All Microsoft Viewers,Openers,File Formats,Types,Extensions
TOTAL
Extensions

876

Total Extension Name
TOTAL
Type

876

Total Extension Type
Browse Extensions

All Microsoft File Formats, Types, Extensions

Extension Name Extension Type Category Dev.Company File Format
._EML File Extension Windows Live Mail Email File Misc Microsoft Unknown
.000 File Extension Indexing Service Data File System Microsoft Binary
.000 File Extension DoubleSpace Compressed File Compressed Microsoft Unknown
._NWS File Extension Windows Live Mail Newsgroup Copy File Misc Microsoft Unknown
.$01 File Extension DOS Pipe File Developer Microsoft Unknown
.386 File Extension Windows Virtual Device Driver System Microsoft Unknown
.ASX File Extension Microsoft ASF Redirector File Video Microsoft Text
.ACCDB File Extension Access 2007 Database File Database Microsoft Zip
.AVI File Extension Audio Video Interleave File Video Microsoft Binary
.ASF File Extension Advanced Systems Format File Video Microsoft Binary
.AXD File Extension ASP.NET Web Handler File Web Microsoft Binary
.AW File Extension Answer Wizard File Data Microsoft Binary
.APPREF-MS File Extension Microsoft Application Reference File Settings Microsoft Text
.APPLICATION File Extension ClickOnce Deployment Manifest File Settings Microsoft XML
.ASAX File Extension ASP.NET Server Application File Web Microsoft Text
.ALX File Extension ActiveX Layout Control File Web Microsoft Text
.ANI File Extension Windows Animated Cursor System Microsoft Binary
.ADP File Extension Access Project Database Microsoft Unknown
.ASD File Extension Word AutoSave File Backup Microsoft Binary
.ASMX File Extension ASP.NET Web Service File Web Microsoft Unknown
.ASM File Extension Visual Studio Assembler Source Code File Developer Microsoft Text
.ADI File Extension Dynamics AX Developer Documentation Index File Misc Microsoft Unknown
.ACCDT File Extension Microsoft Access Database Template Database Microsoft Zip
.AVHD File Extension Hyper-V SnapShot File Disk Image Microsoft Binary
.AXE File Extension AutoRoute Map File GIS Microsoft Binary
.APPX File Extension Windows 8 App Package Developer Microsoft Binary
.APPXUPLOAD File Extension Windows 8 App Upload Package Developer Microsoft Binary
.ACG File Extension Agent Preview File Data Microsoft Unknown
.ACCDR File Extension Access Runtime Application Database Microsoft Binary
.ACCDC File Extension Microsoft Access Signed Package Database Microsoft Binary
.ACCDE File Extension Access Execute Only Database Database Microsoft Binary
.ABF File Extension Analysis Services Backup File Backup Microsoft Binary
.AOI File Extension Dynamics AX Application Object Index File Misc Microsoft Unknown
.AML File Extension Microsoft Assistance Markup Language File Misc Microsoft XML
.ALC File Extension Dynamics AX Label Description File Data Microsoft Unknown
.ACF File Extension Agent Character Data File Data Microsoft Unknown
.AXT File Extension Microsoft AutoRoute Template GIS Microsoft Binary
.AGE3SCN File Extension Age of Empires 3 Scenario File Game Microsoft Binary
.ADMX File Extension Group Policy Administrative Template File System Microsoft Binary
.APS File Extension Visual C++ Resource File Developer Microsoft Binary
.AR File Extension Midtown Madness Data File Game Microsoft Zip
.AVB File Extension Microsoft Comic Chat Character Raster Image Microsoft Unknown
.AGE3SAV File Extension Age of Empires 3 Save File Game Microsoft Unknown
.ACL File Extension AutoCorrect List File Misc Microsoft Unknown
.AWD File Extension Microsoft Fax Document Raster Image Microsoft Binary
.ASCX File Extension ASP.NET User Control File Web Microsoft Unknown
.AGE3REC File Extension Age of Empires 3 Recording Game Microsoft Unknown
.AGE3YSAV File Extension Age of Empires 3: The Asian Dynasties Save File Game Microsoft Unknown
.AGE3XSAV File Extension Age of Empires 3: The WarChiefs Save File Game Microsoft Unknown
.AOD File Extension Dynamics AX Object Data File Misc Microsoft Unknown
.ALT File Extension Dynamics AX Temporary File Misc Microsoft Unknown
.AHI File Extension Dynamics AX Online Help Index File Misc Microsoft Unknown
.AHD File Extension Dynamics AX Online Help Data File Misc Microsoft Unknown
.ADE File Extension Access Project Extension Database Microsoft Binary
.ALI File Extension Dynamics AX Label Index File Data Microsoft Unknown
.ACS File Extension Agent Character File Misc Microsoft Unknown
.ALD File Extension Dynamics AX Application Label Data File Data Microsoft Unknown
.ADD File Extension Dynamics AX Developer Documentation File Misc Microsoft Unknown
.AUTOMATICDESTINATIONS-MS File Extension Windows Jump List File System Microsoft Binary
.ACCDU File Extension Access Add-in File Plugin Microsoft Binary
.ADN File Extension Access Blank Project Template Database Microsoft Binary
.ACA File Extension Agent Character Animation File Data Microsoft Unknown
.ATE File Extension Office Accounting Compressed Backup File Backup Microsoft Binary
.ACW File Extension Windows Accessibility Wizard File Settings Microsoft Unknown
.CS File Extension Visual C# Source Code File Developer Microsoft Text
.CPL File Extension Windows Control Panel Item System Microsoft Unknown
.CAB File Extension Windows Cabinet File System Microsoft Binary
.CRD File Extension Windows CardSpace File Misc Microsoft Binary
.CDB File Extension Pocket Access Database Database Microsoft Binary
.CPI File Extension Codepage Information File System Microsoft Unknown
.CONTACT File Extension Windows Contact File Data Microsoft Binary
.CDX File Extension Compound Index File Data Microsoft Unknown
.CLG File Extension Windows Catalog File Settings Microsoft Binary
.CSPROJ File Extension Visual Studio C# Project Developer Microsoft Unknown
.C2R File Extension Windows Media Center Click-To-Record File Settings Microsoft XML
.CMD File Extension Windows Command File Executable Microsoft Text
.CHM File Extension Compiled HTML Help File Web Microsoft Binary
.CLW File Extension Visual C++ ClassWizard File Developer Microsoft Unknown
.CVR File Extension Microsoft Crash Report File Misc Microsoft Unknown
.CPF File Extension Cab Provisioning Format File Settings Microsoft Binary
.CAT File Extension Windows Catalog File System Microsoft Binary
.CPN File Extension Age of Mythology Campaign File Game Microsoft Binary
.CRDS File Extension Windows CardSpace Backup File Backup Microsoft Binary
.CSX File Extension Visual C# Script Developer Microsoft Text
.CKP File Extension SQL Server Checkpoint File Database Microsoft Binary
.CTX File Extension Visual Basic Control Binary File Developer Microsoft Unknown
.CTT File Extension Messenger Contact List Data Microsoft XML
.CRWL File Extension Windows Crawl File Text Microsoft Unknown
.CD File Extension Visual Studio Class Diagram Developer Microsoft XML
.CHK File Extension Saved File Fragment Misc Microsoft Binary
.CTL File Extension Visual Basic UserControl Object File Developer Microsoft Unknown
.CBT File Extension Computer Based Training File Misc Microsoft Unknown
.CPX File Extension Rise of Rome Campaign File Game Microsoft Binary
.CAMP File Extension WCS Color Appearance Model Profile File Settings Microsoft XML
.CNT File Extension Help Contents File System Microsoft Text
.CRTX File Extension Office 2007 Chart Template File Data Microsoft Binary
.CLB File Extension COM+ Catalog File System Microsoft Binary
.CTSYM File Extension Visual Studio Command Table Output File Developer Microsoft Unknown
.CAG File Extension ClipArt Gallery Package Vector Image Microsoft Binary
.CTO File Extension Visual Studio Binary Command Table Output File Developer Microsoft Binary
.CTC File Extension Visual Studio Command Table Configuration File Developer Microsoft Text
.CDMP File Extension WCS Device Model Profile System Microsoft Text
.CHT File Extension Windows Chinese Traditional Noise-Word List File System Microsoft Text
.CHG File Extension Windows Net Logon File System Microsoft Unknown
.CMS File Extension Connection Manager Service Profile Data Microsoft Unknown
.COMFYCAKESSAVE-MS File Extension Comfy Cakes Saved Game Game Microsoft Unknown
