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file extension Windows/OS2/Apple/Unix/Dos

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Universal dump utility for non-destructive dump/list/string search etc dump.zip

W = Ashton Tate Applause chart

W$ = Modem Bitware Fax disk3 file

W00 = Archiv

W02 = TEMP file

W20 = Windows2000 related file

W30 = Printer font (AST TurboLaser) (Ventura Publisher)

W31 = Windows 3.1 startup file

W32 = Win32 file

W3D = Black Belt Systems Ray Trace Control File

W3L = W3Launch file

W40 = Win95 Backup File

W44 = dBASE temporary file

W51 = WordPerfect 5.1 document

W60 = Mime: application/wordperfect6.0

W60 = WordPerfect 6.0 document

W61 = Mime: application/wordperfect6.1

W61 = WordPerfect 6.1 document

W64 = Wave 64 special configuration file for application(binary format) Content Type audio/wav64

W64 = Winamp.File open with: "%ProgramFiles%\Winamp\winamp.exe" "%1"

W6BN = (MAC FILE TYPE) Mac Word 6 Docu

W6BN = (MAC FILE TYPE) Microsoft Word 6 (PC ext: DOC)

W6W = Mime: application/msword

W8BN = (MAC FILE TYPE) Microsoft Word 8 (98) (PC ext: DOC)

W8TN = (MAC FILE_TYPE) Word 98 Template

W95 = Windows95 related data file

W98 = Windows98 related data file

WA0 = Magix Musstu file

WA1 = Magix Musstu file

WA8 = Audio WAV 8 bits

WA_ = Game: doko inst file

WAB = Microsoft Outlook (Address Book file)

WAC = movie format (from ??????)

WAC = NullSoft plugins for WinAmp(dll)

WAD = Programming library

WAD = texture files 3d

WAD = War Allocation Daemon (Doom - Doom2)

WAF = Temp file

WAFF = (MAC FILE_TYPE) Internet Explorer Cache

WAFF = (MAC FILE_TYPE) MS IE Web Archive

WAL = Quake 2 Texture image format

WAP = Wap application project (Ericsson WapIDE)

WAP = Wireless Bitmap (level 0) image format

WAR = Archived Konqeror (KDE) HTML Page

WARZ = (MAC FILE_TYPE) Applet Runne

WAS = movie format (from ??????)

WAS = ProComm source script

WAT = "IBM Voice Type" languages map file

WAV = Mime: application/x-wav

WAV = Mime: audio/wav

WAV = Mime: audio/x-wav

WAV = WAVe PCM Sound, standard Windows sound format

WAVE = NeroShowTime.Files.wave special configuration file for application(binary format)

WAVE = (MAC FILE TYPE) Wave File

WAVE = (MAC FILE_TYPE) WAVE SoundArchive Cachwav

WAX = Audio Advanced Streaming Format

WAX = Mime: audio/x-ms-wax

WAX = ProComm compiled script

WA~ = Microsoft Address Book file

WB = Game: fifa2000 be file

WB0 = Quattro Pro version 6 spreadsheet

WB1 = Mime: application/x-qpro

WB1 = Spreadsheet; Quatro Pro for Windows Notebook

WB1 = Upload file (Argo WebLoad II)

WB2 = Spreadsheet; Lotus 1-2-3 for OS/2

WB3 = Quatro Pro for Windows 7.0 Notebook

WB? = Quattro Pro spreadsheet (?=version)

WBA = Winace Zip File

WBC = Mime: application/x-webshots

WBC = Webshots image format

WBCAT = wbcatfile open with: %SystemRoot%\system32\sdclt.exe /restorepage

WBF = Windows Batch File

WBK = Ms Word auto-backup document

WBK = WordPerfect for Win WorkBooK

WBL = Argo WebLoad II upload file

WBM = Microsoft Welcome file

WBM = Wireless Bitmap (level 0) image format

WBMP = Mime: image/vnd.wap.wbmp

WBMP = Wireless Bitmap (level 0) image format

WBP = Webshots image format

WBR = Crick WordBar File

WBS = WebExpress Website File

WBT = Batch file (WilsonWare WinBatch)

