| .VM$ | Henry Schein Inc. | Pliki z danymi | AVImark Data File | AVImark | Henry Schein Inc. |
| .VMB | Quicken | Pliki z danymi | Quicken 2002 Order Data | Intuit Quicken | Quicken |
| .VMD | Open Source | Pliki z danymi | Covox Raw Sample | Virtual Sound Blaster | Creative Technology Ltd. |
| .VMEM | VMware | Pliki z danymi | VMware Virtual Machine's Paging Data | VMware Workstation | VMware |
| .VMF | Valve | Pliki z danymi | Valve Map File | Valve Hammer Editor | Valve |
| .VMR | Brain Innovation | Pliki z danymi | BrainVoyager QX MRI Data | BrainVoyager QX | Brain Innovation |
| .VMS | Sega | Pliki z danymi | Dreamcast VMU Save File | Dream Explorer | Open Source |
| .VMSD | VMware | Pliki z danymi | VMware Snapshot Metadata File | VMware Workstation | VMware |
| .VMSN | VMware | Pliki z danymi | VMware Snapshot State File | VMware Workstation | VMware |
| .VMSS | VMware | Pliki z danymi | VMware Suspended State File | VMware Workstation | VMware |
| .VMT | VMware | Pliki z danymi | VMware Configuration File | VMware Workstation | VMware |
| .VNS | Cnet | Pliki z danymi | Visual Net Server Data | Visual Net Server | Cnet |
| .VO | Stephen B. Coy | Pliki z danymi | Vivid 2.0 Object Definition | Vivid 2.0 Raytracer | Stephen B. Coy |
| .VOICE | Apple | Pliki z danymi | Golden Orchard Apple II CD Rom File | Apple OS X | Apple |
| .VOK | hfrmobile | Pliki z danymi | PocketVok Vocabulary File | Vocabulary Trainer (VTrain) | Paul Rädle |
| .VP | Accellera Systems Initiative | Pliki z danymi | Verilog Encrypted Source Code File | Xilinx ISE WebPACK | Xilinx, Inc. |
| .VPJ | NCH Software | Pliki z danymi | VideoPad Video Editor Project File | VideoPad Video Editor | NCH Software |
| .VPL | Unknown Developer | Pliki z danymi | Karaoke Player Playlist | vanBasco's Karaoke Player | Open Source |
| .VPN | Qbik | Pliki z danymi | WinGate VPN Configuration | WinGate VPN | Qbik |
| .VPP | Visual Paradigm | Pliki z danymi | Visual Paradigm Project File | Visual Paradigm Suite | Visual Paradigm |
| .VPR | Adobe Systems Incorporated | Pliki z danymi | Adobe Premiere Preset | Adobe Premiere Pro CC | Adobe Systems Incorporated |
| .VPS | H+H Software GmbH | Pliki z danymi | Virtual CD Copy Template | H+H Software Virtual CD | H+H Software GmbH |
| .VPU | Avast Software | Pliki z danymi | Avast! Antivirus Data File | Avast Antivirus | Avast Software |
| .VPX | Avast Software | Pliki z danymi | Avast! Virus Update File | Avast Antivirus | Avast Software |
| .VRD | Microsoft Corporation | Pliki z danymi | Visio Report Definition File | Microsoft Visio | Microsoft Corporation |
| .VRM | Augmentra Ltd | Pliki z danymi | ViewRanger Map File | ViewRanger | Augmentra Ltd |
| .VRT | Superscape | Pliki z danymi | Virtual World | Internet Explorer | Microsoft Corporation |
| .VRX | Microsoft Corporation | Pliki z danymi | Report Data File | Microsoft Project 2016 | Microsoft Corporation |
| .VS | OpenGL | Pliki z danymi | Vertex Shader File | Microsoft DirectX SDK | Microsoft Corporation |
| .VSG | Anritsu | Pliki z danymi | Anritsu Vector Signal Generator Data | Vector Signal Generator | Anritsu |
| .VSGLOG | Microsoft Corporation | Pliki z danymi | Visual Studio File | Microsoft Visual Studio | Microsoft Corporation |
| .VSHADER | Microsoft Corporation | Pliki z danymi | Microsoft Visual Studio Data File | Microsoft Visual Studio | Microsoft Corporation |
| .VSMDI | Microsoft Corporation | Pliki z danymi | Microsoft Visual Studio Test Metadata | Microsoft Visual Studio | Microsoft Corporation |
| .VSPF | Microsoft Corporation | Pliki z danymi | Microsoft Visual Studio Performance Rules File | Microsoft Visual Studio | Microsoft Corporation |