.CHESSTITANSSAVE-MS File Extension Microsoft Chess Titans Saved Game Game Microsoft Binary
.CHS File Extension Windows Chinese Noise-Word List File System Microsoft Text
.DOCX File Extension Microsoft Word Open XML Document Text Microsoft Zip
.DESKTHEMEPACK File Extension Windows 8 Desktop Theme Pack File System Microsoft Binary
.DDS File Extension DirectDraw Surface Raster Image Microsoft Binary
.DOC File Extension Microsoft Word Document Text Microsoft Binary
.DOC File Extension WordPad Document Text Microsoft Unknown
.DB File Extension Windows Thumbnail Cache Misc Microsoft Unknown
.DAT File Extension Windows Registry Hive File System Microsoft Binary
.DVR-MS File Extension Microsoft Digital Video Recording Video Microsoft Binary
.DT2 File Extension Windows Live Messenger Emoticon Image File Raster Image Microsoft Binary
.DLX File Extension Renamed DLL File System Microsoft Binary
.DEX File Extension Excel Spreadsheet Spreadsheet Microsoft Binary
.DOTX File Extension Word Open XML Document Template Text Microsoft Zip
.DOT File Extension Word Document Template Page Layout Microsoft Binary
.DIF File Extension Data Interchange Format Data Microsoft Text
.DBX File Extension Outlook Express E-mail Folder Misc Microsoft Binary
.DBX File Extension Visual FoxPro Table Database Microsoft Unknown
.DIAGCAB File Extension Troubleshooting Pack Cabinet File System Microsoft Binary
.DL File Extension Zoo Tycoon 2 Data File Game Microsoft Binary
.DESIGN File Extension Microsoft Expression Design Drawing Vector Image Microsoft Unknown
.DDF File Extension Diamond Directive File Settings Microsoft Text
.DDT File Extension Age of Mythology Textures File Raster Image Microsoft Binary
.DV-AVI File Extension Microsoft DV-AVI Video File Video Microsoft Binary
.DBPROJ File Extension Visual Studio Database Project File Developer Microsoft XML
.DGML File Extension Visual Studio Directed Graph Document Developer Microsoft XML
.DGSL File Extension Visual Shader Graph File Developer Microsoft Unknown
.DICT File Extension Dictionary File Data Microsoft Unknown
.DUN File Extension Dial Up Network File Settings Microsoft Unknown
.DL_ File Extension Compressed DLL File Compressed Microsoft Binary
.DTSX File Extension DTS Settings File Database Microsoft Text
.DIT File Extension Active Directory Information Tree File System Microsoft Binary
.DVR File Extension Microsoft Recorded TV Show Video Microsoft Binary
.DACPAC File Extension SQL Server Data Tier Application Package Database Microsoft Zip
.DOCM File Extension Word Open XML Macro-Enabled Document Text Microsoft Zip
.DOTM File Extension Word Open XML Macro-Enabled Document Template Text Microsoft Zip
.DOWNLOADHOST File Extension MSN Download Settings File Settings Microsoft Unknown
.DISCO File Extension DISCO Discovery Document Web Microsoft XML
.DISCOMAP File Extension DISCO Discovery Output File Web Microsoft Unknown
.DSW File Extension Visual C++ 6 Workspace File Settings Microsoft Unknown
.DSP File Extension Visual C++ 6 Project Developer Microsoft Unknown
.DAP File Extension Access Data Access Page Web Microsoft Unknown
.DA0 File Extension Windows Registry Backup File Backup Microsoft Unknown
.DQY File Extension Excel Query File Database Microsoft Binary
.DEP File Extension Windows Dependency File Developer Microsoft Text
.DIAGPKG File Extension Troubleshooting Pack File System Microsoft Unknown
.DIAGCFG File Extension Troubleshooting Pack Configuration File System Microsoft Unknown
.DICPROOF File Extension Microsoft Dictionary Proofing File Settings Microsoft Binary
.DNC File Extension Windows Dancer File Video Microsoft Binary
.DOCXML File Extension Microsoft Word XML Document Text Microsoft XML
.DOTHTML File Extension Microsoft Word HTML Document Template Web Microsoft Unknown
.DOCMHTML File Extension Microsoft Word MIME HTML Document Web Microsoft Binary
.DOCHTML File Extension Microsoft Word HTML Document Web Microsoft Unknown
.EMZ File Extension Windows Compressed Enhanced Metafile Vector Image Microsoft Binary
.EML File Extension E-Mail Message Text Microsoft Text and Binary
.EMF File Extension Enhanced Windows Metafile Vector Image Microsoft Binary
.EFP File Extension Exchange Forms Designer Template Data Microsoft Unknown
.ETL File Extension Microsoft Event Trace Log File System Microsoft Binary
.EDRWX File Extension XPS Drawing Document Page Layout Microsoft Binary
.EVTX File Extension Windows 7 Event Log File System Microsoft Binary
.EVT File Extension Windows Event Viewer Log File System Microsoft Binary
.EX_ File Extension Renamed Windows Executable File Executable Microsoft Binary
.EX_ File Extension Compressed Executable File Executable Microsoft Binary
.EDMX File Extension ADO.NET Entity Data Model Designer File Developer Microsoft Unknown
.EBD File Extension Windows EBD System File System Microsoft Binary
.ECF File Extension Outlook Add-in Plugin Microsoft Unknown
.EDB File Extension Exchange Information Store Database Database Microsoft Unknown
.EXD File Extension Control Information Cache File Misc Microsoft Binary
.EST File Extension Streets & Trips Map File GIS Microsoft Unknown
.EFTX File Extension Office 2007 Theme Effect File Settings Microsoft Zip
.EYB File Extension Microsoft Encarta Yearbook Update File Misc Microsoft Unknown
.ELM File Extension Office Theme File Settings Microsoft Binary
.FXP File Extension FoxPro Compiled Program Executable Microsoft Unknown
.FRM File Extension Visual Basic Text Form Developer Microsoft Text
.FSX File Extension Visual F# Script File Developer Microsoft Text
.FDB File Extension Microsoft Dynamics NAV Database File Database Microsoft Unknown
.FLT File Extension Flight Simulator Saved Flight Data Microsoft Unknown
.FPPX File Extension Microsoft Fresh Paint Painting File Raster Image Microsoft Binary
.FSSAVE File Extension Flight Simulator Save File Game Microsoft Unknown
.FFX File Extension Microsoft Find Fast Index System Microsoft Unknown
.FDM File Extension Exchange Forms Designer Form Message Data Microsoft Unknown
.FL File Extension Freelancer Saved Game File Game Microsoft Binary
.FSSCRIPT File Extension Visual F# Script Developer Microsoft Text
.FEEDBACK File Extension Expression SketchFlow Feedback File Misc Microsoft Unknown
.FLOW File Extension Expression SketchFlow Data File Data Microsoft Unknown
.FBK File Extension Microsoft Dynamics NAV Backup File Backup Microsoft Unknown
.FOB File Extension Dynamics NAV Object Container File Data Microsoft Unknown
.FUL File Extension Microsoft Backup File List Backup Microsoft Unknown
.FLF File Extension Microsoft Dynamics NAV License File Misc Microsoft Unknown
.FRX File Extension Visual Basic Binary Form File Developer Microsoft Binary
.FRX File Extension FoxPro Report Developer Microsoft Unknown
.FFU File Extension Full Flash Update Image File Misc Microsoft Unknown
.FFA File Extension Find Fast Status File System Microsoft Unknown
.FFL File Extension Find Fast Document List System Microsoft Unknown
.FREECELLSAVE-MS File Extension Microsoft FreeCell Saved Game Game Microsoft Binary
.FND File Extension Windows Saved Search Misc Microsoft Unknown
.FID File Extension Microsoft Catalog Indexing Service File System Microsoft Binary
.GADGET File Extension Windows Gadget Executable Microsoft Zip
.GROUP File Extension Windows Contacts Group File System Microsoft Binary
.GCW File Extension Microsoft Mathematics Worksheet Data Microsoft Binary
.GRP File Extension Windows Program Manager Group System Microsoft Unknown
.GRV File Extension Office Groove File Data Microsoft XML
.GAU File Extension Flight Simulator Gauge File Misc Microsoft Unknown
.GRA File Extension Microsoft Graph File Data Microsoft Binary
.GID File Extension Windows Help Global Index File Settings Microsoft Unknown
.GTHR File Extension Gather Log File Text Microsoft Unknown
.GLY File Extension Word Glossary File Misc Microsoft Unknown
.GMMP File Extension WCS Gamut Map Model Profile System Microsoft Binary
.GQSX File Extension Microsoft Office SmartArt Styles File Settings Microsoft Binary
.GWP File Extension Greetings Workshop Project File Data Microsoft Binary
.GDFMAKERPROJECT File Extension GDF Editor Project File Developer Microsoft Unknown
