All File Extension Names Start With x
TOTAL
Extensions

249

Total Extension Name
TOTAL
Type

288

Total Extension Type
Browse Extensions

All File Extensions That Start With The Letter X

Extension Name Extension Type Category Dev.Company File Format
.XLS File Extension Excel Spreadsheet Spreadsheet Microsoft Binary
.XLR File Extension Works Spreadsheet Spreadsheet Microsoft Binary
.XHTML File Extension Extensible Hypertext Markup Language File Web N/A XML
.XLSX File Extension Microsoft Excel Open XML Spreadsheet Spreadsheet Microsoft Zip
.XML File Extension XML File Data N/A XML
.XML File Extension Cinelerra Video Project Video Heroine Virtual Text
.XLTX File Extension Excel Open XML Spreadsheet Template Spreadsheet Microsoft Zip
.XSL File Extension XML Style Sheet Data N/A XML
.XSLT File Extension XSL Transformation File Data N/A XML
.XSD File Extension XML Schema Definition Developer N/A XML
.XCF File Extension GIMP Image File Raster Image GIMP Unknown
.XDB File Extension PowerDesigner Database Definition File Database Sybase Unknown
.XDB File Extension Symantec Virus Database File Data Symantec Binary
.XLTM File Extension Excel Open XML Macro-Enabled Spreadsheet Template Spreadsheet Microsoft Zip
.XQ File Extension XQuery File Developer The W3C XML Query Working Group Text
.X3G File Extension 3D Print File 3D Image MakerBot Industries Binary
.XVA File Extension XenServer Virtual Appliance File Disk Image Citrix Binary
.XISE File Extension Xilinx ISE Project File CAD Xilinx Unknown
.XFDF File Extension Adobe Acrobat XFDF File Data Adobe Systems XML
.XLSB File Extension Excel Binary Spreadsheet Spreadsheet Microsoft Binary
.XPJ File Extension RoboHelp HTML Project File Data Adobe Systems XML
.XPJ File Extension Micro Planner X-Pert Project File Data Decisive Tools Unknown
.XHTM File Extension Extensible Hypertext Markup Language Document Web N/A XML
.XDNA File Extension DNA Strider Sequence File Data N/A Binary
.XVID File Extension Xvid-Encoded Video File Video Xvid 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
.XFD File Extension FormFlow 99 Form Data File Data JetForm Unknown
.XFD File Extension XFD File Data UWI Text
.XPI File Extension Mozilla Installer Package Plugin Mozilla Binary
.XFDL File Extension XFDL File Web UWI XML
.XAR File Extension Xara Xtreme Drawing Vector Image MAGIX Binary
.XAR File Extension Excel Auto-Recovery File Spreadsheet Microsoft Binary
.XMCD File Extension Mathcad Worksheet File Data Parametric Technology Corporation XML
.XMCDZ File Extension Mathcad Compressed Worksheet File Compressed Parametric Technology Corporation Unknown
.XMMAP File Extension MindManager XML Map File Vector Image Mindjet XML
.XRNS File Extension Renoise Song File Audio Renoise Zip
.XPADDERCONTROLLER File Extension Xpadder Controller Profile Settings Xpadder Unknown
.XAF File Extension 3ds Max XML Animation File 3D Image Autodesk XML
.XAF File Extension Affirm Deposition Transcript Data Web Depo Unknown
.XQUERY File Extension XQuery Source Code File Developer The W3C XML Query Working Group Text
.XV3 File Extension Lattice XVL Geometry File CAD Lattice Technology Binary
.XQL File Extension XML Query Language File Developer The W3C XML Query Working Group Text
.XS File Extension Age of Empires 3 Map AI Generator Game Microsoft Text
.XQM File Extension XQuery Module Developer The W3C XML Query Working Group Text
.XMI File Extension Extended MIDI File Audio N/A Unknown
.XMI File Extension XML Metadata Interchange File Data Object Management Group XML
.XP3 File Extension KiriKiri Package File Game KiriKiri Binary
.XYS File Extension XYplorer Script File Executable Donald Lessau Unknown
.X_B File Extension Parasolid Model Part File CAD Siemens PLM Software Binary
.X_T File Extension Parasolid Model Part File CAD Siemens PLM Software Text
.XA File Extension The Sims Audio File Audio Electronic Arts Binary
.XA File Extension PlayStation Audio File Audio Sony Binary