WBXML = Mime: application/vnd.wap.sic

WBXML = Mime: application/vnd.wap.slc

WBXML = Mime: application/vnd.wap.wbxml

WBXML = Mime: application/vnd.wap.wmlc

WBZ = Webshots image format

WC = Mikmak 203 file

WC$ = Modem Bitware Fax disk2 file

WCD = WordPerfect for Win macro token list

WCH = Corel Office PerfectScript; see CSC

WCH = WordPerfect for Win macro facility file

WCINV = MSWinCollab open with: "%ProgramFiles%\Windows Collaboration\WinCollab.exe" -f "%1"

WCINV-MS-P2P = MSWinCollab open with: "%ProgramFiles%\Windows Collaboration\WinCollab.exe" -f "%1"

WCL = wcl2 file

WCM = Corel Presentations Macro

WCM = Terminal; MS Works Communications

WCM = WordPerfect for Windows Macro

WCP = WordPerfect for Win product information description

WCS = Chip Mark II WCS

WCT = VisualBasic WCTFile

WCX = wcxfile open with: rundll32.exe xwizards.dll,RunWizard /u {7940acf8-60ba-4213-a7c3-f3b400ee266d} /z%1

WD = InfoSelect data file

WD0 = Document WordExpress

WD1 = Document WordExpress

WD2 = Database file "Info Select" (Micro Logic)

WD_ = Databook ti file

WDB = Microsoft Works database

WDBN = (MAC FILE TYPE) Word 3/4/5 Macintosh text file (PC ext: DOC)

WDCD = (MAC FILE_TYPE) Word 5 Custom Dictionary

WDEC = (MAC FILE_TYPE) Word 6 Converter

WDEP = (MAC FILE_TYPE) Microsoft Text Converter

WDGC = (MAC FILE_TYPE) Word Converter

WDGP = (MAC FILE_TYPE) Word Add-in

WDHY = (MAC FILE_TYPE) Word Hyphenation File

WDIC = (MAC FILE_TYPE) Word 5 Plug-in

WDK = WhizFolder Desktop File

WDLL = (MAC FILE_TYPE) Word 6 Add-in

WDM = Ms Visual Interdev98 Templates Web Project Items file

WDP = IrfanView.HDP open with: "%Root%\Tools\IrfanView\i_view32.exe" "%1" PerceivedType image PerceivedType image Content Type image/vnd.ms-photo

WDP = wdpfile special configuration file for application(binary format) PerceivedType image PerceivedType image Content Type image/vnd.ms-photo

WDPC = (MAC FILE_TYPE) Word 6 Graphics Converter

WDT = Wintidy file

WDX9 = (MAC FILE_TYPE) Microsoft Word Wizard

WE = Game: fifa2000 be file

WEB = Corel Xara web document

WEB = Easel programming language p-code

WEB = Mime: application/vnd.xara

WEBALLOWBLOCKLIST = WebAllowBlockList_wpc open with: %SystemRoot%\system32\wpcumi.EXE /import %1

WEBOOGL = Web Object Oriented Graphics Library

WEBPNP = webpnpFile, open with: wpnpinst.exe

WEBTEST = VisualStudio.webtest.9.0 open with: "%ProgramFiles%\Microsoft Visual Studio 9.0\Common7\IDE\devenv.exe" /dde PerceivedType image PerceivedType image Content Type application/xml

WED = Windows Editor file

WF = Game: fifa2000 play file

WFA = WinFax Pro Archive

WFB = Wavepatch file

WFC = War FTP client file

WFD = sound file

WFK = Delphi Runimage Delphi Demos Doc Formdll Db file

WFL = Flowchart file (Winflow)

