W File Extensions
File extensions that start with the letter W
| Extension | File Type | File Description |
| .wab | Data | Windows Address Book |
| .wav | Audio | Windows WAVE Sound File |
| .wave | Audio | WAVE Sound File |
| .wax | Audio | Windows Media Audio Redirect |
| .wbk | Text | Word Document Backup |
| .wbk | Text | WordPerfect Workbook |
| .wcm | Misc | Microsoft Works Communications Script |
| .wdb | Data | Microsoft Works Database |
| .wdgt | System | Dashboard Widget |
| .web | Image | Xara Web Format |
| .webarchive | Web | Safari Web Archive |
| .webloc | Web | Website Location |
| .wfm | Data | dBASE Form |
| .wgs | Image | Walk-Graph Segment |
| .widget | Executable | Yahoo! Widget |
| .win | Backup | Windows Backup File |
| .wk1 | Data | Lotus Worksheet |
| .wk2 | Data | Lotus 2 Worksheet |
| .wk3 | Data | Lotus 3 Worksheet |
| .wk4 | Data | Lotus 4 Worksheet |
| .wk5 | Data | Lotus 5 Worksheet |
| .wki | Data | Lotus 2 Worksheet |
| .wks | Data | Microsoft Works Spreadsheet |
| .wks | Data | Lotus 1-2-3 Spreadsheet |
| .wku | Data | Lotus 1-2-3 Spreadsheet |
| .wm | Video | Windows Media |
| .wma | Audio | Windows Media Audio |
| .wmd | Video | Windows Media Download Package |
| .wmf | Image | Windows Metafile |
| .wml | Web | Wireless Markup Language |
| .wms | Misc | Windows Media Skin |
| .wmv | Video | Windows Media Video |
| .wmx | Video | Windows Media Redirector |
| .wmz | Misc | Compressed Windows Media Player Skin |
| .wn | Text | WriteNow Text Document |
| .wnk | Image | Wink Screen Capture |
| .workflow | Executable | Automator Workflow |
| .wot | Compressed | Web Of Trust File |
| .wp | Text | WordPerfect Document |
| .wp4 | Text | WordPerfect 4 Document |
| .wp5 | Text | WordPerfect 5 Document |
| .wp6 | Text | WordPerfect 6 Document |
| .wp7 | Text | WordPerfect 7 Document |
| .wpd | Text | WordPerfect Document |
| .wpf | Misc | WordPerfect Form |
| .wpg | Image | WordPerfect Graphic |
| .wpk | Executable | WordPerfect Macro |
| .wpl | Misc | Windows Media Player Playlist |
| .wpm | Misc | WordPerfect Macro |
| .wpp | Misc | WordPerfect Color Palette |
| .wps | Text | Microsoft Works Word Processor Document |
| .wpt | Text | WordPerfect Template |
| .wrf | Web | WebEx Recording |
| .wri | Text | Windows Write Document |
| .wrk | Audio | Cakewalk Music Project |
| .wrl | Misc | VRML World |
| .wrz | Misc | VRML World |
| .ws | Executable | Windows Script |
| .wsc | Text | Windows Script Component |
| .wsf | Executable | Windows Script File |
| .wsh | Text | Windows Script Host Settings |
| .wtr | Data | Encarta File |
| .wvx | Video | Windows Media Video Redirector |