRI | Symphony l.1,1.2,2 / Microsoft Write file. |
| .WSC | Windows script component. |
| .WSF | Windows script file. |