WFM = Database form; dBASE Form Designer

WFN = Corel vector Font

WFO = Delphi Runimage Delphi Demos Doc Formdll Db file

WFP = sound file

WFT = WaveFronT 3D object

WFW = Pci Smc file

WFX = WinFaX file

WG = Game: fifa2000 be file

WG1 = Spreadsheet; Lotus1-2-3/G worksheet

WG2 = Lotus 1-2-3 for OS/2 worksheet

WGDP = (MAC FILE_TYPE) MS Graphics Importe

WGP = Game data (Wild Board Games)

WGT = Opera.Widget open with: "%Root%\Opera\Opera.exe" "%1"

WHIP = Bitmap image (WHIP file)

WHLP = (MAC FILE TYPE) MS-Word help file

WHT = Microsoft Net Meeting White board Document

WHTT = WinHTTrackProject open with: WINHTTrack.EXE

WI = Game: fifa2000 be file

WI = Mime: image/wavelet

WIC = Garbage

WIC = J Wavelet Image Codec image format

WID = Ventura Publisher WIDth table

WIF = Image

WIF = Weaving Information Format

WIF = Window Intermediate File template

WIL = WinImage data

WILD = (MAC FILE_TYPE) HyperCard

WIM = WAP : Wireless identity module

WIN = Mime: model/vnd.gdl

WIN = Mime: model/vnd.gs.gdl

WIN = Truevision Targa bitmap image

WIN = WINdow file (FoxPro/dBASE)

WIN32 = Vc6 (make-)file

WINCE EXE = Windowsce executable (palm-computers)

WINDOWS9X = Winhttrack src file

WINPOINT = Winpoint Mortgage loan file format (MS Excel format)

WINS = Makefile for WINS platform (EPOC)

WIPEINFO = Norton Utilities Sendto file

WIPESLACK = Norton Utilities Sendto file

WIS = InstallShield : Install help file

WIZ = Conjure chemical modeller input file

WIZ = Mime: application/msword

WIZ = WIZard of eg. Ms Word or Ms Publisher

WIZ = wizard pages file

WIZ! = (MAC FILE_TYPE) Microsoft Wizard

WIZHTML = accessthmltemplate open with: "%ProgramFiles%\Microsoft Office\Office10\MSACCESS.EXE"

WIZHTML = accessthmltemplate open with: "%ProgramFiles%\Microsoft Office\Office12\MSACCESS.EXE"

WJ = Game: fifa2000 be file

WK = xaa file

WK! = Lotus Spreadsheet File

WK1 = Mime: application/vnd.lotus-1-2-3

WK1 = Mime: application/x-123

WK1 = Spreadsheet; Lotus 1-2-3 2.0, Symphony

WK2 = wk2file open with: KVLOTUS.EXE

WK3 = Mime: application/vnd.lotus-1-2-3

WK3 = Spreadsheet; Lotus 1-2-3 3.0, 3.1...

WK4 = Lotus 123 version 4 spreadsheet

WK4 = Mime: application/vnd.lotus-1-2-3

WK4 = Spreadsheet; Lotus 1-2-3 4.0

WKB = WordPerfect for Win document

WKE = Spreadsheet; Lotus 1-2-3 Educational version

WKI = Lotus 1-2-3 2.x : Spreadsheet format

WKQ = Spreadsheet; (Borland Quatro, early DOS versions)

WKS = MS Works Document

WKS = Spreadsheet; Lotus 1-2-3 1 and 1A

WKS = Xlisp WorKSpace

WKZ = Mime: application/x-wingz

WKZ = Wingz spreadsheet

WLB = Wgt file

WLD = Adobe Acrobat Distiller

WLF = Argo WebLoad I upload file

WLF = Upload file (Argo WebLoad I)