.XA File Extension GEAR CD/DVD Disc Image Disk Image N/A Unknown
.XPR File Extension Pro/ENGINEER Part Instance Accelerator File 3D Image Parametric Technology Binary
.XPR File Extension SyncRO Soft oXygen XML Editor Project Data SyncRO Soft Unknown
.XPR File Extension Microsoft Expression Design Graphic Vector Image Microsoft Binary
.XPR File Extension PressIt Disc Label Misc Medea International Binary
.XDS File Extension LcdStudio Design File Data LcdStudio Binary
.XDS File Extension DS Game Maker Project File Game Invisionsoft Text
.XCU File Extension OpenOffice.org Configuration File Settings OpenOffice.org Binary
.XTM File Extension CmapTools Exported Topic Map Data IHMC Unknown
.XTM File Extension Xtremsplit Data File Data Onder Arslan Unknown
.XRY File Extension XRY Data File Data Micro Systemation Binary
.XLW File Extension Excel Workbook Data Microsoft Binary
.XLW File Extension Excel Workspace File Misc Microsoft Binary
.XOML File Extension Windows Workflow File Developer N/A Text
.XBC File Extension SMART Notebook File Data SMART Technologies Binary
.XTP File Extension xTime Project Document Data adnx Unknown
.XTP File Extension AutoCAD Exported Tool Palettes File Settings Autodesk Binary
.XTP File Extension InfoPath Template Part File Page Layout Microsoft Unknown
.XTP File Extension XTree Data File Data N/A Unknown
.XNT File Extension QuarkXPress Extension File Plugin Quark Software Binary
.XSVF File Extension Xilinx Serial Vector Format File Data Xilinx Binary
.XOM File Extension Worms 3D Object File Game Team17 Software Binary
.XVM File Extension VMware Console Configuration File Settings VMware Text
.XBRL File Extension XBRL Document Data XBRL International XML
.XSC File Extension Visual Studio Dataset Internal Info File Data Microsoft Text
.XAMLX File Extension Visual Studio Workflow Service File Developer Microsoft XML
.XCDATAMODELD File Extension Xcode Core Data Model File Developer Apple Binary
.XOJO_XML_PROJECT File Extension Xojo XML Project File Developer Xojo, Inc. XML
.XOJO_MENU File Extension Xojo Menu File Developer Xojo, Inc. Unknown
.XMS File Extension Music Studio Project Settings Alexander Gross Unknown
.XMS File Extension XMS-Tracker Music Module Audio N/A Unknown
.XFLOW File Extension FlowExchange Data File Data AmsterCHEM XML
.XUM File Extension Excel Unit Operation Model File Data AmsterCHEM XML
.XCCONFIG File Extension Xcode Configuration Settings File Developer Apple Unknown
.XOJO_PROJECT File Extension Xojo Project File Developer Xojo, Inc. Unknown
.XOJO_BINARY_PROJECT File Extension Xojo Binary Project File Developer Xojo, Inc. Binary
.XRFF File Extension Extensible Attribute-Relation File Format Data University of Waikato XML
.XSF File Extension InfoPath Form Definition File Data Microsoft Text
.XSF File Extension Cal3D XML Skeleton File 3D Image Cal3D XML
.XBDOC File Extension Xiosis Scribe Document Text Xiosis Binary
.XER File Extension Primavera P6 Project File Data Oracle Binary
.X File Extension DirectX Model File 3D Image Microsoft Text
.X File Extension Lex Source Code File Developer N/A Text
.XNB File Extension XNA Game Studio Binary Package Game Microsoft Binary
.XBEL File Extension XBEL Bookmarks File Web Python XML SIG XML
.XPDL File Extension XPDL Module Data Workflow Management Coalition Text
.XCWORKSPACE File Extension Xcode Workspace File Developer Apple Binary
.XPP File Extension X++ Source Code File Developer Microsoft Text
.XMIND File Extension XMind Workbook File Vector Image XMind Binary
.XLMV File Extension Xunlei Movie File Video Thunder Network Technologies Binary
.XEL File Extension Expression Encoder Live Encoding File Video Microsoft XML
.XSLIC File Extension XenServer License File Misc Citrix Unknown
.XBK File Extension XenServer Backup File Backup Citrix Unknown
.XBK File Extension SMART Notebook File Data SMART Technologies Binary
.XMF File Extension Cal3D XML Mesh File 3D Image Cal3D XML
.XMF File Extension GameJack Disc Image File Disk Image Engelmann Media Unknown
