| Extension | Information |
| W | Applause Word Chart |
| W | Progress Database AppBuilder Source Code (Progress Software) |
| W | Mozilla (Netscape) Fill Form Data (Mozilla.org) |
| W | Train Simulator World File (Microsoft Corporation) |
| W$ | Modem Bitware Fax Disk3 File |
| W14 | Genesis 2000 (Genesis 2000, Inc.) |
| W16 | Genesis 2000 (Genesis 2000, Inc.) |
| W20 | Windows2000 Related File |
| W2L | Wulfram II |
| W3 | APL+Win Workspace (APL2000 Inc.) |
| W3 | Workshare Collaboration File (Workshare) |
| W30 | Ventura Printer Font |
| W31 | Windows 3.1 Startup File |
| W32 | Win32 File |
| W3C | WinCatalog Collection (WinCatalog.com) |
| W3CA | WinCatalog Collection (WinCatalog.com) |
| W3CAT | WinCatalog Collection (WinCatalog.com) |
| W3D | Black Belt Systems Ray Trace Control File |
| W3D | Shockwave 3D Scene Export File |
| W3D | Wolfenstein Data File (Id Software, Inc.) |
| W3G | Warcraft III Recorded Game File (Blizzard Entertainment) |
| W3M | Warcraft III Map File (Blizzard Entertainment) |
| W3P | WarCraft III Campaign Progress Record (Blizzard Entertainment) |
| W3V | WarCraft III Campaign Progress Record (Blizzard Entertainment) |
| W3X | Warcraft III: The Frozen Throne World (Expansion Scenario File) (Blizzard Entertainment) |
| W3Z | WarCraft III Battle.net Saved Game (Blizzard Entertainment) |
| W40 | Win95 Backup File |
| W44 | dBASE Temporary File |
| W51 | WordPerfect Ver. 5.1 Document (Corel Corporation) |
| W60 | WordPerfect Ver. 6.0 Document (Corel Corporation) |
| W61 | WordPerfect Ver. 6.1 Document (Corel Corporation) |
| W64 | Sonic Foundry Video Editor Wave64 File (Sony) |
| W95 | Windows95-related Data File |
| W98 | Windows98-related Data File |
| W?? | Divided Compressed File |
| WA | Waveform Archiver Audio Lossless Compressed Archive |
| WA0 | Magix Musstu File |
| WA1 | Magix Musstu File |
| WA2 | Subspace/Continuum Sound |
| WAB | Outlook Address Book (Microsoft) |
| WAC | Infinity Game Engine WAVC Sound (BioWare Corp.) |
| WAD | Doom War Allocation Daemon (id Software) |
| WAD | Doom Game File (id Software) |
| WAD | Gunman Chronicle Archive |
| WAD | Half Life Texture File (Image or Map) (Sierra Entertainment, Inc.) |
| WAD | Half-Life Texture File |
| WAD | Heretic Archive |
| WAD | Hexen Archive |
| WAD | Programming Library |
| WAD | Quake Archive |
| WAD | Theme Park World Archive |
| WAF | Mayim's WAF Compiler File |
| WAG | Train Simulator File (Microsoft Corporation) |
| WAG | Urban Chaos Saved Game File |
| WAL | DeveloperOne CodeWallet Pro |
| WAL | Quake 2 Texture File |
| WAL | WalMaster Showlist File |
| WAL | Winamp3 Skin Format (Nullsoft) |
| WAM | WebAction Web Action Macro (Copasetic Software LLC) |
| WAP | Ericsson WapIDE WAP Application Project |
| WAP | WAVPAC Filtered .WAV File Output |
| WAR | Archived Konqeror (KDE) HTML Page |
| WAR | Java Web Archive (Sun) |
| WAS | Procomm Plus Script Source Code File |
| WAT | IBM Voice Type Language Map File |
| WAV | SHARP MZ-series Emulator File |
| WAV | Waveform Audio |
| WAVE | Waveform Audio |
| WAVER | KRISTAL Audio Engine Arrangement File (Kreatives.org) |
| WAX | Audio Advanced Streaming Format |
| WAX | Procomm Plus Compiled Script File |
| WAX | Windows Media Audio Redirector (Microsoft) |
| WA_ | Doko Compressed Install File |
| WA~ | Outlook Address Book Temporary File (Microsoft) |
| WB | Dictionary Project Data File |
| WB | Fifa2000 Be File |
| WB | VLBI and Tied Array WesterBork Station Tasking Document |
| WB1 | Argo WebLoad II Upload File |
