| # |
File extension |
Developer |
| 0 |
.X - Lex Language Source Code |
Microsoft |
| 1 |
.X-PNG - Portable (Public) Network Graphic Bitmap |
Boris Eyrich |
| 2 |
.X01 - Corel Paradox Secondary Index |
Corel Corporation |
| 3 |
.X02 - Corel Paradox Secondary Index |
Corel Corporation |
| 4 |
.X03 - Corel Paradox Secondary Index |
Corel Corporation |
| 5 |
.X04 - Corel Paradox Secondary Index |
Corel Corporation |
| 6 |
.X05 - Corel Paradox Secondary Index |
Corel Corporation |
| 7 |
.X06 - Corel Paradox Secondary Index |
Corel Corporation |
| 8 |
.X07 - Corel Paradox Secondary Index |
Corel Corporation |
| 9 |
.X08 - Corel Paradox Secondary Index |
Corel Corporation |
| 10 |
.X09 - Corel Paradox Secondary Index |
Corel Corporation |
| 11 |
.X1 - X1 Desktop Search Saved Search |
X1 Technologies, Inc. |
| 12 |
.X10 - X Window Bitmap Dump |
X.Org Foundation |
| 13 |
.X11 - X Window System Bitmap Image |
X.Org Foundation |
| 14 |
.X13 - Hooligans Game Archive |
Darxabre |
| 15 |
.X20 - XTree Gold For Dos Help |
Jeffrey C Johnson (XTree Company) |
| 16 |
.X32 - Adobe Xtra Format |
Adobe Systems |
| 17 |
.X3A - MOTIF XF |
N/A |
| 18 |
.X3D - X3D Format |
MAGIX |
| 19 |
.X3DB - X3D Binary Format |
Web3D Consortium |
| 20 |
.X3DV - Web3D X3D Graphics Image |
Web3D Consortium |
| 21 |
.X3F - Sigma Camera RAW Picture Format |
SIGMA |
| 22 |
.X3G - MakerBot MakerWare Document |
MakerBot Industries, LLC |
| 23 |
.X40 - XtreeGold Dos Help |
Jeffrey C Johnson (XTree Company) |
| 24 |
.X4K - XML4King Configuration Format |
Optimal Performance |
| 25 |
.X50 - XtreeGold Dos Help |
Jeffrey C Johnson (XTree Company) |
| 26 |
.X60 - XTree Gold For Dos Help |
Jeffrey C Johnson (XTree Company) |
| 27 |
.X64 - Commodore 64 Emulator Disk Image |
N/A |
| 28 |
.X70 - XTree Gold For Dos Help |
Jeffrey C Johnson (XTree Company) |
| 29 |
.X80 - Xtree Gold Dos Help |
Jeffrey C Johnson (XTree Company) |
| 30 |
.X90 - XTree Gold For Dos Help |
Jeffrey C Johnson (XTree Company) |
| 31 |
.XA - Sony PlayStation Audio/video Format |
Electronic Arts |
| 32 |
.XA0 - Xtree Gold Dos Help |
Jeffrey C Johnson (XTree Company) |
| 33 |
.XAB - Microsoft Outlook Express Address Book |
Microsoft Corporation |
| 34 |
.XAC - SimCity Societies Game |
Electronic Arts, Inc. |
| 35 |
.XAD - EXotic ADlib Sound Format |
N/A |
| 36 |
.XADD - Expression Web Add-in |
Microsoft |
| 37 |
.XADML - Amiga Forever XADML |
Cloanto Italia srl |
| 38 |
.XAF - Xml Compatible Animation Format |
Autodesk |
| 39 |
.XAIML - XAIML Database Format |
Devyn Collier Johnson |
| 40 |
.XAML - Windows Markup File |
Microsoft |
| 41 |
.XAMLX - XAMLX Document Format |
Microsoft |
| 42 |
.XAN - Worms 3D Map Format |
Team17 Software |
| 43 |