.XFS File Extension eRacer Sound File Audio eRacer Unknown
.XNK File Extension Exchange Shortcut Misc N/A Unknown
.XQT File Extension SuperCalc Macro File Executable N/A Unknown
.XOL File Extension PowerDesigner Object Language File Misc Sybase Unknown
.XOL File Extension Swiss Map Overlay GIS swisstopo Unknown
.XWP File Extension Xerox Writer Text Document Text N/A Unknown
.XWP File Extension XMLwriter Project Text N/A Unknown
.XWP File Extension Crosstalk Session File Text Intel Unknown
.XLV File Extension Excel Visual Basic Module Plugin Microsoft Unknown
.XPK File Extension WWE RAW Model File Game THQ Unknown
.XMD File Extension Bitdefender Plugin File Plugin Bitdefender Binary
.XMLPER File Extension LeCroy Binary Waveform File Data N/A Unknown
.XDP File Extension XML Data Package Data Adobe Systems XML
.XFO File Extension XSL-FO Formatted Form Data N/A Unknown
.XAML File Extension XAML File Developer Microsoft Text
.XPM File Extension X11 Pixmap Graphic Raster Image N/A Text
.XPM File Extension Micro Planner Manager File Data Decisive Tools Unknown
.XMB File Extension X-Wing Mission Briefing File Game LucasArts Unknown
.XMB File Extension Age of Empires Game Data File Game Microsoft XML
.XIF File Extension ScanSoft Pagis File Page Layout Nuance Communications Binary
.XFT File Extension Adobe Form Designer 5.0 File Data N/A Unknown
.XFT File Extension ChiWriter Printer Font Font N/A Unknown
.XFN File Extension Ventura Printer Font Font Corel Unknown
.XUL File Extension XML User Interface Language File Web Mozilla XML
.XEF File Extension eManager Form Data Data N/A XML
.XEF File Extension WinAce Encrypted File Compressed N/A Unknown
.XPD File Extension PlayStation Store PSP License File Game Sony Unknown
.XPD File Extension XML Pipeline Document Web N/A Unknown
.XPT File Extension Mozilla Firefox Component Plugin N/A Unknown
.XPT File Extension SAS Transport File Data N/A Unknown
.X64 File Extension Commodore 64 Disk Image Disk Image N/A Unknown
.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
.XYW File Extension XYWrite for Windows Document Text N/A Unknown
.XYP File Extension XYWrite Plus Document Text N/A Unknown
.XY3 File Extension XYWrite III Document Text N/A Unknown
.XBE File Extension Xbox Executable File Game Microsoft Unknown
.XDL File Extension Oracle Expert Definition Language File Text N/A Unknown
.XDL File Extension XML Schema File Text N/A Unknown
.XSI File Extension Softimage XSI 3D Image 3D Image Autodesk Binary
.X32 File Extension Adobe Xtra File Plugin Adobe Systems Unknown
.XLK File Extension Excel Backup File Backup Microsoft Binary
.XLC File Extension Excel Chart Data Microsoft Binary
.XXE File Extension XXEncoded File Encoded N/A Text
.XLNK File Extension XML Shortcut File Misc N/A XML
.XSN File Extension InfoPath Form Template File Page Layout Microsoft Binary
.XSPF File Extension XSPF Playlist File Audio N/A XML
.XRP File Extension RationalPlan Project File Data Stand By Soft Unknown
.XLB File Extension Excel Toolbars File Settings Microsoft Binary
.XLB File Extension OpenOffice.org Module Information File Settings Oracle XML
.XM File Extension Fasttracker 2 Extended Module Audio Fasttracker Unknown
.XEM File Extension eManager Metered Units Settings N/A Unknown
.XEM File Extension PowerDesigner Model definition File Data Sybase Unknown
.XLA File Extension Excel Add-In File Plugin Microsoft Binary
.XEN File Extension Guitar Hero III Data File Game Activision Unknown
.XWF File Extension OmniPage Workflow File Misc Nuance Communications Unknown
.XDW File Extension Fuji Xerox DocuWorks File Page Layout Fuji Xerox Unknown
.XLT File Extension Excel Template Data Microsoft Binary
.XMP File Extension Extensible Metadata Platform File Misc Adobe Systems Unknown
.XT File Extension Xdebug Trace File Developer N/A Unknown
.XT File Extension Fastracker 2 Track Audio Starbreeze Studios Unknown