| WB1 | QuattroPro for Windows Spreadsheet (Corel Corporation) |
| WB1 | WebShots Image (Twofold Photos, Inc.) |
| WB2 | QuattroPro for Windows Spreadsheet (Corel Corporation) |
| WB2 | Lotus 1-2-3 for OS/2 |
| WB3 | QuattroPro for Windows Spreadsheet (Corel Corporation) |
| WBA | WinAce Zip File (e-merge GmbH) |
| WBA | WindowBlinds Compressed Skin (Stardock Corporation, Inc.) |
| WBC | Webshots Picture Collection (Twofold Photos, Inc.) |
| WBC | WinBatch Encoded Script (Wilson WindowWare, Inc.) |
| WBD | Webshots Graphic Format (Twofold Photos, Inc.) |
| WBD | Webster Whiteboard Graphic (PolyVision Corporation) |
| WBD | Works Database File (Microsoft) |
| WBD | eBeam Whiteboard File (Luidia, Inc.) |
| WBD | Softlink Whiteboard |
| WBD | Winbot IRC Bot Database |
| WBD | WinBreadboard Circuit Schematic (YOERIC Corporation) |
| WBE | WinBatch Encrypted Script (Wilson WindowWare, Inc.) |
| WBF | Windows Batch File |
| WBI | White Blotter, Inc. Advanced Code Editor |
| WBI | Personal Training Workstation Workout Routine File (WORKOUTWARE.COM LLC) |
| WBK | Word Backup (Microsoft) |
| WBK | WordPerfect Workbook (Corel Corporation) |
| WBL | Argo WebLoad II Upload |
| WBM | Macromedia Fireworks File |
| WBM | Webmin Module |
| WBM | Welcome File (Microsoft) |
| WBM | WinBatch File |
| WBM | Wireless Bitmap File |
| WBMP | Macromedia Fireworks File |
| WBMP | Wireless Bitmap File Format |
| WBR | Crick WordBar File |
| WBS | WebExpress Website File |
| WBS | Webshots Screensaver (Twofold Photos, Inc.) |
| WBS | WinBot IRC Bot Script File (Crypt Software) |
| WBT | Crick Wordbar Template |
| WBT | WinBatch Script (Wilson WindowWare, Inc.) |
| WBX | Webigger File |
| WBZ | WebShots Image (Twofold Photos, Inc.) |
| WC | Mikmak 203 File |
| WC | Windows Commander File Tree Info |
| WC$ | Modem Bitware Fax Disk2 File |
| WC2 | Working Time Tracker (AllNetic) |
| WC4 | WinCheckIt4 Settings File |
| WCA | WinCatalog Collection (WinCatalog.com) |
| WCAT | WinCatalog Collection (WinCatalog.com) |
| WCD | WordPerfect Macro Token List (Corel Corporation) |
| WCD | CD Menu Builder Project/Configuration File (WISCO Computing) |
| WCF | Webex Saved Chat File (WebEx Communications) |
| WCF | Wattos Command File (Board of Regents of the University of Wisconsin System) |
| WCFG | WildTangent Configuration |
| WCH | Corel Office PerfectScript |
| WCH | WordPerfect for Windows Macro Facility File (Corel Corporation) |
| WCI | Microsoft Indexing Service Catalog File (Microsoft) |
| WCL | WinCon Controller Library File (Quanser) |
| WCL | WinCatalog Document (WinCatalog.com) |
| WCL | WellCAD Geological Log File (Advanced Logic Technology) |
| WCM | Corel Presentations Macro |
| WCM | Works Communications Terminal (Microsoft) |
| WCM | WordPerfect Macro (Corel Corporation) |
| WCM | Works File Transmission (Microsoft) |
| WCP | WordPerfect Product Information (Corel Corporation) |
| WCP | WebCopier Project (MaximumSoft Corp.) |
| WCP | WinCon Project File (Quanser) |
| WCP | WinDVD Creator Project (InterVideo, Inc.) |
| WCP | CharterParty Editor Charter Party Document File (Strategic Dataworks Ltd.) |
| WCR | Ergane Configuration File |
| WCS | Website Content Source |
| WCT | WorldCast Project |
| WCU | CueCard Saved Flash Cards (Wade Brainerd) |
| WCX | Total/Windows Commander Plug-in (C. Ghisler & Co.) |
| WD | InfoSelect Data File |
| WD | Paint Shop Pro Image (Corel Corporation) |
| WD1 | Earth 2150 Introduction Movie (ZUXXEZ Entertainment AG) |