.GLOX File Extension Microsoft Office SmartArt Graphics Layout File Vector Image Microsoft Binary
.GCSX File Extension Microsoft Office SmartArt Color File Settings Microsoft Zip
.GRL File Extension Windows Update Status File System Microsoft Unknown
.HLP File Extension Windows Help File System Microsoft Binary
.HLSL File Extension High Level Shader Language File 3D Image Microsoft Text
.HDS File Extension Microsoft PlayReady Data File Data Microsoft Binary
.HIV File Extension Windows Registry Hive File System Microsoft Unknown
.HOL File Extension Outlook Holidays File Data Microsoft Text
.H1S File Extension Windows Assistance Platform Help File System Microsoft Binary
.HTA File Extension HTML Application Executable Microsoft Text
.HTX File Extension HTML Extension File Web Microsoft Unknown
.HHC File Extension HTML Help Table of Contents System Microsoft Unknown
.HHK File Extension HTML Help Index System Microsoft Unknown
.HTT File Extension Hypertext Template File System Microsoft Unknown
.HHT File Extension Help and Support Center HHT File Text Microsoft XML
.HDMP File Extension Windows Heap Dump System Microsoft Unknown
.HXS File Extension Help 2 Compiled Help File Web Microsoft Text
.HXA File Extension Microsoft Help 2 Attribute Definition File Misc Microsoft XML
.HXK File Extension Microsoft Help 2 Index File Misc Microsoft Unknown
.HXE File Extension Microsoft Help 2 Sample Definition File Misc Microsoft Unknown
.HXC File Extension Microsoft Help 2 Collection Definition File Misc Microsoft Unknown
.HTC File Extension HTML Component File Web Microsoft Text
.HSH File Extension Windows Catalog Search Index File System Microsoft Binary
.H1Q File Extension Microsoft Help Merged Query Index File Misc Microsoft Unknown
.INS File Extension Internet Settings File Settings Microsoft Unknown
.INS File Extension Internet Naming Service File System Microsoft Unknown
.IPF File Extension SMS Installer Script Executable Microsoft Unknown
.I File Extension Visual Studio Intermediate File Developer Microsoft Binary
.IDL File Extension Interface Definition Language File Developer Microsoft Unknown
.INL File Extension C++ Inline File Developer Microsoft Text
.ICD File Extension Installable Client Driver File Settings Microsoft Unknown
.IDT File Extension Windows Installer Database Text Archive File Developer Microsoft Text
.ILK File Extension Incremental Linking File Developer Microsoft Binary
.ITEMDATA-MS File Extension Windows 8 Start Screen Item Data File System Microsoft Binary
.ICL File Extension Windows Icon Library File System Microsoft Binary
.IMD File Extension Microsoft VisioModeler File Vector Image Microsoft Unknown
.IQY File Extension Internet Query Web Microsoft Text
.ISP File Extension IIS Internet Service Provider Settings Settings Microsoft Unknown
.IME File Extension Windows Input Method Editor File System Microsoft Binary
.ITS File Extension Internet Document Set System Microsoft Unknown
.IAF File Extension Outlook Internet Account File Settings Microsoft Binary
.INFOPATHXML File Extension Microsoft InfoPath Form Page Layout Microsoft Text
.JTP File Extension Windows Journal Template Page Layout Microsoft Binary
.JXR File Extension JPEG XR Image Raster Image Microsoft Binary
.JOB File Extension Windows Task Scheduler Job File System Microsoft Binary
.JSE File Extension JScript Encoded File Executable Microsoft Text
.JET File Extension JET Database File Database Microsoft Unknown
.JCZ File Extension Liquid Motion Animation Web Microsoft Unknown
.JTX File Extension ESE Transaction Log Database Microsoft Binary
.JTX File Extension XPS Document Page Layout Microsoft XML
.JRS File Extension Exchange Reserve Transaction Log File Misc Microsoft Unknown
.JPN File Extension Windows Japanese Noise-Word List File System Microsoft Text
.KHI File Extension Dynamics AX Kernel Help Index File Misc Microsoft Unknown
.KHD File Extension Dynamics AX Kernel Help Data File Misc Microsoft Unknown
.KODU File Extension Kodu Game File Game Microsoft Binary
.KOR File Extension Windows Korean Noise-Words List File System Microsoft Text
.LNK File Extension Windows File Shortcut System Microsoft Binary
.LRF File Extension Microsoft Linker Response File Developer Microsoft Unknown
.LIT File Extension eBook File eBook Microsoft Unknown
.LDF File Extension SQL Server Transaction Log File Data Microsoft Binary
.LSPROJ File Extension Visual Studio LightSwitch Project Developer Microsoft XML
.LIBRARY-MS File Extension Windows Library Description File System Microsoft Text
.LSF File Extension Streaming Media Format Video Microsoft Unknown
.LICX File Extension Visual Studio License File Developer Microsoft Unknown
.LICENSES File Extension Visual Studio Licensed Classes File Developer Microsoft Unknown
.LDB File Extension Microsoft Access Lock File Misc Microsoft Unknown
.LXA File Extension Microsoft Speech Lexicon File Misc Microsoft Unknown
.LWV File Extension Linguistically Enhanced Sound File Audio Microsoft Unknown
.LBX File Extension FoxPro Label File Data Microsoft Unknown
.LSX File Extension Streaming Media Shortcut Video Microsoft Unknown
.LACCDB File Extension Microsoft Access Lock File Data Microsoft Unknown
.MDF File Extension SQL Server Database File Database Microsoft Unknown
.MSI File Extension Windows Installer Package Misc Microsoft Binary
.MDB File Extension Microsoft Access Database Database Microsoft Binary
.MAT File Extension Microsoft Access Table Shortcut File Misc Microsoft Binary
.MSO File Extension Inline E-mail Attachment Misc Microsoft Unknown
.MPX File Extension Microsoft Project Exchange File Data Microsoft Text
.MMF File Extension Microsoft Message File Data Microsoft Unknown
.MSHC File Extension Microsoft Help Container File Developer Microsoft Zip
.MENC File Extension Windows Mobile Encrypted File Data Microsoft Binary
.MST File Extension Windows Installer Setup Transform File Settings Microsoft Unknown
.MPP File Extension Microsoft Project File Data Microsoft Binary
.MSP File Extension Windows Installer Patch System Microsoft Binary
.MSP File Extension Microsoft Paint Bitmap Image Raster Image Microsoft Binary
.MDI File Extension Microsoft Document Imaging File Page Layout Microsoft Binary
.MBR File Extension Zune Smooth Streaming File Audio Microsoft Unknown
.MBF File Extension Microsoft Money Backup File Backup Microsoft Binary
.MPD File Extension Microsoft Project Database Database Microsoft Binary
.MSHA File Extension Microsoft Help Asset File Developer Microsoft XML
.MSHI File Extension Microsoft Help Index File Developer Microsoft Binary
.MML File Extension Microsoft Clip Organizer File Data Microsoft Binary
.MCL File Extension Windows Media Center Link File Settings Microsoft XML
.MUM File Extension Windows Vista Update Package System Microsoft Unknown
.MPF File Extension Microsoft Media Package FIle Raster Image Microsoft Unknown
.MAHJONGTITANSSAVE-MS File Extension Mahjong Titans Saved Game Game Microsoft Unknown
.MINESWEEPERSAVE-MS File Extension Minesweeper Saved Game Game Microsoft Binary
.MAF File Extension Microsoft Access Form Database Microsoft Unknown
.MPS File Extension Pocket Streets Map File GIS Microsoft Unknown
.MLC File Extension Microsoft Language Interface Pack System Microsoft Binary
.MAR File Extension Microsoft Access Report Database Microsoft Unknown
.MSRCINCIDENT File Extension Windows Remote Assistance Invitation File Misc Microsoft XML
.MLB File Extension Visual FoxPro Library Developer Microsoft Binary
.MMW File Extension Microsoft Clip Organizer Media Catalog File Data Microsoft Binary
.MSM File Extension Windows Installer Merge Module Settings Microsoft Binary
.MSWMM File Extension Windows Movie Maker Project Video Microsoft Binary
.MBG File Extension Microsoft Mailbag Data Microsoft Unknown
.MSSTYLES File Extension Windows XP Style System Microsoft Unknown
.MDE File Extension Compiled Access Add-in File Plugin Microsoft Binary
.MUI File Extension Multilingual User Interface File System Microsoft Binary
.MDA File Extension Access Add-in Plugin Microsoft Unknown
.MSC File Extension Microsoft Management Console Snap-in Control File System Microsoft XML