WLG = DrWatson LoG file

WLK = Picture; Virtus Walk Through

WLL = MS Word Add-in; DLL

WLM = CompW image format

WLR = Virtual Reality Modeling Language for WWW

WLS = 602 pro PC SUITE Worksheet File

WLX = FileMaker Pro Plug-in

WLZ = WinImage

WM = Mime: video/x-ms-asf

WM = Windows Media

WM$ = Basic Vb file

WM3 = Working Model 3D Document

WM5 = Dyndlg2 file

WMA = Advanced Streaming Format audio

WMA = Mime: audio/x-ms-wma

WMC = Document; WordMarc

WMC = MathCad backup of startup files

WMC = WordPerfect MaCro

WMD = Windows Media Player Download Package

WMDB = WMP.WMDBFile special configuration file for application(binary format)

WMF = Mime: application/x-msmetafile

WMF = Mime: image/x-wmf

WMF = Mime: windows/metafile

WMF = Windows Metafile; vector drawing; see EMF

WMF2 = Embedded Bitmap Metafile

WMF_ = (MAC FILE_TYPE) Windows MetaFile

WMK = Oc2.316s cakit file

WML = Mime: text/vnd.wap.wml

WML = Wireless Markup Language document (WAP)

WMLC = Mime: application/vnd.wap.wmlc

WMLC = WAP : Wireless Markup Language bytecode document

WMLS = Mime: text/vnd.wap.wmlscript

WMLS = WAP : Wireless Markup Language script

WMLSC = Mime: application/vnd.wap.wmlscriptc

WMLSC = WAP : Wireless Markup Language bytecode script

WMP = Windows Magic icon Palette

WMS = WMSFile, open with: Windows Media Player /layout:"%L"

WMT = WinMount.wmt open with: %ProgramFiles%\WinMount\WinMount.exe "%1"

WMV = Audio/Video Windows Media

WMV = Mime: video/x-ms-wmv

WMX = Audio Playlist

WMX = Mime: video/x-ms-wmx

WMZ = Windows Media Player skins file

WN = NeXT WriteNow text document

WND = WinG Hidden Palette task

WNF = Outline font description (CorelDraw native format)

WNS = PrintShop Newsletter

WNT = Mumath 30 file

WOA = Windows 3.x swap file

WOB = Object file (RIO Designer Pro)

WOC = Organization (Windows OrgChart)

wock = (MAC FILE_TYPE) Route 66

WOR = ProWrite Document

WORD = (MAC FILE TYPE) Claris Works (word processor) (PC ext: CWK)

WORD = (MAC FILE TYPE) Mac Write 4.6/5

WORD = (MAC FILE TYPE) MacWrite formatted file

WORD = 2.X FOR WINDOWS Word processor-file

WORD = Mime: application/msword

work = (MAC FILE_TYPE) Mach-O Framework

WORKSPACE = Bridge.Workspace special configuration file for application(binary format) Perceived Type text Content Type text/plain

WORKSPACE = Bridge.Workspace special configuration file for application(binary format) PerceivedType image Perceived Type text Content Type text/plain

WOW = Grave Composer module (MOD) file (8 channels) (Grave Mod Player)

WP = Mime: application/wordperfect

WP = WordPerfect v4/5/6 document

WP4 = WordPerfect 4 document

WP42 = (MAC FILE TYPE) Wordperfect 4 (saved by WP for the Mac) (PC ext: WP4)

WP42 = (MAC FILE TYPE) PC WP4 file seen by Wordperfect 1 for the Mac

WP5 = Mime: application/wordperfect

WP5 = Mime: application/wordperfect6.0

WP5 = WordPerfect 5.0/5.1/5.2 document

WP50 = (MAC FILE TYPE) Wordperfect 5 (saved by WP for the Mac) (PC ext: WP5)

WP50 = (MAC FILE TYPE) PC WP51 file seen by Wordperfect 1 for the Mac

WP6 = Mime: application/wordperfect

WP6 = WordPerfect 6.0/6.1 document

WP? = WordPerfect document (?=version)

WPA = Word processor document (ACT!)