| WD2 | Info Select for Palm Organizer File (Micro Logic) |
| WD2 | WordExpress Document |
| WDA | RUMBA? OFFICE 95/N Configuration File |
| WDAT | WildTangent Data File |
| WDB | Works Database (Microsoft) |
| WDC | Hardware Data Capture Format (DATAQ Instruments, Inc.) |
| WDE | WINDEV Report (PC SOFT) |
| WDF | ReliaSoft Weibull 5.0 |
| WDF | WinDupe Disk Image (MaeDae Enterprises) |
| WDF | Workshare DeltaView DeltaFile |
| WDF | WordFile Word List (DiGi Software) |
| WDG | ReliaSoft Weibull 4 |
| WDG | WINDEV Procedures' Set (PC SOFT) |
| WDGT | Dashboard Widget (Apple Computer, Inc.) |
| WDI | Pension Administration System Temporary File (DATAIR Employee Benefit Systems, Inc.) |
| WDI | WINDEV Component Description (PC SOFT) |
| WDK | WhizFolder Desktop File |
| WDL | 3D Game Studio World Definition Language File |
| WDL | 3D Game Studio Window Definition File |
| WDL | Windows XP Watchdog Log File (Microsoft) |
| WDL | DynaDoc Electric Exchange Document (DynaComware Corp.) |
| WDM | Visual Interdev98 Templates Web Project Items File (Microsoft) |
| WDO | Pension Administration System Temporary File (DATAIR Employee Benefit Systems, Inc.) |
| WDP | WINDEV Project (PC SOFT) |
| WDQ | WinDaq Data Capture File (DATAQ Instruments, Inc.) |
| WDR | Star Wars - Tie Fighter Media |
| WDR | Psion Series 3/3a Printer Driver (Psion PLC) |
| WDSC | WDSCript Script |
| WDT | Wintidig File |
| WDW | WINDEV Window (PC SOFT) |
| WDY | WINDEV Run-Time Template (PC SOFT) |
| WDZ | WINDEV Compressed Archive (PC SOFT) |
| WD_ | Databook TI File |
| WE | Fifa2000 Be File |
| WE | JAWS for Windows Configuration File (Freedom Scientific) |
| WEB | Xara Web Document (Corel) |
| WEB | Web Vector Graphic File |
| WEB | Xara X Web Document (Xara) |
| WEB | Creatacard Website Project (Broderbund) |
| WEB | BlackWidow Website Description File (SoftByte Laboratories) |
| WEBLOC | Finder Internet Location (Apple) |
| WEBOOGL | Web Object Oriented Graphics Library |
| WEBPNP | Support for Internet Printing (Microsoft) |
| WED | Infinity Game Engine Graphic Display Info (BioWare Corp.) |
| WED | Windows Editor File |
| WED | Firefox Bookmark Backup File |
| WEF | Exchange File System Format (Microsoft) |
| WEL | eZediaMX Object Container |
| WF | Fifa2000 Be File |
| WF1 | EViews Workfile |
| WFA | WinFax Pro Archive (Symantec) |
| WFB | Turtle Beach WaveFront Bank |
| WFB | Wavepatch File |
| WFD | Turtle Beach WaveFront Drum Set |
| WFD | Exchange Workflow Process Definition (Microsoft) |
| WFE | Crossword Express Word Find Puzzle (AUS-PC-SOFT) |
| WFK | Delphi Runimage Delphi Demos Doc Formdll DB File (Borland Software Corporation) |
| WFL | Ultimus Workflow Suite Workflow File |
| WFM | dBASE Form Designer Form Object |
| WFM | Tektronix AWG Waveform Data Point File (Tektronix, Inc.) |
| WFN | Corel Symbols and Fonts |
| WFO | Delphi Runimage Delphi Demos Doc Formdll DB File (Borland Software Corporation) |
| WFP | Turtle Beach WaveFront Program |
| WFS | Windows Installation Script |
| WFT | WaveFront 3D Object |
| WFT | Nicolet WFT Digital Oscilloscope Export File (LDS Nicolet Technologies) |
| WFV | DataSet Vision Query/Report File (DataSet) |
| WFW | Pci Smc File |
| WFX | WinFax Data File (Symantec) |
| WFX | Total/Windows Commander File System Plug-in (C. Ghisler & Co.) |
| WFX | WorldPort Graphic |
| WG | Fifa2000 Be File |
| WG1 | 1-2-3 Worksheet (IBM) |
| WG2 | 1-2-3 Worksheet (IBM) |
| WGF | WaterGuide File |
| WGL | Wingate License File |
| WGM | Citizen Watch Hyper Aqualand Graph Software |