.MAV File Extension Access View File Database Microsoft Unknown
.MAQ File Extension Microsoft Access Query Database Microsoft Unknown
.MANIFEST File Extension Windows Application Manifest File System Microsoft XML
.MPT File Extension Microsoft Project Template Data Microsoft Binary
.MMC File Extension Microsoft Media Catalog Data Microsoft Unknown
.MSN File Extension Host Blocking File Settings Microsoft Unknown
.MSU File Extension Windows Vista Update Package Misc Microsoft Binary
.MGX File Extension Rise of Nations Saved Game Game Microsoft Unknown
.MGX File Extension Age of Empires 2 Expansion Replay File Game Microsoft Unknown
.MGL File Extension Age of Empires 2 Replay File Game Microsoft Unknown
.MYAPP File Extension Visual Studio Application XML File Developer Microsoft XML
.MCO File Extension Live Messenger Winks File Misc Microsoft Unknown
.MAILHOST File Extension MSN Mailhost Settings File Settings Microsoft Unknown
.MBSA File Extension Microsoft Baseline Security Analyzer File Data Microsoft Binary
.MZZ File Extension Microsoft .NET Download Package Misc Microsoft Binary
.MUI_CCCD5AE0 File Extension Hid User Library System Microsoft Text and Binary
.MAD File Extension Access Module Shortcut Misc Microsoft Unknown
.MFCRIBBON-MS File Extension MFC Ribbon Definition XML File Developer Microsoft XML
.MCT File Extension Windows Live Messenger Data File Data Microsoft Unknown
.MGC File Extension Microsoft Clip Organizer Media Catalog Vector Image Microsoft Binary
.MAG File Extension Access Diagram Shortcut File Misc Microsoft Binary
.MASTER File Extension ASP.NET Master Page Web Microsoft Text
.MIG File Extension Windows Migration Backup File Backup Microsoft Binary
.MAW File Extension Access Data Access Page Database Microsoft Unknown
.MDT File Extension Microsoft Access Data File Data Microsoft Binary
.MNY File Extension Microsoft Money File Data Microsoft Unknown
.MIC File Extension Image Composer File Raster Image Microsoft Binary
.MAM File Extension Microsoft Access Macro Executable Microsoft Unknown
.MESH File Extension DirectX Mesh File 3D Image Microsoft Binary
.MPW File Extension Microsoft Project Workspace File Settings Microsoft Unknown
.MDBHTML File Extension Microsoft Access Database HTML File Database Microsoft Unknown
.NLS File Extension Microsoft National Language Support File System Microsoft Binary
.NT File Extension Windows NT Startup File System Microsoft Unknown
.NWS File Extension Windows Live Mail Newsgroup File Data Microsoft Unknown
.NFO File Extension Age of Empires Player File Game Microsoft Binary
.NK2 File Extension Outlook 2002 Nickname File Misc Microsoft Unknown
.NDF File Extension SQL Server Secondary Database File Database Microsoft Unknown
.NICK File Extension Outlook 2000 Nickname File Misc Microsoft Unknown
.NAV File Extension MSN Application Extension File Misc Microsoft Unknown
.NCH File Extension Outlook Express Folder File Misc Microsoft Unknown
.OBI File Extension Outlook RSS Subscription File Settings Microsoft XML
.ODS File Extension Outlook Express 5 Mailbox Misc Microsoft Unknown
.OSDX File Extension Search Connector Description File Settings Microsoft XML
.OEACCOUNT File Extension Windows Mail Account File Data Microsoft XML
.OBD File Extension Office Binder Document Data Microsoft Binary
.OST File Extension Outlook Offline Folder File Misc Microsoft Binary
.ONEPKG File Extension Microsoft OneNote Package File Backup Microsoft Unknown
.OEM File Extension OEM Setup File Settings Microsoft Text
.ODC File Extension Office Data Connection File Settings Microsoft Text
.OSS File Extension Microsoft Outlook Saved Search File Settings Microsoft Binary
.ONETOC2 File Extension Microsoft OneNote Table of Contents File Settings Microsoft Binary
.OLP File Extension Office Live Package Web Microsoft Unknown
.ODL File Extension Object Description Language File Developer Microsoft Text
.OQY File Extension Excel OLAP Query File Database Microsoft Unknown
.OCA File Extension Custom Control Library Type File Developer Microsoft Unknown
.ODX File Extension BizTalk Server Orchestration File Data Microsoft Unknown
.ONE File Extension OneNote Document Data Microsoft Unknown
.OLB File Extension OLE Object Library Misc Microsoft Binary
.OFT File Extension Outlook File Template Data Microsoft Unknown
.OFC File Extension Open Financial Connectivity File Data Microsoft Unknown
.OPS File Extension Office Profile Settings File Settings Microsoft Unknown
.OXPS File Extension OpenXPS File Page Layout Microsoft Binary
.OPAL File Extension Microsoft Office User Settings File Data Microsoft Text
.ORDEREDTEST File Extension Visual Studio Ordered Test File Developer Microsoft XML
.OLK14NOTE File Extension Outlook Note File Data Microsoft Binary
.OPAX File Extension Microsoft Office User Settings File Data Microsoft Text
.OLK File Extension Outlook Address Book File Data Microsoft Binary
.OLK14SIGNATURE File Extension Outlook Signature File Data Microsoft Binary
.OLK14MSGSOURCE File Extension Outlook Email Message Data File Data Microsoft Binary
.OLK14CONTACT File Extension Outlook Contact File Data Microsoft Binary
.OLK14GROUP File Extension Outlook Group File Data Microsoft Unknown
.OLK14CATEGORY File Extension Outlook Category File Data Microsoft Binary
.OLK14EVENT File Extension Outlook Calendar Event File Data Microsoft Binary
.OLK14MAILACCOUNT File Extension Outlook Mail Account File Data Microsoft Binary
.OLK14PREF File Extension Outlook Preferences File Settings Microsoft Binary
.OLK14TASK File Extension Outlook Task File Data Microsoft Binary
.PKG File Extension Midtown Madness 2 Model File 3D Image Microsoft Binary
.PPTX File Extension PowerPoint Open XML Presentation Data Microsoft Zip
.PPS File Extension PowerPoint Slide Show Data Microsoft Binary
.PPT File Extension PowerPoint Presentation Data Microsoft Binary
.PSM1 File Extension Windows PowerShell Script Module File Developer Microsoft Text
.PRX File Extension Windows Media Profile File Settings Microsoft XML
.PS1XML File Extension Windows PowerShell Display Configuration File Settings Microsoft XML
.PPTM File Extension PowerPoint Open XML Macro-Enabled Presentation Data Microsoft Zip
.PPSX File Extension PowerPoint Open XML Slide Show Data Microsoft Zip
.PRG File Extension Visual FoxPro Program File Developer Microsoft Text
.PARTIAL File Extension Internet Explorer Partially Downloaded File Misc Microsoft Binary
.PCK File Extension System Center Configuration Manager Package File System Microsoft Binary
.PUB File Extension Publisher Document Page Layout Microsoft Binary
.PTM File Extension MapPoint Map File GIS Microsoft Unknown
.PSW File Extension Pocket Word Document Text Microsoft Binary
.PTT File Extension MapPoint Map Template GIS Microsoft Unknown
.PWD File Extension Pocket Word Document Text Microsoft Binary
.PD5 File Extension Windows Live Photo Gallery Information File Data Microsoft Binary
.PD4 File Extension Windows Live Photo Gallery Information File Data Microsoft Binary
.PXL File Extension Pocket Excel File Data Microsoft Binary
.PROPDESC File Extension Property Description Settings Microsoft XML
.PRI File Extension Windows Compiled Resources File Developer Microsoft Binary
.PBK File Extension Dial-Up Phone Book File Data Microsoft Binary
.PCP File Extension Windows Installer Patch Creation Properties File Developer Microsoft Binary
.PMR File Extension Performance Monitor Report Data Microsoft Unknown
.PROPS File Extension Visual Studio Project Property File Settings Microsoft XML
.PSC1 File Extension Windows PowerShell Console File Settings Microsoft XML
.PWT File Extension Pocket Word Template Page Layout Microsoft Binary
.POT File Extension PowerPoint Template Data Microsoft Binary
.PJX File Extension FoxPro Project Developer Microsoft Unknown
.PPSM File Extension PowerPoint Open XML Macro-Enabled Slide Show Data Microsoft Zip
.POTX File Extension PowerPoint Open XML Presentation Template Data Microsoft Zip
.POTM File Extension PowerPoint Open XML Macro-Enabled Presentation Template Data Microsoft Zip
.PAB File Extension Personal Address Book Data Microsoft Binary
