20 File Extensions starting with W
| .WAD | WAD (Half Life) Image |
| .WAL | Quake Texture |
| .WAP | Wireless Bitmap Image |
| .WAV | Waveform Audio |
| .WB2 | Quattro Pro Spreadsheet |
| .WBC | WebShots Image |
| .WBM | Wireless Bitmap Image |
| .WBMP | Wireless Bitmap Image |
| .WBZ | WebShots Image |
| .WFX | WinFAX Image |
| .WK1 | Lotus 1-2-3 Spreadsheet |
| .WKS | Lotus 1-2-3 Spreadsheet |
| .WMA | Windows Media Audio File |
| .WMF | Windows Metafile |
| .WMV | Windows Media Video |
| .WPD | WordPerfect Document |
| .WPG | WordPerfect Graphics Image |
| .WPS | Microsoft Works Document |
| .WRL | VRML2 Image |
| .WV | WavPack Compressed Audio File |