| WGP | Wild Board Games File |
| WGS | WGS File Generator Web Segment File |
| WGT | Worms Armageddon Teams File |
| WGT | XNBC V8 Biological Neural Network Simulation Workstation Synaptic Weights |
| WGV | WeatherGuard Vehicle Solutions Design (Computer Human Interaction, LLC) |
| WGX | Watchguard Mobile User VPN Security Certificate (WatchGuard Technologies, Inc.) |
| WHIP | WHIP Bitmap |
| WHO | WhoIs++ Document |
| WHOIS++ | WhoIs++ Document |
| WHT | NetMeeting Old Whiteboard Document (Microsoft) |
| WHT | SeeYou Waypoint (Naviter) |
| WHTT | WinHTTrack Website Copier |
| WHV | VS Ver 1.0 Session Data (MathEcology, LLC) |
| WI | Fifa2000 Be File |
| WI | Wavelet Image |
| WI | All Corel Products Compressed Image (Corel) |
| WIC | Garbage |
| WIC | J Wavelet Image Codec Bitmap |
| WIC | wIntegrate File |
| WID | Ventura Width Table |
| WIDGET | Konfabulator Widget File (Konfabulator) |
| WIF | Wang Image File |
| WIF | Wavelet Image File |
| WIF | Weaving Information Format |
| WIF | Window Intermediate File Template |
| WIL | Windows Interface Language Script |
| WIL | WinImage File |
| WIM | Windows Imaging Format Archive (Microsoft) |
| WIN | dBASE |
| WIN | FoxPro/dBASE Window File |
| WIN | Normalised Extinction Corrected Differential Photometry with Tapered Ends |
| WIN | Truevision Targa Bitmap Image |
| WIN | Windows Backup File |
| WIN | Wonderware InTouch Window |
| WIN | Opera Saved Windows (Opera Software) |
| WIN | Pro/ENGINEER (PTC) |
| WIN32 | VC6 Make File |
| WINDOWS9X | Winhttrack Source File |
| WINI | WildTangent Configuration |
| WINS | EPOC Makefile for WINS Platform |
| WINWARE | WinWare Windows Applet |
| WIP | Windows Installer Project |
| WIP | Eraser Temporary Disk Wiping File (EAST Technologies) |
| WIPEINFO | Norton Utilities Sendto File (Symantec) |
| WIPESLACK | Norton Utilities Sendto File (Symantec) |
| WIRE | Wavefront Studio Wireframe (Alias) |
| WIS | wIntegrate Basic Script File |
| WIZ | Publisher Wizard File (Microsoft) |
| WIZ | Word Wizard File (Microsoft) |
| WIZARD | StormC Wizard File (HAAGE & PARTNER Computer GmbH) |
| WJ | Fifa2000 Be File |
| WJP | WildTangent Branded .JPG File |
| WJR | ReGet Deluxe Document (ReGet Software) |
| WK! | 1-2-3 Speadsheet (IBM) |
| WK1 | 1-2-3 Spreadsheet File (IBM) |
| WK3 | 1-2-3 Spreadsheet File (IBM) |
| WK4 | 1-2-3 Spreadsheet File (IBM) |
| WKB | WordPerfect and WordPerfect for Windows Document (Corel Corporation) |
| WKB | Workbook |
| WKE | 1-2-3 Educational Version Spreadsheet File (IBM) |
| WKEY | WildTangent Key File |
| WKF | Workbook Folders Configuration (DocOutlook.de) |
| WKF | VISI-Series Work File (Vero International Software) |
| WKF | KF Web Server Default Control File (KeyFocus Ltd.) |
| WKO | RippedPro Workout Template (Applied Training Science) |
| WKQ | Quattro Spreadsheet |
| WKS | 1-2-3 Spreadsheet File (IBM) |
| WKS | Works for Windows Spreadsheet (Microsoft) |
| WKS | XLISP Workspace |
| WKSP | Workspace Macro Macro (Tethys Solutions, LLC.) |
| WKZ | Compressed Spreadsheet |
| WKZ | Wingz Spreadsheet |
| WL | WISCO Word Power |
| WL1 | Wolfenstein 3D Episode One Shareware File (Id Software, Inc.) |
| WL2 | Well Logger v2.x |
| WL3 | Wolfenstein Episodes One Through Three File (Id Software, Inc.) |
| WL6 | Wolfenstein 3D Registered Version File For All Six Episodes (Id Software, Inc.) |
| WLB | Wgt File |
| WLB | WinLabel Ver. 1.0-2.02 Label (Avery) |
| WLD | Acrobat Distiller (Adobe) |
| WLD | ArcView World File For CAD Datasets (ESRI) |