.XTREME File Extension Winstep Xtreme Theme Pack Settings Winstep Software Technologies Unknown
.XHT File Extension XHTML File Web N/A XML
.XLM File Extension Excel Macro Executable Microsoft Binary
.XLF File Extension XLIFF Document Data OASIS XML
.XIB File Extension Interface Builder File Developer Apple Unknown
.XPG File Extension Autoplay Media Studio Exported Page Data Indigo Rose Unknown
.XAN File Extension Worms Map File Game Team17 Software Binary
.XMAP File Extension XMind 2007/2008 Workbook Data XMind Unknown
.XCODE File Extension Xcode Project Developer Apple Binary
.XL File Extension Excel Spreadsheet Spreadsheet Microsoft Binary
.XX File Extension XXEncoded File Compressed N/A Unknown
.XGMML File Extension XGMML Graph File Data N/A XML
.XGML File Extension Graph Modeling Language XML File Data N/A XML
.XOJO_BINARY_TOOLBAR File Extension Xojo Binary Toolbar File Developer Xojo, Inc. Binary
.X3D File Extension Xara3D Project 3D Image MAGIX Binary
.XPF File Extension LMMS Preset File Audio LMMS XML
.XFB File Extension Xserve RAID Firmware Binary File System Apple Binary
.XCSCHEME File Extension Xcode Scheme File Settings Apple XML
.XBMML File Extension Braille Music Markup Language File Audio The Contrapunctus Project Unknown
.XOJO_BINARY_MENU File Extension Xojo Binary Menu File Developer Xojo, Inc. Unknown
.XOJO_TOOLBAR File Extension Xojo Toolbar File Developer Xojo, Inc. Unknown
.XOJO_BINARY_WINDOW File Extension Xojo Binary Window File Developer Xojo, Inc. Binary
.XOJO_XML_WINDOW File Extension Xojo XML Window File Developer Xojo, Inc. XML
.XOJO_WINDOW File Extension Xojo Window File Developer Xojo, Inc. Unknown
.XBM File Extension X11 Bitmap Graphic Raster Image N/A Text
.XVMCONF File Extension World of Tanks XVM Configuration File Game XVM Text
.XLIFF File Extension XLIFF Localization File Data OASIS XML
.XZM File Extension Porteus Module Compressed Porteus Team Unknown
.XSP File Extension Kodi Smart Playlist File Audio XBMC Foundation XML
.XENSEARCH File Extension XenCenter Saved Search File Misc Citrix Text
.XMV File Extension Xbox Media Video File Video Microsoft Binary
.XMCT File Extension Mathcad XML Worksheet Template Data PTC XML
.XWS File Extension Xara Web Designer Graphic Web MAGIX Binary
.XBF File Extension XAML Binary File Developer MIcrosoft Binary
.XOJO_XML_TOOLBAR File Extension Xojo Toolbar File Developer Xojo, Inc. Unknown
.XSB File Extension XACT Sound Bank Audio Microsoft Unknown
.XAS File Extension Pro/ENGINEER Assembly Instance Accelerator File Data Parametric Technology Binary
.XV0 File Extension Lattice XVL Structure File 3D Image Lattice Technology Binary
.XYZ File Extension Molecule Specification File Data N/A Text
.XYZ File Extension Celestia Sampled Trajectory Data File Data Celestia Development Team Text
.XSX File Extension Visual Studio XML Schema Layout File Developer Microsoft XML
.XMZ File Extension FastTracker 2 Extended Module Audio Starbreeze Studios Binary
.XTG File Extension Extensible TreeGraph File Data Ben Stöver Binary
.XBA File Extension OpenOffice.org Basic Module File Plugin Oracle Text
.XWB File Extension XACT Wave Bank Audio Microsoft Unknown
.XGS File Extension XACT Global Settings File Settings Microsoft Unknown
.XLGC File Extension ExpressK Database File Data Prosystech Unknown
.XOJO_XML_MENU File Extension Xojo XML Menu File Developer Xojo, Inc. XML
.XST File Extension WebSphere Query Template Settings IBM XML
.XPL File Extension LcdStudio Playlist File Settings LcdStudio Binary
.XZ File Extension XZ Compressed Archive Compressed Tukaani Binary
.XDR File Extension XML-Data Reduced File Settings Microsoft Text
.XMM File Extension 3ds Max XML Animation Map File 3D Image Autodesk XML
.XQY File Extension XQuery Source File Developer The W3C XML Query Working Group Text
.XFR File Extension iProcess Process Definition File Data TIBCO Software Text
.XVCT File Extension VISE XML Project File Data MindVision Software Binary
.XP4 File Extension KiriKiri Package Game KiriKiri Binary