| .VSR | Microsoft Corporation | Pliki z danymi | Microsoft Access Report | Microsoft Access | Microsoft Corporation |
| .VSS | The Omni Group | Pliki z danymi | Visio Stencil File | Microsoft Word 2016 | Microsoft Corporation |
| .VSSM | Microsoft Corporation | Pliki z danymi | Microsoft Visio 2013 Macro-Enabled Stencil File | Microsoft Office | Microsoft Corporation |
| .VSSX | Microsoft Corporation | Pliki z danymi | Microsoft Visio Stencil Data | Microsoft Office | Microsoft Corporation |
| .VST | Microsoft Corporation | Pliki z danymi | Targa Bitmap Image File | Adobe Illustrator CC | Adobe Systems Incorporated |
| .VSTO | Microsoft Corporation | Pliki z danymi | Microsoft Visual Studio Data | Microsoft Visual Studio | Microsoft Corporation |
| .VSV | Microsoft Corporation | Pliki z danymi | Virtual Machine Saved State File | Windows Virtual PC | Microsoft Corporation |
| .VSX | Microsoft Corporation | Pliki z danymi | Visio Stencil XML File | Microsoft Visio | Microsoft Corporation |
| .VT | Unknown Developer | Pliki z danymi | VT100 Terminal Data File | Unknown Software | Unknown Developer |
| .VTC | HBM PRENSCIA INC. | Pliki z danymi | BrainVoyager QX Time Course Data | ReliaSoft ALTA | HBM PRENSCIA INC. |
| .VTD | Microsoft Corporation | Pliki z danymi | Microsoft VOLT Glyph Data | Microsoft Windows | Microsoft Corporation |
| .VTI | Kitware, Inc. | Pliki z danymi | Visualization Toolkit Image Data | Visualization ToolKit | Interscape |
| .VTL | Paul Rädle | Pliki z danymi | Vocabulary Trainer File | Vocabulary Trainer (VTrain) | Paul Rädle |
| .VTP | Kitware, Inc. | Pliki z danymi | Visualization Toolkit Polygonal Data | Visualization ToolKit | Interscape |
| .VTS | Intel Corporation | Pliki z danymi | Intel VTune Program Performance Monitor Project | Intel VTune | Intel Corporation |
| .VTX | Richard Bannister | Pliki z danymi | VTX Chiptune File | Audio Overload | Richard Bannister |
| .VU | Sony | Pliki z danymi | Playstation 2 VU Development Source Code | PlayStation 2 | Sony |
| .VUD | Microsoft Corporation | Pliki z danymi | Virtual Machine Undo Drive File | Windows Virtual PC | Microsoft Corporation |
| .VUE | E-on Software, Inc. | Pliki z danymi | Vue Scene File | E-on Vue | E-on Software, Inc. |
| .VVF | Open Source | Pliki z danymi | Voc Vocabulary File | Voc | Open Source |
| .VVR | Unknown Developer | Pliki z danymi | ViVerify Repair File | ViVerify Repair | Unknown Developer |
| .VWR | The Wireshark Team | Pliki z danymi | Ixia IxVeriWave RAW 802.11 Capture File | Wireshark | The Wireshark Team |
| .VWS | SmartWare Corporation | Pliki z danymi | SmartWare Standard View | SmartWare | SmartWare Corporation |
| .VXF | Microsoft Corporation | Pliki z danymi | Microsoft Money Data | Microsoft Money | Microsoft Corporation |
| .VXM | Vista Software | Pliki z danymi | vTask Studio File | vTask Studio | Vista Software |
| .VXML | Voxeo Corporation | Pliki z danymi | VoiceXML File | Microsoft Notepad | Microsoft Corporation |
| .VXP | Interscape | Pliki z danymi | Mobile Application File | Mediatek MRE SDK | MediaTek |
| .VYM | SourceForge | Pliki z danymi | VYM Mind Map File | VYM | SourceForge |
| .VZM | Verizon | Pliki z danymi | Verizon Message File | Message+ | Verizon |
| .W14 | Genesis 2000, Inc | Pliki z danymi | Genesis 2000 Data | Genesis 2000 | Genesis 2000, Inc |
| .W3 | APL2000 | Pliki z danymi | APL+Win Workspace File | APL+Win | APL2000 |
| .W3C | WinCatalog.com | Pliki z danymi | WinCatalog Collection File | WinCatalog | WinCatalog.com |
| .W51 | Corel Corporation | Pliki z danymi | Corel WordPerfect 5.1 Document File | Corel WordPerfect | Corel |
| .W52 | Corel | Pliki z danymi | Corel WordPerfect For Windows Document | Corel WordPerfect | Corel |