| WLD | REND386/AVRIL File |
| WLD | Serious Sam World File (Croteam Ltd.) |
| WLF | Argo WebLoad I Upload |
| WLG | Dr. Watson Log |
| WLG | Well Logger v1 |
| WLI | Who Likes Puzzles? Incomplete Puzzle |
| WLK | Virtus Walkthrough Graphics |
| WLK | WeatherLink ver 5.2 Binary Weather Data (Davis) |
| WLL | The Sims Wall Texture File (Electronic Arts (Maxis)) |
| WLL | Word Add-in (Microsoft) |
| WLM | CompW Bitmap |
| WLP | Who Likes Puzzles? Puzzle File |
| WLR | VRML Page |
| WLS | 602PC SUITE Worksheet File (Software602, Inc.) |
| WLT | eWallet File |
| WLT | WaveL Wavelet Compressed Graphic |
| WLT | Words of Worship Liturgy |
| WLV | Web Link Validator File |
| WLX | Total/Windows Commander Lister Plug-in (C. Ghisler & Co.) |
| WLZ | WinImage File |
| WM | Windows Media A/V File (Microsoft) |
| WM | Working Model Motion Simulation (MSC.Software) |
| WM$ | BASIC VB |
| WM2D | Working Model Motion Simulation (MSC.Software) |
| WM5 | Dyndlg2 File |
| WMA | Windows Media Audio File (Microsoft) |
| WMB | 3D GameStudio Map Entity (Conitec Corporation) |
| WMC | MathCAD Startup File Backup (Mathsoft Engineering & Education Inc.) |
| WMC | Wordmarc Text File |
| WMC | WordPerfect Macro (Corel Corporation) |
| WMD | Windows Media Download File (Microsoft Corporation) |
| WMD | WeaveMaker Design File (Designer Software LLC.) |
| WMDB | Media Player Ver. 9+ Library (Microsoft) |
| WME | Windows Media Encoder Session Profile (Microsoft) |
| WMF | Windows Metafile (Microsoft Corporation) |
| WMG | SecureDoc Encrypted Hard Drive Control File (WinMagic Inc.) |
| WMK | Oc2.316s Cakit File |
| WML | Wireless Markup Language File |
| WML | Website META Language File |
| WMLC | Compiled WML Document |
| WMLRC | Website META Language Configuration File |
| WMLS | WML Script |
| WMLSC | Compiled WML Script |
| WMN | DART Pro 98 Playlist |
| WMP | Infinity Game Engine World Map (BioWare Corp.) |
| WMP | JScript Proxy Auto-Configuration (Microsoft) |
| WMP | Windows Magic icon Palette |
| WMP | Windows Media Player File (Microsoft) |
| WMR | Windows Media Recorder Media Stream |
| WMS | Windows Media Skin File (Microsoft) |
| WMV | Windows Media File (Microsoft) |
| WMX | Audio Playlist |
| WMX | Windows Media Player A/V Shortcut (Microsoft) |
| WMZ | Windows Media Compressed Skin File (Microsoft) |
| WN | Write Now Text File |
| WN | Amiga Wanton Packer Song/Module |
| WND | WinG Hidden Palette task |
| WNE | WIDI Note Editor Recognition and Note Information (WIDI) |
| WNF | Outline Font (Corel) |
| WNG | Personal/Group/Network File Security Encrypted File (Whitenoise Laboratories, Inc.) |
| WNK | Three Degrees Wink (Microsoft) |
| WNS | PrintShop Newsletter |
| WNT | Mumath 30 File |
| WNT | Man Down Waypoint File |
| WO | WebObjects Project (Apple Computer, Inc.) |
| WO4 | STABCAL (stability calculation for aqueous systems) File |
| WO7 | STABCAL (stability calculation for aqueous systems) File |
| WOA | Windows Swap File |
| WOA | WebObjects Script (Apple Computer, Inc.) |
| WOB | RIO Designer Pro Object File |
| WOC | Windows OrgChart Organization |
| WOD | WebObjects Web Application Method File (Apple Computer, Inc.) |
| WOK | RenCode Database (Canadian Barcode & Plastic Card Supply Inc.) |
| WOL | Write:OutLoud Document (Don Johnston, Inc.) |
| WOR | MapInfo Workspace (MapInfo Corporation) |
| WOR | STABCAL (stability calculation for aqueous systems) File |
| WOS | Words of Worship Output Settings |
| WOT | WebEx Saved Meeting Movie |