WPC = Windows 95 WordPad file converter

WPC2 = (MAC CREATOR CODE) Wordperfect 2 (3 also)

WPC2 = (MAC CREATOR CODE) WordPerfect WPC2 text

WPD = Document; PFS:WindowWorks

WPD = Mime: application/wordperfect

WPD = Mime: application/x-wpwin

WPD = Windows printer driver

WPD = WordPerfect; may be regular document or data

WPD0 = (MAC FILE TYPE) Wordperfect 1 text file

WPD0 = (MAC FILE_TYPE) WordPerfect Document

WPD1 = (MAC FILE TYPE) Wordperfect 2 text file

WPD1 = (MAC FILE_TYPE) WordPerfect 1 Document

WPD2 = (MAC FILE_TYPE) WordPerfect 2

WPD3 = (MAC FILE TYPE) Wordperfect 3 text file (what happened to the '2'?)

WPD3 = (MAC FILE_TYPE) WordPerfect 3

WPF = Enable Word Processing

WPF = Form: Informs

WPF = WordPerfect form

WPF = WorldPort Fax

WPG = WordPerfect bitmap or vector image, max. 256 colors

WPG2 = WordPerfect image

WPJ = Watcom C/C++ project

WPK = WordPerfect for Win macros

WPL = Winamp.PlayList open with: "%ProgramFiles%\Winamp\winamp.exe" "%1" Winamp_Back WMP11.AssocFile.WPL Content Type application/vnd.ms-wpl

WPL = WPLFile open with: "%ProgramFiles%\Windows Media Player\wmplayer.exe" /Open "%L" Content Type application/vnd.ms-wpl

WPL = WPLFile open with: "%ProgramFiles%\Windows Media Player\wmplayer.exe" /Open "%L" Perceived Type text Content Type application/vnd.ms-wpl

WPM = WordPerfect macro or Wordperfect for Mac Document

WPP = WordPerfect color Palette

WPR = WinG project file

WPR = WMS project file

WPRD = (MAC FILE TYPE) MS-Word print file

WPS = Microsoft Works document

WPT = Mime: x-lml/x-gps

WPT = WordPerfect Document Template

WPW = Novel PerfectWorks document

WPW = WordPerfect for Windows (picture/tbv)

WPX = Adobe printer description, for Postscript printing

WPZ = SkinZip : WinAmp extension installation file

WQ = Spreadsheet

WQ! = Compressed Quatro Pro spreadsheet

WQ0 = QUATTRO PRO / DOS

WQ1 = Mime: application/x-lotus

WQ1 = Spreadsheet; Quatro Pro for MS-DOS

WQ2 = Quattro Pro/DOS version 5 spreadsheet

WQ? = Quattro Pro for DOS (?=version)

WR! = Compressed Lotus Spreadsheet

WR$ = Modem Bitware Fax disk6 file

WR1 = Spreadsheet; Lotus Symphony 1.1, 1.2, 2.0

Wrap = (MAC FILE_TYPE) ShrinkWrap

WRAP = Windows Mediaforge www.mediaforge.com

WRD = Charisma template

WRD = Psion Series 3 text document

WRG = ReGet document

WRI = Mime: application/mswrite

WRI = Mime: application/x-mswrite

WRI = Mime: application/x-wri

WRI = Windows Write Document

WRK = Spreadsheet; Lotus Symphony 1, 1.01

WRL = Live3D Plug-in for Netscape 3D live picture; see WRZ

WRL = Mime: application/x-world

WRL = Mime: i-world/i-vrml

WRL = Mime: model/vrml

WRL = Mime: x-world/x-vrml

WRL = VRML Worlds (Virtual Reality Modelling Language) (Cosmo Player)

WRP = Compressed Amiga file archive (Warp)

WRS = Windows Resource eg. printer driver (WordPerfect for Win)

WRT = Write text

WRZ = Live32 Geometry for Netscape

WRZ = Mime: model/vrml

WRZ = Mime: x-world/x-vrml

WRZ = VRML Worlds (Virtual Reality Modelling Language) (Cosmo Player)