| .W98 | Microsoft Corporation | Pliki z danymi | Microsoft Windows 98 Related Data | Microsoft Windows | Microsoft Corporation |
| .WAB | Microsoft Corporation | Pliki z danymi | Windows Address Book | Microsoft Outlook Express | Microsoft Corporation |
| .WAC | Wacom | Pliki z danymi | Inkling Sketch XML File | Adobe Illustrator CC | Adobe Systems Incorporated |
| .WAL | Nullsoft | Pliki z danymi | Winamp Modern Skin | Nullsoft Winamp | Nullsoft |
| .WALKER | Unknown Developer | Pliki z danymi | Unknown Apple II File. (found On Golden Orchard Apple II CD Rom) | Atom | GitHub, Inc. |
| .WAT | IBM | Pliki z danymi | IBM Voice Type Languages Map Data | IBM Voice Type | IBM |
| .WBC | Threefold Photos, Inc. | Pliki z danymi | Webshots Collection File | fCoder Group Image Converter Plus | fCoder |
| .WBF | Microsoft Corporation | Pliki z danymi | Microsoft Windows Batch File | Microsoft Notepad | Microsoft Corporation |
| .WBM | Jamie Cameron | Pliki z danymi | Webmin Module | Webmin | Jamie Cameron |
| .WBN | University of New South Wales Water Research Laboratory | Pliki z danymi | WBNM Flood Hydrograph Model File | WBNM | University of New South Wales Water Research Laboratory |
| .WBT | Nabi Studios | Pliki z danymi | Toribash Help File | Toribash | Nabi Studios |
| .WC2 | AllNetic | Pliki z danymi | Working Time Tracker File | Working Time Tracker | AllNetic |
| .WCAT | WinCatalog.com | Pliki z danymi | WinCatalog Collection File | WinCatalog | WinCatalog.com |
| .WCD | Microsoft Corporation | Pliki z danymi | Microsoft Works Calendar File | Microsoft Works | Microsoft Corporation |
| .WCF | Microsoft Corporation | Pliki z danymi | WebEx Saved Chat Session | Microsoft Notepad | Microsoft Corporation |
| .WCI | Microsoft Corporation | Pliki z danymi | Microsoft Indexing Service Catalog File | Windows XP | Microsoft Corporation |
| .WCK | Bentley Systems | Pliki z danymi | WaterCAD Data | WaterCAD | Bentley Systems |
| .WCL | Interscape | Pliki z danymi | WellCAD Log File | WellCAD | Interscape |
| .WCP | Corel | Pliki z danymi | WinDVD Creator Project File | Corel WinDVD | Corel |
| .WCT | FairLogic Systems | Pliki z danymi | WordCast Project | WordCast | FairLogic Systems |
| .WD3 | MetaProducts® Systems | Pliki z danymi | Offline Explorer Data File | Offline Explorer | MetaProducts® Systems |
| .WDF | Workshare | Pliki z danymi | Workshare Compare DeltaFile | Workshare Compare | Workshare |
| .WDQ | MetaProducts® Systems | Pliki z danymi | Offline Explorer Queue File | Offline Explorer | MetaProducts® Systems |
| .WDT | SYNAMETIRCS | Pliki z danymi | WinSQL Schema Diff Template | WinSQL | SYNAMETIRCS |
| .WDY | PC SOFT | Pliki z danymi | WINDEV Run-time Template File | WinDev | PC SOFT |
| .WEA | Autodesk, Inc. | Pliki z danymi | Ecotect Weather File | Ecotect Analysis | Autodesk, Inc. |
| .WEBPART | Microsoft Corporation | Pliki z danymi | Microsoft SharePoint Web Part File | Microsoft SharePoint | Microsoft Corporation |
| .WEF | Microsoft Corporation | Pliki z danymi | Microsoft Exchange File System Format | Microsoft Exchange Server | Microsoft Corporation |
| .WER | Microsoft Corporation | Pliki z danymi | Windows Error Report File | Microsoft Notepad | Microsoft Corporation |
| .WESTERN | Unknown Developer | Pliki z danymi | Unknown Apple II File. (found On Golden Orchard Apple II CD Rom) | Atom | GitHub, Inc. |
| .WF1 | IHS Global, Inc. | Pliki z danymi | EViews Work File | EViews | IHS Global, Inc. |
| .WFK | Embarcadero Technologies | Pliki z danymi | Delphi Data File | Delphi (IDE) | Embarcadero Technologies |
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