| WOV | Cakewalk Home Studio Picture Cache Clip File (Cakewalk) |
| WOW | Grave Composer Music Module |
| WP | Font Writer Word Processing File (Sharp Electronics (U.K.) Ltd) |
| WP | WordPerfect Document (Corel Corporation) |
| WP | CorelDraw Graphic (Corel) |
| WP2 | WinPlot File |
| WP3 | WinPlot File |
| WP3 | PhotoStory 3 Project File (Microsoft Corporation) |
| WP4 | WordPerfect Ver. 4 Document (Corel Corporation) |
| WP5 | WordPerfect Ver. 5.0/5.1/5.2 Document (Corel Corporation) |
| WP6 | WordPerfect Ver. 6.0/6.1 Document (Corel Corporation) |
| WPA | ACT! Word Processor Document (Best Software CRM Division) |
| WPB | openCanvas Image |
| WPC | Word and Write File Converter (Microsoft) |
| WPC | WordPerfect Character Mapping File (Corel Corporation) |
| WPD | Windows Printer Driver |
| WPD | WordPerfect Screen Driver or Document (Corel Corporation) |
| WPD | 602PC SUITE Document File (Software602, Inc.) |
| WPD | ACT! Word Processor Document (Best Software CRM Division) |
| WPD | pfs:WindowWorks Document |
| WPD | SAW Pro / SAW Studio / SAW Plus (RML Labs) |
| WPE | openCanvas Record of Image Creation |
| WPF | Enable Document |
| WPF | Informs Form |
| WPF | WordPerfect Text File (Corel Corporation) |
| WPF | WorldPort Fax |
| WPG | WildTangent Branded .PNG File |
| WPG | WordPerfect/Drawperfect Graphic (Corel Corporation) |
| WPI | WCPUID Plug-in |
| WPJ | W32Dasm Project File |
| WPJ | Watcom C/C++ Project (Sybase) |
| WPJ | Watcom C/C++ Project |
| WPK | Keyboard |
| WPK | Nero Sound Editor File (Nero AG) |
| WPK | WordPerfect Macro (Corel Corporation) |
| WPL | Draxy Software Wallpaper Sequencer |
| WPL | Online WebPanel File |
| WPL | PFS WinWorks Spreadsheet |
| WPL | WHAT IF MOL-object |
| WPL | Windows Media Player Playlist (Microsoft Corporation) |
| WPL | Winwall |
| WPL | Words of Worship Playlist |
| WPM | WordPerfect Macro (Corel Corporation) |
| WPM | Pegasus Mail Log/Debug File (David Harris) |
| WPN | Rainbow Six: Rogue Spear Weapon File (Red Storm Entertainment, Inc.) |
| WPN | X-Plane Weapon (Laminar Research) |
| WPP | PLS-POLE ANSI Wood Pole Component File |
| WPP | Serif WebPlus File |
| WPP | WordPerfect Color Palette (Corel Corporation) |
| WPR | Wing IDE Main Project File (Archaeopteryx Software, Inc.) |
| WPS | Works Text Document (Microsoft) |
| WPT | 602PC SUITE Template Document File (Software602, Inc.) |
| WPT | WordPerfect Template (Corel Corporation) |
| WPT | Magellan GPS Waypoint File (Thales Navigation, Inc.) |
| WPT | Brother Word Processor Document (Brother Industries, Ltd.) |
| WPT | OziExplorer Waypoint (Des & Lorraine Newman) |
| WPT | GPS Pathfinder Office Waypoint File (Trinble Navigation Limited) |
| WPT | Fugawi Global Navigator Waypoint File (Northport Systems Inc.) |
| WPU | Wing IDE User-specific Project File (Archaeopteryx Software, Inc.) |
| WPW | PerfectWorks Document (Corel) |
| WPW | WordPerfect Document (Corel Corporation) |
| WPX | Printer Information File (Adobe) |
| WPZ | SeeYou Waypoint (Naviter) |
| WQ | Spreadsheet |
| WQ! | Compressed Quattro Pro Spreadsheet |
| WQ1 | Quattro Pro Spreadsheet |
| WQ2 | Quattro Pro Spreadsheet |
| WR! | Compressed Lotus Spreadsheet |
| WR$ | Modem Bitware Fax Disk6 File |
| WR1 | Symphony Spreadsheet File |
| WRAP | MediaForge Runtime Player Distribution Project (XMLAuthor, Inc.) |
| WRD | Charisma Template |
| WRD | Psion Series 3 Text/Word Document (Psion PLC) |
| WRF | WebEx Recording |
| WRI | Write Document (Microsoft) |
| WRK | Cakewalk Music Project File (Cakewalk) |
