This page provides a list of those file extensions that start with .w. The information given below is a summary and further details can be found by clocking on the summary next to the file extension of interest.

.wabWindows address book file.
.wavWaveform audio file.
.waveWindows audio file.
.wdbWindows Works database file.
.webFrontPage web file.
.werWindows Error Report file.
.whbiPod backup image file.
.winMicrosoft Visual FoxPro save file | Pro/ENGINEER file | Opera saved session file.
.wk1Lotus spreadsheet.
.wk2Lotus spreadsheet.
.wk3Lotus spreadsheet.
.wk4Lotus spreadsheet.
.wksMicrosoft Works spreadsheet file.
.wmaWindows Media audio file.
.wmfGraphics file.
.wmsWindows Media Skin definition file.
.wmvWindows Media Video file.
.wmzWindows Media Skin file.
.worMapInfo workspace file.
.wpWord Perfect document
.wp2Winplot file.
.wp3Windows Photo Story project file | Winplot file.
.wp4Word Perfect document.
.wpdWordPerfect file.
.wppWeb Plus Project file | WordPerfect colour palette file | Web Part Package file.
.wpsWorks word processor file.
.wptBrother document | Waypoints file | WordPerfect template.
.wrfWebEx Recorded File.
.wriWindows Write Document.
.wrlVRML 3D file.
.wrzVRML 3D file.
.wsdlWeb Services Description Language file.
.wsdl.xmlWeb Services Description Language file.
.wsfWindows Script file.
.wshScript host file.
.wspWeb Site Publisher settings | Paint Shop Pro file | Visual C++ Workspace information file | Word Splash Pro file | Windows SharePoint Services file | Chromeleon workspace file | Whisper 32 password file.
.wswkspJava workspace configuration file.
.wszWinamp skin.
.wtvWindows (recorded) TV file.
.wvfWaveform data file
.wvxWindows video playlist file.

For further information about the file extension please do click on the summary next to the file extension in the list above.

We would like this listing to be complete and comprehensive, but recognised that we may have missed one and that new file types are being used all the time. So if you know of a file type that we have missed that should be listed here then please let us know.