.PPA File Extension PowerPoint Add-in Plugin Microsoft Binary
.PWL File Extension Windows Password List System Microsoft Binary
.POL File Extension Windows Policy File System Microsoft Binary
.PF File Extension Windows Prefetcher File Data Microsoft Binary
.PMC File Extension Performance Monitor Counter File Settings Microsoft Unknown
.P2P File Extension FolderShare Placeholder File Misc Microsoft Unknown
.PS2 File Extension Microsoft Search Catalog Index File System Microsoft Binary
.PSESS File Extension Visual Studio Performance Session File Developer Microsoft Unknown
.PSDL File Extension Midtown Madness 2 City File Game Microsoft Binary
.PMQ File Extension Microsoft Target Analyzer File Developer Microsoft XML
.PCS File Extension Microsoft Office ClipArt File Vector Image Microsoft Binary
.PNO File Extension Windows 8 Piano Song Audio Microsoft Unknown
.PER File Extension Age of Empires Personality File Game Microsoft Text
.PSD1 File Extension Windows PowerShell Data File Developer Microsoft Text
.PLG File Extension Visual Studio Build Log File Developer Microsoft Text
.PERFMONCFG File Extension Performance Monitor Configuration File Settings Microsoft Binary
.PRINTEREXPORT File Extension Windows Printer Migration File System Microsoft Binary
.PURBLEPAIRSSAVE-MS File Extension Purble Pairs Saved Game Game Microsoft Binary
.PPTMHTML File Extension Microsoft PowerPoint MIME HTML Presentation Web Microsoft Unknown
.PPTHTML File Extension PowerPoint HTML Presentation Web Microsoft Unknown
.PRA File Extension Windows Media 9 Plug-in Profile File Settings Microsoft Binary
.QPX File Extension FoxPro Compiled Query Program Executable Microsoft Unknown
.RELS File Extension Open Office XML Relationships File Page Layout Microsoft XML
.RWZ File Extension Outlook Rules Wizard File Misc Microsoft Unknown
.REG File Extension Registry File System Microsoft Unknown
.RDLX File Extension Power View Project File Data Microsoft Binary
.REGTRANS-MS File Extension Registry Transaction Log File System Microsoft Binary
.RCT File Extension Visual Studio Resource Template Settings Microsoft Binary
.RULESET File Extension Visual Studio Code Analysis Rule Set File Settings Microsoft Text
.RBS File Extension Windows Installer Rollback Script Backup Microsoft Unknown
.RBF File Extension Windows Installer Rollback File Backup Microsoft Unknown
.RLL File Extension Microsoft Resource Library Settings Microsoft Binary
.RTC File Extension Live Meeting Connection File Misc Microsoft Binary
.REFRESH File Extension Visual Studio Refresh File Developer Microsoft Text
.RELOC File Extension Windows EXE Relocation Section File Misc Microsoft Binary
.RWD File Extension Microsoft Flight Simulator Rewards File Game Microsoft Binary
.RDG File Extension RDCman Config File Data Microsoft XML
.RPMSG File Extension Outlook Restricted Permission Message Misc Microsoft Binary
.RESW File Extension Windows Resources File Developer Microsoft Binary
.RS File Extension Windows Rating System File System Microsoft Binary
.RC File Extension Resource Script Developer Microsoft Text
.RGE File Extension Entourage File Archive Data Microsoft Binary
.RBK File Extension Windows 95 Registry Backup File Backup Microsoft Binary
.REF File Extension Microsoft Train Simulator Reference File Data Microsoft Text
.RESMONCFG File Extension Resource Monitor Configuration File Settings Microsoft XML
.SLN File Extension Visual Studio Solution File Developer Microsoft Unknown
.SYS File Extension Windows System File System Microsoft Text and Binary
.SDF File Extension SQL Server Compact Database File Database Microsoft Unknown
.STL File Extension Certificate Trust List Web Microsoft Unknown
.STP File Extension SharePoint Template Web Microsoft Unknown
.SCN File Extension Age of Mythology Scenario File Game Microsoft Binary
.SCR File Extension Windows Screensaver System Microsoft Binary
.SSC File Extension SourceSafe Status File Developer Microsoft Unknown
.SCC File Extension SourceSafe Source Code Control File Developer Microsoft Text and Binary
.SEARCH-MS File Extension Windows Saved Search File Misc Microsoft XML
.SDC File Extension Secure Download Cabinet Compressed Microsoft Unknown
.SMI File Extension SAMI Subtitles File Video Microsoft Text
.SHD File Extension Windows Print Job Shadow File System Microsoft Binary
.SPL File Extension Windows Print Spool File System Microsoft Binary
.SPB File Extension Flight Simulator Mission File Game Microsoft Binary
.SLUPKG-MS File Extension XrML Digital License Package Misc Microsoft Unknown
.SBC File Extension Office Accounting Company Shortcut File Misc Microsoft Binary
.SBD File Extension Office Accounting Company Data File Data Microsoft Binary
.SLK File Extension Symbolic Link File Data Microsoft Text
.SETTINGS File Extension Visual Studio Settings File Settings Microsoft Text
.STG File Extension ActiveSync Backup File Backup Microsoft Binary
.SKIN File Extension ASP.NET Skin File Settings Microsoft Text
.SB File Extension Small Basic Source Code File Developer Microsoft Text
.SDL File Extension Service Description Language File Developer Microsoft Text
.SEARCHCONNECTOR-MS File Extension Windows Search Connector File System Microsoft Text
.SFT File Extension Microsoft App-V Sequencer File Misc Microsoft Binary
.SED File Extension IExpress Self Extraction Directive File Settings Microsoft Text
.SKV File Extension XLANG Schedule Drawing File Data Microsoft Unknown
.SKX File Extension XLANG Schedule File Data Microsoft XML
.SRS File Extension Outlook Send/Receive Settings File Settings Microsoft Unknown
.SCX File Extension Microsoft Game Scenario File Game Microsoft Unknown
.SNIPPET File Extension Visual Studio IntelliSense Code Snippet Developer Microsoft XML
.S File Extension Microsoft Train Simulator Shape File 3D Image Microsoft Text
.SCT File Extension Windows Scriptlet Executable Microsoft Text
.SPR File Extension FoxPro Generated Screen File Executable Microsoft Unknown
.SNP File Extension Access Report Snapshot Page Layout Microsoft Unknown
.SHS File Extension Microsoft Scrap File Misc Microsoft Binary
.STT File Extension Streets & Trips Map Template GIS Microsoft Unknown
.SIF File Extension Windows Setup Information File Settings Microsoft Text
.SUO File Extension Visual Studio Solution User Options File Developer Microsoft Binary
.SAM File Extension LMHOSTS Sample File Text Microsoft Text
.SP3 File Extension Windows XP SP3 CD File Data Microsoft Binary
.SHG File Extension Segmented Hyper-Graphic Raster Image Microsoft Unknown
.SHB File Extension Windows Document Shortcut Executable Microsoft Unknown
.SVC File Extension WCF Web Service File Web Microsoft Unknown
.SWM File Extension Split Windows Imaging Format File Disk Image Microsoft Binary
.SDI File Extension Windows System Deployment Image Disk Image Microsoft Binary
.SFCACHE File Extension ReadyBoost Cache File System Microsoft Unknown
.SST File Extension Serialized Certificate Store File Misc Microsoft Unknown
.STF File Extension Exchange 2000 Server Temporary File Data Microsoft Binary
.STF File Extension Microsoft Setup Table File Settings Microsoft Text
.SYLK File Extension Microsoft Symbolic Link File Data Microsoft Text
.SBR File Extension Visual Studio Source Browser Intermediate File Developer Microsoft Unknown
.SBB File Extension Office Accounting Company Backup File Backup Microsoft Binary
.SOLITAIRESAVE-MS File Extension Microsoft Solitaire Saved Game Game Microsoft Binary
.SPIDERSOLITAIRESAVE-MS File Extension Microsoft Spider Solitaire Saved Game Game Microsoft Binary
.SY_ File Extension Compressed SYS File Compressed Microsoft Binary
.SWV File Extension Microsoft Sidewinder Game Voice Settings File Game Microsoft Unknown
.THMX File Extension Office 2007 Theme File Settings Microsoft Binary
.TRX File Extension Visual Studio Test Results File Developer Microsoft XML
.THEMEPACK File Extension Windows 7 Theme Pack Settings Microsoft Binary
.TLH File Extension Typelib Generated C/C++ Header File Developer Microsoft Unknown
.TT File Extension Visual Studio Text Template Developer Microsoft Text
.TESTRUNCONFIG File Extension Visual Studio Test Run Configuration File Developer Microsoft Text