| WRK | Pension Administration System Work File (DATAIR Employee Benefit Systems, Inc.) |
| WRK | Spreadsheet File |
| WRL | Cosmo Player VRML Worlds |
| WRL | Live3D Plug-in for Netscape 3D Live Picture |
| WRL | Plain Text VRML File |
| WRM | WormWorld Level File (Kevin Ng) |
| WRML | Plain Text VRML File |
| WRP | Amiga Compressed Archive (Amiga) |
| WRPD | Wrapid Encapsulated Application (AEA Technology plc) |
| WRS | WordPerfect Windows Printer Driver (Corel Corporation) |
| WRT | IBM Writing Assistant File |
| WRX | Progress Database (Progress Software) |
| WRZ | Cosmo Player VRML Worlds |
| WRZ | GNUZIP Compressed VRML File |
| WRZ | Live32 Geometry for Netscape |
| WS | 1-2-3 Word Search Maker (Variety Games) |
| WS | APL Worksheet |
| WS | Hummingbird Exceed File |
| WS | IBM iSeries Client Access File |
| WS | Rhino 3D Ver. 1.0, 1.1, 2.0 File (Robert McNeel & Associates) |
| WS | SigmaNEST |
| WS | SmartWare Worksheet |
| WS | Windows Script File |
| WS | WordStar Ver. 5.0/6.0 Document |
| WS | Well Summary Well Depth Plot (InfoLogic Inc.) |
| WS | Train Simulator World Sound File (Microsoft Corporation) |
| WS1 | WordStar for Windows Ver. 1 Document |
| WS2 | WordStar for Windows Ver. 2 Document |
| WS3 | Rhino 3D Toolbar Collection File (pre-Sept 2003) (Robert McNeel & Associates) |
| WS3 | WordStar for Windows Ver. 3 Document |
| WS4 | WordStar for Windows Ver. 4 Document |
| WS4D | Web Server 4D Custom Web Page (MDG Computer Services) |
| WS5 | WordStar for Windows Ver. 5 Document |
| WS6 | WordStar for Windows Ver. 6 Document |
| WS7 | WordStar for Windows Ver. 7 Document |
| WSA | Animation Shop Workspace (Corel Corporation) |
| WSAD | WildTangent Actor Definition |
| WSBM | WildTangent Material File |
| WSC | RIO Designer Pro Scene File |
| WSC | Windows Script Component |
| WSD | EROSION 3D Watershed |
| WSD | WordStar Ver. 2000 Document |
| WSDL | Web Services Description Language |
| WSE | Wise File |
| WSF | Windows Script File |
| WSG | Words of Worship Song |
| WSGO | WildTangent Mesh and UVW Mapping File |
| WSH | Windows Script Host Settings File |
| WSI | Wise Windows Installer Project |
| WSI | Waterslide Island Level File (Jeff Boller) |
| WSIM | FirstStop WebSearch Import Module (FirstStop WebSearch, LLC) |
| WSM | SMS Installer Working File (Microsoft) |
| WSM | PagePainter Web Scheme File (Saltire Media) |
| WSMO | WildTangent Motion File |
| WSP | Chromeleon Wordspace |
| WSP | Fortran PowerStation Workspace |
| WSP | Paint Shop Pro Workspace (Corel Corporation) |
| WSP | Visual C++, FORTRAN Workspace Info (Microsoft) |
| WSP | Whisper 32 Password Manager |
| WSP | GENESYS Workspace (Eagleware Corporation) |
| WSQ | Wavelet-packet Scalar Quantization |
| WSQ | WinEsquema Flow Chart (Flavio Gonzalez Vazquez) |
| WSR | Crossword Genius |
| WSR | FirstStop WebSearch Search Results (FirstStop WebSearch, LLC) |
| WSRC | x-wais Source |
| WSS | ReliaSoft RG |
| WSS | Web Screen Saver Configuration File |
| WSS | Time Saving Test & Practice Generator Student Practice & Test Files (McDougal Littell (Houghton Mifflin Company)) |
| WSS | Works [Macintosh] Spreadsheet (Microsoft) |
| WSS | Operation Flashpoint Sound File (Bohemia Interactive and The Codemasters Software Company Limited) |
| WST | WordStar Text File |
| WST | NextSTART Theme (Winstep Software Technologies) |
| WSW | WebSite-Watcher Bookmark File (Martin Aignesberger) |
| WSW | WorkShelf Theme (Winstep Software Technologies) |
