| Extension | File Description |
| .WF0 | Uncommon Files |
| .WF1 | Uncommon Files |
| .WF2 | Uncommon Files |
| .WF3 | Uncommon Files |
| .WF4 | Uncommon Files |
| .WF5 | Uncommon Files |
| .WF6 | Uncommon Files |
| .WF7 | Uncommon Files |
| .WF8 | Uncommon Files |
| .WF9 | Uncommon Files |
| .WFA | Uncommon Files |
| .WFB | Audio Files |
| .WFC | Settings Files |
| .WFD | Audio Files |
| .WFE | Uncommon Files |
| .WFF | Uncommon Files |
| .WFG | Uncommon Files |
| .WFH | Uncommon Files |
| .WFI | Uncommon Files |
| .WFJ | Uncommon Files |
| .WFK | Uncommon Files |
| .WFL | Uncommon Files |
| .WFM | Data Files |
| .WFN | Uncommon Files |
| .WFO | Uncommon Files |
| .WFP | Audio Files |
| .WFQ | Uncommon Files |
| .WFR | Uncommon Files |
| .WFS | Uncommon Files |
| .WFT | 3D Image Files |
| .WFU | Uncommon Files |
| .WFV | Uncommon Files |
| .WFW | Uncommon Files |
| .WFX | Uncommon Files |
| .WFY | Uncommon Files |
| .WFZ | Uncommon Files |
| .WG | Uncommon Files |
| .WG0 | Uncommon Files |
| .WG1 | Uncommon Files |
| .WG2 | Uncommon Files |
| .WG3 | Uncommon Files |
| .WG4 | Uncommon Files |
| .WG5 | Uncommon Files |
| .WG6 | Uncommon Files |
| .WG7 | Uncommon Files |
| .WG8 | Uncommon Files |
| .WG9 | Uncommon Files |
| .WGA | Uncommon Files |
| .WGB | Uncommon Files |
| .WGC | Uncommon Files |
| .WGD | Uncommon Files |
| .WGE | Uncommon Files |
| .WGF | Game Files |
| .WGG | Uncommon Files |
| .WGH | Uncommon Files |
| .WGI | Uncommon Files |
| .WGJ | Uncommon Files |
| .WGK | Uncommon Files |
| .WGL | Uncommon Files |
| .WGM | Uncommon Files |
| .WGN | Uncommon Files |
| .WGO | Uncommon Files |
| .WGP | Web Files |
| .WGQ | Uncommon Files |
| .WGR | Uncommon Files |
| .WGS | Misc Files |
| .WGT | Web Files |
| .WGU | Uncommon Files |
| .WGV | Uncommon Files |
| .WGW | Uncommon Files |
| .WGX | Uncommon Files |
| .WGY | Uncommon Files |
| .WGZ | Uncommon Files |
| .WH0 | Uncommon Files |
| .WH1 | Uncommon Files |
| Extension | File Description |
| .WH2 | Uncommon Files |
| .WH3 | Uncommon Files |
| .WH4 | Uncommon Files |
| .WH5 | Uncommon Files |
| .WH6 | Uncommon Files |
| .WH7 | Uncommon Files |
| .WH8 | Uncommon Files |
| .WH9 | Uncommon Files |
| .WHA | Uncommon Files |
| .WHB | Uncommon Files |
| .WHC | Uncommon Files |
| .WHD | Uncommon Files |
| .WHE | Uncommon Files |
| .WHENEVER | Uncommon Files |
| .WHF | Uncommon Files |
| .WHG | Uncommon Files |
| .WHH | Uncommon Files |
| .WHI | Uncommon Files |
| .WHIP | Uncommon Files |
| .WHISTLE | Uncommon Files |
| .WHIT | Uncommon Files |
| .WHIZ | Uncommon Files |
| .WHJ | Uncommon Files |
| .WHK | Uncommon Files |
| .WHL | Uncommon Files |
| .WHM | Uncommon Files |
| .WHMTHEME | Uncommon Files |
| .WHN | Uncommon Files |
| .WHO | Uncommon Files |
| .WHOIS++ | Uncommon Files |
| .WHP | Uncommon Files |
| .WHQ | Uncommon Files |
| .WHR | Uncommon Files |
| .WHRILPAN | Uncommon Files |
| .WHS | Uncommon Files |
| .WHT | Uncommon Files |
| .WHTEKO | Uncommon Files |
| .WHTT | Web Files |
| .WHU | Uncommon Files |
| .WHV | Uncommon Files |
| .WHW | Uncommon Files |
| .WHX | Uncommon Files |
| .WHY | Uncommon Files |
| .WHZ | Uncommon Files |
| .WI | Raster Image Files |
| .WI0 | Uncommon Files |
| .WI1 | Uncommon Files |
| .WI2 | Uncommon Files |
| .WI3 | Uncommon Files |
| .WI4 | Uncommon Files |
| .WI5 | Uncommon Files |
| .WI6 | Uncommon Files |
| .WI7 | Uncommon Files |
| .WI8 | Uncommon Files |
| .WI9 | Uncommon Files |
| .WIA | Uncommon Files |
| .WIB | Uncommon Files |
| .WIC | Raster Image Files |
| .WICDEMO | Uncommon Files |
| .WID | Data Files |
| .WIDGET | Executable Files |
| .WIDTHS | Uncommon Files |
| .WIE | Uncommon Files |
| .WIF | Uncommon Files |
| .WIG | Uncommon Files |
| .WIH | Uncommon Files |
| .WII | Uncommon Files |
| .WIJ | Uncommon Files |
| .WIK | Uncommon Files |
| .WIL | Disk Image Files |
| .WILLNOTE | Uncommon Files |
| .WIM | Disk Image Files |
| .WIN | Backup Files |
| .WIN32 | Uncommon Files |
| .WIND | Uncommon Files |