.TESTSETTINGS File Extension Visual Studio Test Settings File Developer Microsoft Text
.TRN File Extension SQL Server Transaction Log Backup File Backup Microsoft Unknown
.THE File Extension Microsoft Plus! Theme File Settings Microsoft Unknown
.TRC File Extension SQL Server Trace File Database Microsoft Unknown
.TARGETS File Extension MSBuild Targets File Developer Microsoft Unknown
.TLB File Extension OLE Type Library Misc Microsoft Binary
.TRX_DLL File Extension Windows Startup File System Microsoft Unknown
.TTE File Extension Private Character Editor File Font Microsoft Unknown
.UDCX File Extension Universal Data Connection File Settings Microsoft XML
.UDL File Extension Microsoft Universal Data Link File Database Microsoft Text
.ULS File Extension NetMeeting User Location Service File Misc Microsoft Unknown
.UDB File Extension Dynamics AX User Database File Database Microsoft Unknown
.UCE File Extension Windows UCE System File System Microsoft Binary
.USER File Extension Visual Studio Project User Options File Settings Microsoft Text
.UDF File Extension Excel User Defined Function Executable Microsoft Text
.VB File Extension VBScript File Executable Microsoft Text
.VCXPROJ File Extension Visual C++ Project Developer Microsoft XML
.VHD File Extension Virtual PC Virtual Hard Disk Disk Image Microsoft Binary
.VDPROJ File Extension Visual Studio Setup and Deployment Project Developer Microsoft Text
.VCPROJ File Extension Visual C++ Project File Developer Microsoft XML
.VMC File Extension Windows Virtual Machine Configuration File Settings Microsoft XML
.VBPROJ File Extension Visual Studio Visual Basic Project Developer Microsoft XML
.VDX File Extension Visio Drawing XML File Data Microsoft XML
.VST File Extension Visio Drawing Template Vector Image Microsoft Binary
.VSDX File Extension Visio Drawing Vector Image Microsoft Zip
.VBS File Extension VBScript File Executable Microsoft Text
.VSD File Extension Visio Drawing File Vector Image Microsoft Binary
.VBW File Extension Visual Basic Workspace File Data Microsoft Unknown
.VML File Extension Vector Markup Language File Vector Image Microsoft XML
.VSP File Extension Visual Studio Performance Report File Developer Microsoft Binary
.VSSETTINGS File Extension Visual Studio Settings File Settings Microsoft XML
.VSMDI File Extension Visual Studio Test Metadata File Developer Microsoft Text
.VSMPROJ File Extension Visual Studio Text Macro Project Developer Microsoft Text
.VSMACROS File Extension Visual Studio Binary Macro Project Developer Microsoft Binary
.VCP File Extension eMbedded Visual C++ Project File Developer Microsoft Unknown
.VDP File Extension Visual Studio Deployment Project Developer Microsoft Binary
.VSPROPS File Extension Visual Studio Project Property File Settings Microsoft Binary
.VSTX File Extension Visio Drawing Template Vector Image Microsoft Zip
.VCX File Extension Visual Fox Pro Class Library Developer Microsoft Unknown
.VSTM File Extension Visio Macro-Enabled Drawing Template Vector Image Microsoft Zip
.VBHTML File Extension ASP.NET Razor Web Page Web Microsoft Text
.VSDM File Extension Visio Macro-Enabled Drawing Vector Image Microsoft Zip
.VSSX File Extension Visio Stencil File Data Microsoft Zip
.VDW File Extension Visio Web Drawing Web Microsoft Binary
.VSZ File Extension Visual Studio Wizard File Developer Microsoft Text
.VSPS File Extension Visual Studio Serialized Performance Report Developer Microsoft Unknown
.VHDX File Extension Windows 8 Virtual Hard Drive File Disk Image Microsoft Binary
.VPC6 File Extension Virtual Machine Package Misc Microsoft Unknown
.VSIX File Extension Visual Studio Extension Plugin Microsoft Zip
.VFD File Extension Virtual Floppy Disk Disk Image Microsoft Binary
.VSSM File Extension Visio Macro-Enabled Stencil File Data Microsoft Zip
.VSL File Extension Visio Add-on Plugin Microsoft Binary
.VSCONTENT File Extension Visual Studio Content File Data Microsoft Zip
.VSI File Extension Visual Studio Content Installer File Compressed Microsoft Zip
.VPC7 File Extension Virtual Machine Package Misc Microsoft Unknown
.VBX File Extension Visual Basic Custom Control Developer Microsoft Unknown
.VSX File Extension Visio Stencil XML File Data Microsoft XML
.VTX File Extension Visio Template XML File Data Microsoft XML
.VC4 File Extension Visual C++ 4 File Developer Microsoft Unknown
.VSPSCC File Extension Visual Studio Project Source Control File Developer Microsoft Unknown
.VBP File Extension Visual Basic Project File Developer Microsoft Text
.VBE File Extension VBScript Encoded Script File Executable Microsoft Binary
.VC1 File Extension VC-1 Video File Video Microsoft Unknown
.VRD File Extension Visio Report Definition File Data Microsoft XML
.VSSSCC File Extension Visual Studio Solution Source Control File Developer Microsoft Unknown
.VSPF File Extension Visual Studio Performance Filter File Developer Microsoft Unknown
.VSW File Extension Visio Workspace File Settings Microsoft Unknown
.VSCH File Extension Windows Vault Schema File Data Microsoft Binary
.VPOL File Extension Windows Vault Policy File Data Microsoft Binary
.VCRD File Extension Windows Vault Credentials File Data Microsoft Binary
.VSIXMANIFEST File Extension VSIX Manifest Developer Microsoft XML
.VPCBACKUP File Extension Windows Virtual PC Backup File Backup Microsoft Text
.VX_ File Extension Compressed Virtual Device Driver File System Microsoft Binary
.WAV File Extension WAVE Audio File Audio Microsoft Binary
.WPS File Extension Microsoft Works Word Processor Document Text Microsoft Binary
.WSF File Extension Windows Script File Executable Microsoft Unknown
.WAB File Extension Windows Address Book Data Microsoft Unknown
.WLMP File Extension Windows Live Movie Maker Project File Video Microsoft Binary
.WCX File Extension RemoteApp and Desktop Connections Configuration File Settings Microsoft Unknown
.WLX File Extension Windows Live Mesh Sync File Misc Microsoft Binary
.WS File Extension Windows Script Executable Microsoft Text
.WFC File Extension Windows Wireless Network Settings File Settings Microsoft XML
.WPT File Extension Works Template Page Layout Microsoft Binary
.WIZ File Extension Microsoft Wizard File Executable Microsoft Binary
.WKS File Extension Works Spreadsheet Spreadsheet Microsoft Binary
.WINDOWSLIVECONTACT File Extension Windows Live Contacts File Data Microsoft Unknown
.WTV File Extension Windows Recorded TV Show File Video Microsoft Binary
.WPC File Extension WordPad Converter File Data Microsoft Binary
.WBCAT File Extension Windows Backup Catalog File Backup Microsoft Unknown
.WEBPNP File Extension Web Point and Print File System Microsoft Binary
.WCD File Extension Works Calendar File Data Microsoft Binary
.WIDGET File Extension Microsoft Windows Mobile Widget Executable Microsoft Zip
.WDB File Extension Microsoft Works Database Database Microsoft Binary
.WP3 File Extension Microsoft Photo Story Project File Video Microsoft Binary
.WID File Extension Visual Studio Widget File Developer Microsoft Binary
.WMZ File Extension Compressed Windows Media Player Skin Settings Microsoft Zip
.WMZ File Extension Compressed Windows Metafile Vector Image Microsoft Zip
.WDP File Extension Windows Media Photo File Raster Image Microsoft Binary
.WLL File Extension Microsoft Word Add-in Plugin Microsoft Binary
.WPOST File Extension Windows Live Writer Post File Data Microsoft Binary
.WIM File Extension Windows Imaging Format File Disk Image Microsoft Binary
.WCM File Extension Microsoft Works Communications Script Misc Microsoft Unknown
.WRK File Extension SQL Server Log Shipping File Database Microsoft Unknown
.WSC File Extension Windows Script Component Developer Microsoft Text
.WSH File Extension Windows Script Host Settings Executable Microsoft Text
.WBK File Extension Word Document Backup Backup Microsoft Binary
.WMD File Extension Windows Media Download Package Video Microsoft Zip
.WPL File Extension Windows Media Player Playlist Video Microsoft XML
.WMS File Extension Windows Media Skin Settings Microsoft Binary
.WAX File Extension Windows Media Audio Redirect Audio Microsoft Text