| WSWB | wordPROF French Student Workbook (Zeno IT Limited) |
| WSW_BAK | WebSite-Watcher Backup Bookmark File (Martin Aignesberger) |
| WSW_BAK2 | WebSite-Watcher Backup Bookmark File (Martin Aignesberger) |
| WSW_BAK3 | WebSite-Watcher Backup Bookmark File (Martin Aignesberger) |
| WSW_BAK4 | WebSite-Watcher Backup Bookmark File (Martin Aignesberger) |
| WSW_BAK5 | WebSite-Watcher Backup Bookmark File (Martin Aignesberger) |
| WSX | Audio Utility Sysex Wsysex File |
| WSX | WinMX Protocol List |
| WSZ | WinAmp Skin Zip File (Nullsoft) |
| WS_ | Visc15 Adressen Setup File |
| WT | WildTangent Branded .X 3D Model |
| WT2 | WordExpress Document Template |
| WTA | WinTune DLL |
| WTC | Watertec Encrypted Database (Watertite Limited) |
| WTD | WinTune Document |
| WTG | WAsP Data File (Ris? National Laboratory) |
| WTH | WildTangent Says Hello |
| WTK | WinTalk URL Address |
| WTK | OTDR Fiber Optics Analysis Trace (JDS Uniphase Corporation) |
| WTR | Winter Windows Scheduler File |
| WTS | NTgraph Qwknetv1 File |
| WTS | WION Technology Setup (WION Technology) |
| WTX | ASCII Text |
| WTX | WinTune Export Document |
| WTXT | WildTangent Branded .TXT File |
| WUI | WhatsUp Gold Network Map Polling Statistics (Ipswitch, Inc.) |
| WUL | Wincmd File |
| WUP | WhatsUp Gold Network Map (Ipswitch Inc.) |
| WUS | Writing With Symbols Wordlist (Widgit Software Ltd.) |
| WV | WavPack Lossless Audio Compression |
| WV | Sonarc Compressed WAV Audio |
| WVC | WaveCraft Sound |
| WVD | Starmoney Filter Zvl32 File |
| WVE | Component of a DIVX Movie Conversion |
| WVE | Psion Series 3a/3c/3mx Waveform Sound File (Psion PLC) |
| WVF | Yokogawa Oscilloscope Captured Data (Yokogawa Electric Corporation) |
| WVH | WebView Livescope Viewer |
| WVL | Wavelet Compressed Bitmap |
| WVOC | wordPROF French Vocabulary (Zeno IT Limited) |
| WVS | Wanvas |
| WVX | Windows Media Redirector (Microsoft) |
| WVZ | Must Music File |
| WW4 | WinWhatWhere Activity Log |
| WWA | WebSite-Watcher Archive |
| WWB | WordPerfect Button Bar (Corel Corporation) |
| WWD | Works Wizard File (Microsoft) |
| WWF | WWF Rant Pakk Sound File |
| WWK | WordPerfect Keyboard Layout (Corel Corporation) |
| WWL | Word Add-in File (Microsoft) |
| WWP | Works Wizard File (Microsoft) |
| WWP | Worms World Party Teams File |
| WWS | AutoRoute User Information (Microsoft) |
| WWS | Works Wizard File (Microsoft) |
| WWS | Writing With Symbols Document (Widgit Software Ltd.) |
| WWV | WildTangent Branded .WAV File (WildTangent, Inc.) |
| WX | WINX32 Data File (Don Beusee Software) |
| WX | wxBasic Program |
| WXA | Buxco System Hardware Configuration File (Buxco Electronics, Inc.) |
| WXB | EXP: The Scientific Word Processor |
| WXB | wxBasic Program |
| WXD | Homeworld Game Sound File (Sierra) |
| WXH | Homeworld Game Sound Control File (Sierra) |
| WXP | EXP: The Scientific Word Processor Document |
| WXR | wxWindows Resource File |
| WXS | Easy Cross Cross Stitch Design (Fulford Software Solutions) |
| WXW | WiNRADiO Extended Wave File (WiNRADiO Communications) |
| WYG | WYSIWYG Design (Cast Group of Companies Inc.) |
| WYN | WYNN Document File (Freedom Scientific Inc.) |
| WYT | WYSIWYG Template (Cast Group of Companies Inc.) |
| WZ | WinAmp Skin |
| WZB | Librarian of OZ Sharp Book Viewer Add-on |
| WZD | Sharp Organizer Program or Data File (Sharp Electronics Corp.) |
| WZFOLDER | WhizFolder Document (AvniTech Solutions) |
| WZG | WZebra File |
| WZN | WhizNotes Document (AvniTech Solutions) |
| WZS | MS Word Wizard |