.XADD File Extension Expression Web Add-in Plugin Microsoft Zip
.XYZV File Extension Celestia Sampled Trajectory File Data Celestia Development Team Text
.XXD File Extension Brixx Planner Calendar Data Brixx Unknown
.XLD File Extension Excel Database File Database Microsoft Binary
.XTL File Extension Vietcong Data File Game Pterodon Binary
.XY File Extension XYWrite Document Text XyQuest Text
.XMPZ File Extension Miradi XML Project File Data Benetech XML
.XP File Extension Fastracker 2 Pattern Audio Starbreeze Studios Unknown
.XP File Extension XPilot Map Game XPilot Text
.XCPLUGINDATA File Extension Xcode Plug-in Data File Data Apple Unknown
.XI File Extension Fasttracker 2 Extended Instrument File Audio N/A Unknown
.XWK File Extension Crosstalk Communicator Keyboard Mapping File Settings Intel Unknown
.X4K File Extension XML4King Configuration File Settings Optimal Performance Text
.XET File Extension eManager Process Definition Settings N/A Unknown
.XAIML File Extension XAIML Chatterbot Database File Data Devyn Collier Johnson Unknown
.XP2 File Extension XPilot NG Game XPilot NG XML
.XES File Extension eManager Skins Definition Settings N/A XML
.XOF File Extension Reality Lab 3D Image File 3D Image RenderMorphics Binary
.XEP File Extension eManager File Packaging Information Settings N/A Unknown
.XCSL File Extension CineStyle Color Correction File Data Technicolor Text
.XGP File Extension Xfire Game Patcher File Data XGP Text
.XEZ File Extension eManager Template Package Compressed N/A Unknown
.XZFX File Extension ZipLogix ZipForm File Page Layout ZipLogix 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
.XEV File Extension eManager Auto-Update File Settings N/A Unknown
.XCODEPROJ File Extension Xcode Project Developer Apple Binary
.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
.XTODVD File Extension ConvertXtoDVD Project File Settings VSO Software Unknown
.XRF File Extension Cal3D XML Materials File 3D Image Cal3D XML
.XFL File Extension Animate Movie Archive Video Adobe Systems Zip
.X3F File Extension SIGMA X3F Camera RAW File Camera Raw SIGMA Binary
.X86 File Extension Linux Executable File Executable N/A Binary
.XCAPPDATA File Extension Xcode App Data File Developer Apple Binary
.XVD File Extension Xbox Virtual Disk Disk Image Microsoft Unknown
.XMU File Extension Expressive Music Container File Audio Sonation Unknown
.XDI File Extension WinArchiver Extended Disc Image File Disk Image WinArchiver Computing Binary
.XCARCHIVE File Extension Xcode Archive Developer Apple Binary
.XUR File Extension Xbox 360 Binary User Interface File Settings Microsoft Binary
.XUI File Extension Xbox 360 User Interface File Settings Microsoft Unknown
.XCSNAPSHOTS File Extension Xcode Snapshot Developer Apple Binary
.XAPPL File Extension Spoon XML Application Configuration File Data Spoon XML
.XESC File Extension Expression Encoder Screen Capture File Video Microsoft Binary
.XEJ File Extension Expression Encoder Job File Video Microsoft XML
.XCCOLORTHEME File Extension Xcode Color Theme File Settings Apple Unknown
.XCODEPLUGIN File Extension Xcode Plug-in Plugin Apple XML
.XWD File Extension X Windows Dump Image Raster Image N/A Binary
.XCPLUGIN File Extension Xcode Plug-in Plugin Apple Unknown
.XCDATAMODEL File Extension Xcode Core Data Model File Developer Apple Binary
.XBT File Extension SMART Notebook Template File Data SMART Technologies Binary
.XSIADDON File Extension Softimage Add-on File Plugin Autodesk Binary
.XBSAV File Extension Mass Effect 2 Xbox Saved Game Game Electronic Arts Binary
.XRM-MS File Extension Microsoft Security Certificate System Microsoft Unknown
.XXX File Extension Compucon Singer Embroidery File Misc Compucon USA Binary
.XBL File Extension Extensible Binding Language File Web Mozilla XML
.XSS File Extension XML Style Sheet Web Oracle XML
.XBPLATE File Extension Xiosis Scribe Template Text Xiosis Binary

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