.WMMP File Extension Windows Movie Maker Project File Video Microsoft Unknown
.WWD File Extension Works Wizard File Misc Microsoft Unknown
.WRI File Extension Windows Write Document Text Microsoft Binary
.WM File Extension Windows Media File Video Microsoft Binary
.WAFF File Extension Internet Explorer for Mac Web Archive Compressed Microsoft Unknown
.WINMD File Extension Windows Metadata File Developer Microsoft Unknown
.WX File Extension Flight Simulator Weather File Game Microsoft Unknown
.WMDB File Extension Windows Media Database File Database Microsoft Unknown
.WER File Extension Windows Error Report System Microsoft Unknown
.WIN File Extension Windows Backup File Backup Microsoft Unknown
.WMP File Extension Windows Media Photo File Raster Image Microsoft Binary
.WTR File Extension Encarta File Data Microsoft Unknown
.XLS File Extension Excel Spreadsheet Spreadsheet Microsoft Binary
.XLR File Extension Works Spreadsheet Spreadsheet Microsoft Binary
.XLSX File Extension Microsoft Excel Open XML Spreadsheet Spreadsheet Microsoft Zip
.XLTX File Extension Excel Open XML Spreadsheet Template Spreadsheet Microsoft Zip
.XLTM File Extension Excel Open XML Macro-Enabled Spreadsheet Template Spreadsheet Microsoft Zip
.XLSB File Extension Excel Binary Spreadsheet Spreadsheet Microsoft Binary
.XAP File Extension XACT Project Developer Microsoft Unknown
.XAP File Extension Silverlight Application Package Executable Microsoft Zip
.XLL File Extension Excel Add-In File Plugin Microsoft Binary
.XAR File Extension Excel Auto-Recovery File Spreadsheet Microsoft Binary
.XS File Extension Age of Empires 3 Map AI Generator Game Microsoft Text
.XPR File Extension Microsoft Expression Design Graphic Vector Image Microsoft Binary
.XLW File Extension Excel Workbook Data Microsoft Binary
.XLW File Extension Excel Workspace File Misc Microsoft Binary
.XTP File Extension InfoPath Template Part File Page Layout Microsoft Unknown
.XSC File Extension Visual Studio Dataset Internal Info File Data Microsoft Text
.XAMLX File Extension Visual Studio Workflow Service File Developer Microsoft XML
.XSF File Extension InfoPath Form Definition File Data Microsoft Text
.X File Extension DirectX Model File 3D Image Microsoft Text
.XNB File Extension XNA Game Studio Binary Package Game Microsoft Binary
.XPP File Extension X++ Source Code File Developer Microsoft Text
.XEL File Extension Expression Encoder Live Encoding File Video Microsoft XML
.XLV File Extension Excel Visual Basic Module Plugin Microsoft Unknown
.XAML File Extension XAML File Developer Microsoft Text
.XMB File Extension Age of Empires Game Data File Game Microsoft XML
.XLSM File Extension Excel Open XML Macro-Enabled Spreadsheet Spreadsheet Microsoft Zip
.XLAM File Extension Excel Open XML Macro-Enabled Add-In Plugin Microsoft Binary
.XBE File Extension Xbox Executable File Game Microsoft Unknown
.XLK File Extension Excel Backup File Backup Microsoft Binary
.XLC File Extension Excel Chart Data Microsoft Binary
.XSN File Extension InfoPath Form Template File Page Layout Microsoft Binary
.XLB File Extension Excel Toolbars File Settings Microsoft Binary
.XLA File Extension Excel Add-In File Plugin Microsoft Binary
.XLT File Extension Excel Template Data Microsoft Binary
.XLM File Extension Excel Macro Executable Microsoft Binary
.XL File Extension Excel Spreadsheet Spreadsheet Microsoft Binary
.XMV File Extension Xbox Media Video File Video Microsoft Binary
.XBF File Extension XAML Binary File Developer MIcrosoft Binary
.XSB File Extension XACT Sound Bank Audio Microsoft Unknown
.XSX File Extension Visual Studio XML Schema Layout File Developer Microsoft XML
.XWB File Extension XACT Wave Bank Audio Microsoft Unknown
.XGS File Extension XACT Global Settings File Settings Microsoft Unknown
.XDR File Extension XML-Data Reduced File Settings Microsoft Text
.XADD File Extension Expression Web Add-in Plugin Microsoft Zip
.XLD File Extension Excel Database File Database Microsoft Binary
.XLSHTML File Extension Microsoft Excel HTML Spreadsheet Spreadsheet Microsoft Unknown
.XLSMHTML File Extension Microsoft Excel MIME HTML Spreadsheet Spreadsheet Microsoft Unknown
.XLTHTML File Extension Microsoft Excel HTML Spreadsheet Template Spreadsheet Microsoft Unknown
.YBK File Extension Microsoft Encarta Yearbook File Misc Microsoft Unknown
.Z2F File Extension Zoo Tycoon 2 Object File Game Microsoft Binary
.ZTD File Extension Zoo Tycoon Data Archive Game Microsoft Unknown
.ZONE.IDENTIFIER File Extension Windows Zone Identifier File System Microsoft Unknown
.ZPL File Extension Zune Playlist Audio Microsoft XML
.ZFSENDTOTARGET File Extension Compressed Folder Compressed Microsoft Unknown
.ZOO File Extension Zoo Tycoon Saved Game Game Microsoft Unknown
.BAT File Extension DOS Batch File Executable Microsoft Text
.BCD File Extension Windows Boot Configuration Data File System Microsoft Binary
.BLG File Extension Windows Binary Performance Log File Data Microsoft Binary
.BGL File Extension Flight Simulator Scenery File Game Microsoft Binary
.BLF File Extension CLFS Base Log File System Microsoft Binary
.BRG File Extension Age of Mythology Model File 3D Image Microsoft Binary
.BMK File Extension Help Bookmarks System Microsoft Unknown
.BKS File Extension NTBackup Settings File Settings Microsoft Text
.BKS File Extension Microsoft Works Spreadsheet Backup File Spreadsheet Microsoft Binary
.BAR File Extension Age of Empires 3 Data File Game Microsoft Binary
.BAR File Extension Age of Mythology Data File Game Microsoft Binary
.BROWSER File Extension ASP.NET Browser Definition File Web Microsoft Text
.BMC File Extension Bitmap Cache File Raster Image Microsoft Binary
.BTM File Extension BizTalk Map File Data Microsoft Unknown
.BLOGTHIS File Extension Windows Live Writer Data File Data Microsoft Binary
.BOX File Extension Microsoft Store Download File Misc Microsoft Binary
.BKF File Extension Windows Backup Utility File Backup Microsoft Binary
.BCMX File Extension Business Contact Manager Customization Settings Microsoft Unknown
.BCM File Extension Business Contact Manager File Data Microsoft Unknown
.BCM File Extension Microsoft Works Communications Script Backup Backup Microsoft Unknown
.BDP File Extension Exchange Diagnostic Message Text Microsoft Unknown
.BDR File Extension Exchange Non-Delivery Report Body File Text Microsoft Unknown
.BAD File Extension Exchange Badmail File Text Microsoft Unknown
.BDB File Extension Microsoft Works Database Backup File Backup Microsoft Unknown
.BK1 File Extension Windows Indexing Service File System Microsoft Binary
.Z2S File Extension Zoo Tycoon 2 Saved Game Game Files Microsoft Unknown
.3MM File Extension 3D Movie Maker Movie Project Video Files Microsoft Binary
.ASPX File Extension Active Server Page Extended File Web Microsoft Text
.ADDIN File Extension Visual Studio Add-in Definition File Developer Microsoft XML
.ACCOUNTPICTURE-MS File Extension Windows 8 Account Picture File Raster Image Microsoft Binary
.ACCDA File Extension Access Add-in File Plugin Microsoft Binary
.ACCFT File Extension Microsoft Access Data Type Template Database Microsoft Binary
.AGE3YREC File Extension Age of Empires 3: The Asian Dynasties Recording Game Microsoft Unknown
.AGE3XREC File Extension Age of Empires 3: The WarChiefs Recording Game Microsoft Unknown
.ASHX File Extension ASP.NET Web Handler File Web Microsoft Text
.APPXSYM File Extension Windows 8 App Package Symbols File Developer Microsoft Binary
.ATI File Extension Office Accounting Updated Company File Backup Microsoft Binary
.ACCDW File Extension Microsoft Access Database Link File Database Microsoft Text
.ADML File Extension Group Policy Language-Specific Administrative Template System Microsoft Text
.COM File Extension DOS Command File Executable Microsoft Binary
.CSHTML File Extension ASP.NET Razor Web Page Web Microsoft Text
.COMPOSITEFONT File Extension Windows Composite Font File Font Microsoft XML
.CCGAME File Extension XNA Creators Club Game Package Developer Microsoft Binary
.CDF-MS File Extension ClickOnce Compiled Manifest File Misc Microsoft Binary
.CPE File Extension Fax Cover Page File Page Layout Microsoft Unknown