WS = APL Worksheet

WS = Windows Script file

WS = WordStar 5.0/6.0 document

WS1 = WordStar for Windows 1.x document

WS2 = Document; WordStar 2000

WS3 = WordStar for Windows 3 document

WS4 = WordStar for Windows 4 document

WS5 = WordStar for Windows 5 document

WS6 = WordStar for Windows 6 document

WS7 = WordStar for Windows 7 document

WS? = WordStar for Windows (?=version)

WS_ = Visc15 Adressen Setup file

WSB = MSWorks7Portfolio special configuration file for application(binary format)

WSC = Mime: text/scriptlet

WSC = Mime: text/sgml

WSC = RIO Designer Pro scene file

WSC = Windows scripting component file

WSD = WordStar 2000 document

WSE = Wise File

WSET = (MAC FILE_TYPE) Word Settings

WSF = windows scripting file (vbscript..)(formerly .ws .js .vbs)

WSH = Windows Scripting Host

WSP = Fortran PowerStation workspac

WSP = old Workspace Info (MS Visual C++, Fortran)

WSQ = Wavelet-packet Scalar Quantization bitmap

WSRC = Mime: application/x-wais-source

WSRC = x-wais source

WSS = Windows Sound System

WST = Document; WordStar

WSX = Audio Utility Sysex Wsysex file

WSZ = Winamp Skin Zip

WT0 = Template WordExpress ( assistant )

WTA = WinTune DLL

WTB = Mime: application/vnd.webturbo

WTBN = (MAC FILE TYPE) Word Template

WTBN = (MAC FILE TYPE) Word Template (PC ext: DOT)

WTBN = (MAC FILE_TYPE) Word 4/5 Template

WTD = WinTune Document (database of test results, binary)

WTF = Weird wally screen saver editor file

WTK = Mime: application/x-wintalk

WTK = URL address of person to talk to (WinTalk)

WTMP = (MAC FILE_TYPE) Word 5 Temp File

WTR = Winter Windows scheduler file

WTS = Ntgraph Qwknetv1 file

WTV = MediaCenter.WTVFile special configuration file for application(binary format) PerceivedType video PerceivedType video

WTX = Mime: text/plain

WTX = WinTune Export document

WUL = Wincmd file

WV = Mime: video/wavelet

WVD = Starmoney Filter Zvl32 file

WVE = Psion (palmtop) A-law .WVE files

WVE = Sound (8kHz) (Psion Series 3)

WVL = Wavelet Bitmap Picture

WVW = Interleaf WorldView format (a PDF format)

WVX = Audio/Video Windows Media

WVX = Mime: video/x-ms-wvx

WVY = Pub

WW4 = WinWhatWhere activity log

WWB = WordPerfect button bar

WWD = Microsoft Works Wizards file

WWK = WordPerfect keyboard layout

WWL = Microsoft Word add-in file

WWP = Microsoft Works Wizards file

WWS = Microsoft Works Wizards file

WWW = abbrev. for World Wide Web

WXD = Music resource file (Relic Entertainment)(Home World)

WXL = Mime: application/x-wxl

WXP = document EXP for Windows

WXR = wxclips resource file

WXS = Easy Cross Software files (http://www.easycross.co.uk).

WXS = QuotesNows! data file

WZD = Sharp Organizer Program or Data File

WZN = WhizFolder Document

WZS = MS Word Wizard

WZZ = IGS setup internet account

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Universal dump-utility for non-destructive dump/list/search string etc dump.zip

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V- W - X - Y - Z - OTHER - Allowed chars in Filenames - what is an extension?

If you find an extension missing, write! No guarantee given for completeness or correctness. If you feel an extension is outdated, write!
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Compilation Copyright (c) 2002 R.Bitsch, Compilation Copyright (c) 2009,2010 R.Cooper-Bitsch