.COV File Extension Fax Cover Page File Page Layout Microsoft Unknown
.CHW File Extension Compiled Help Index File Misc Microsoft Binary
.CIL File Extension Clip Gallery Packaged File Vector Image Microsoft Binary
.DMP File Extension Windows Memory Dump System Microsoft Binary
.DBML File Extension Visual Studio OR Design File Developer Microsoft XML
.DECRYPT File Extension Decrypted Microsoft ESD File Misc Microsoft Binary
.ESD File Extension Windows Electronic Software Download File Misc Microsoft Binary
.EXPORTEDUI File Extension Microsoft Office Exported UI Customization File Settings Microsoft XML
.EUF File Extension Private Character Editor File Font Microsoft Unknown
.FSI File Extension Visual F# Signature File Developer Microsoft Text
.FX File Extension Direct3D Effects File 3D Image Microsoft Text
.FX File Extension ReadyBoot Trace File System Microsoft Binary
.FWP File Extension Microsoft Expression Web Package Web Microsoft Binary
.FEATURE File Extension SharePoint Feature File Developer Microsoft XML
.FILTERS File Extension Visual C++ Project Filters File Developer Microsoft XML
.GTA File Extension Microsoft Groove Tool Archive Misc Microsoft Binary
.HME File Extension Windows Mobile Theme File Settings Microsoft Binary
.HPJ File Extension Help Project File System Microsoft Unknown
.HXT File Extension Microsoft Help 2 Table of Contents File Misc Microsoft Unknown
.HEARTSSAVE-MS File Extension Microsoft Hearts Save File Game Microsoft Binary
.ISMV File Extension IIS Smooth Streaming Video File Video Microsoft Binary
.ID2 File Extension Windows Live Messenger Emoticon File Data Microsoft Binary
.INF_LOC File Extension Windows Driver Information Cache File System Microsoft Text
.IPCH File Extension Intellisense Precompiled Header File Developer Microsoft Binary
.ISMC File Extension Smooth Streaming Client Manifest File Video Microsoft XML
.ISMA File Extension IIS Smooth Streaming Audio File Audio Microsoft Binary
.IDC File Extension Internet Database Connector File Web Microsoft Unknown
.JNT File Extension Windows Journal File Data Microsoft Unknown
.KDMP File Extension Windows Crash Dump File Developer Microsoft Unknown
.LOG2 File Extension Windows Registry Hive Log 2 File System Microsoft Binary
.LOG1 File Extension Windows Registry Hive Log File System Microsoft Binary
.MSL File Extension Mapping Specification Language File Developer Microsoft XML
.MAI File Extension Microsoft Mail File Data Microsoft Unknown
.MDMP File Extension Windows Minidump System Microsoft Binary
.MSPX File Extension Microsoft ASP.NET Web Page Web Microsoft Unknown
.MSDVD File Extension Windows DVD Maker Project File Video Microsoft XML
.MDP File Extension Visual C++ 5 Workspace File Settings Microsoft Unknown
.MS-TNEF File Extension MS Transport Neutral Encapsulation Format Misc Microsoft Unknown
.MRB File Extension Multiple Resolution Bitmap File Raster Image Microsoft Binary
.NCB File Extension Visual C++ IntelliSense Database Developer Microsoft Unknown
.OCX File Extension ActiveX Control Developer Microsoft Binary
.OLK14MESSAGE File Extension Outlook Message File Data Microsoft Binary
.OTM File Extension Outlook Macro File Executable Microsoft Text
.OLM File Extension Mac Outlook Database File Data Microsoft Binary
.OFFICEUI File Extension Microsoft Office UI Customization File Settings Microsoft XML
.PS1 File Extension Windows PowerShell Cmdlet File Executable Microsoft Text
.PS1 File Extension Microsoft Indexing Service Data File System Microsoft Binary
.PST File Extension Outlook Personal Information Store File Data Microsoft Binary
.PDM File Extension VB Project Information File Developer Microsoft Unknown
.PVK File Extension Private Key File Misc Microsoft Text
.PWI File Extension Pocket Word Document Text Microsoft Binary
.PIP File Extension Office Personalized Settings File Settings Microsoft Unknown
.PANO File Extension Camera Panoramic Picture Raster Image Microsoft Unknown
.PKGUNDEF File Extension Visual Studio Shell File Developer Microsoft Text
.P7X File Extension Packed Digital Signature File Data Microsoft Unknown
.PKGDEF File Extension Visual Studio Shell File Developer Microsoft Text
.PURBLESHOPSAVE-MS File Extension Purble Place Shop Saved Game Game Microsoft Binary
.QAT File Extension Microsoft Office Quick Access Toolbar File Settings Microsoft XML
.QIC File Extension Windows Backup File Backup Microsoft Binary
.QDS File Extension Windows Directory Query File Misc Microsoft Unknown
.RDP File Extension Remote Desktop Configuration File Settings Microsoft Unknown
.RESX File Extension .NET Managed Resources File Developer Microsoft XML
.RDLC File Extension Visual Studio Client Report Definition File Developer Microsoft XML
.RESOURCES File Extension Visual Studio Resource File Developer Microsoft Text
.RESJSON File Extension Windows JavaScript Resources File Developer Microsoft Text
.SNT File Extension Sticky Notes File Misc Microsoft Binary
.SITEMAP File Extension ASP.NET Site Map File Web Microsoft XML
.SNK File Extension Strong Name Key File Encoded Microsoft Unknown
.SETTINGCONTENT-MS File Extension Windows Settings File Settings Microsoft XML
.SQLPROJ File Extension Visual Studio SQL Server Project Developer Microsoft XML
.TNEF File Extension Transport Neutral Encapsulation Format Misc Microsoft Unknown
.TBD File Extension Visual Studio Toolbox Data File Data Microsoft Unknown
.TKR File Extension Tinker Custom Level File Game Microsoft Binary
.THA File Extension Windows Thai Noise-Words List File System Microsoft Text
.UCCAPILOG File Extension Microsoft UCC API Log File Data Microsoft Binary
.USERTILE-MS File Extension Windows 8 User Tile File Raster Image Microsoft Binary
.VUD File Extension Virtual Machine Undo Drive File Data Microsoft Binary
.VSV File Extension Virtual Machine Saved State File Data Microsoft Binary
.VMCX File Extension Virtual Machine Shell Information File Settings Microsoft XML
.VSPX File Extension Visual Studio Performance Report Data File Developer Microsoft Binary
.VSDISCO File Extension DISCO Dynamic Discovery Document Web Microsoft Unknown
.VBD File Extension Visual Basic ActiveX Document Web Microsoft Unknown
.VSCT File Extension Visual Studio Command Table Developer Microsoft XML
.VCW File Extension eMbedded Visual C++ Workspace File Settings Microsoft Unknown
.WMV File Extension Windows Media Video File Video Microsoft Binary
.WMA File Extension Windows Media Audio File Audio Microsoft Binary
.WSP File Extension SharePoint Solution Package Developer Microsoft Binary
.WEBSITE File Extension Internet Explorer Pinned Site Shortcut Web Microsoft Text
.WIQ File Extension Visual Studio Work Item Query File Developer Microsoft XML
.WMX File Extension Windows Media Redirector File Video Microsoft Unknown
.WVX File Extension Windows Media Video Redirector Video Microsoft Unknown
.XEX File Extension Xbox 360 Executable File Game Microsoft Binary
.XBAP File Extension XAML Browser Application File Executable Microsoft Binary
.XPS File Extension XML Paper Specification File Page Layout Microsoft Zip
.XVD File Extension Xbox Virtual Disk Disk Image Microsoft Unknown
.XUR File Extension Xbox 360 Binary User Interface File Settings Microsoft Binary
.XUI File Extension Xbox 360 User Interface File Settings Microsoft Unknown
.XESC File Extension Expression Encoder Screen Capture File Video Microsoft Binary
.XEJ File Extension Expression Encoder Job File Video Microsoft XML
.XRM-MS File Extension Microsoft Security Certificate System Microsoft Unknown
.BSC File Extension Visual Studio Source Browser Information File Developer Microsoft Unknown
.BGI File Extension BgInfo Configuration File Settings Microsoft Unknown
.BUD File Extension Binary Printer Description File System Microsoft Binary
.BK2 File Extension Windows Indexing Service Data File System Microsoft Binary
.BA_ File Extension Renamed BAT File Executable Microsoft Text
.V11.SUO File Extension Visual Studio 2012 Solution User Options File Developer Microsoft Binary
.V12.SUO File Extension Visual Studio 2013 Solution User Options File Developer Microsoft Binary

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