.XAP - Microsoft Silverlight Application Package Format |
Microsoft |
| 44 |
.XAPPL - Virtual Application Studio XML Application Configuration Format |
Spoon |
| 45 |
.XAR - Xara Vector Drawing Format |
MAGIX |
| 46 |
.XARC - The Longest Journey Audio |
Funcom |
| 47 |
.XAS - PTC Pro/Engineer Assembly Format |
Parametric Technology |
| 48 |
.XAV - Final Draft AV Document |
Final Draft, Inc. |
| 49 |
.XAVC - Sony XAVC Video Format |
N/A |
| 50 |
.XB0 - Xtree Gold Dos Help |
Jeffrey C Johnson (XTree Company) |
| 51 |
.XBA - OpenOffice.org Basic Module Format |
Oracle |
| 52 |
.XBAP - Microsoft Silverlight Application Package |
Microsoft |
| 53 |
.XBB - DVIPDFMx Output |
DVIPDFMx Project Team |
| 54 |
.XBC - SMART Notebook Format |
SMART Technologies |
| 55 |
.XBD - JAXB Schema |
Oracle Corporation |
| 56 |
.XBDOC - Xiosis Scribe Document |
Xiosis |
| 57 |
.XBE - Xbox Executable Format |
Microsoft |
| 58 |
.XBEL - XBEL Bookmarks Format |
Python XML SIG |
| 59 |
.XBF - Emperor Battle For Dune |
Electronic Arts, Inc. |
| 60 |
.XBK - SMART Notebook Format |
Citrix |
| 61 |
.XBL - Extensible Binding Language Format |
Mozilla |
| 62 |
.XBLR - Output Raw XBRL |
N/A |
| 63 |
.XBM - X Windows System Bitmap Image |
N/A |
| 64 |
.XBMML - Braille Music Score |
N/A |
| 65 |
.XBMP - Area 51 Game |
Midway Home Entertainment Inc. |
| 66 |
.XBN - Xnick Nick Backup |
HyperG/Smuggl0r |
| 67 |
.XBPLATE - Xiosis Scribe Template |
Xiosis |
| 68 |
.XBRL - Extensible Business Reporting Language |
N/A |
| 69 |
.XBSAV - Mass Effect 2 For Xbox Saved Game Format |
Electronic Arts |
| 70 |
.XBT - SMART Notebook Template Format |
SMART Technologies |
| 71 |
.XBX - Xbox Icon Or Picture |
Microsoft Corporation |
| 72 |
.XC0 - Xtree Gold Dos Help |
Jeffrey C Johnson (XTree Company) |
| 73 |
.XC3 - Cast3D 3D Scene |
Cast3D project team |
| 74 |
.XCAPPDATA - Apple Xcode Application Data Format |
Apple |
| 75 |
.XCARCHIVE - Xcode Archive |
Apple |
| 76 |
.XCCONFIG - Apple Xcode Configuration Settings |
Apple, Inc. |
| 77 |
.XCDATAMODEL - Xcode Core Data Model Format |
Apple |
| 78 |
.XCDATAMODELD - Xcode Core Data Model Format |
Apple |
| 79 |
.XCEL - Microsoft Excel For Mac Spreadsheet |
Microsoft Corporation |
| 80 |
.XCF - GIMP XCF Bitmap Image Format |
GIMP |
| 81 |
.XCH - LinkAssistant Project Settings |
Link-Assistant.com |
| 82 |
.XCI - Adobe Reader Font Mapping |
Adobe Systems Incorporated |
| 83 |
.XCL - XTree For Windows Script |
Jeffrey C Johnson (XTree Company) |
| 84 |
.XCM - CmapTools Exported Concept Map |
IHMC |
| 85 |
.XCO - Xilinx CORE Generator Log |
Xilinx, Inc. |
| 86 |
.XCODE - Xcode Development Project Format |
Apple |
| 87 |
.XCODEPLUGIN - Apple Xcode Extension |
Apple, Inc. |
| 88 |
.XCODEPROJ - XCode Project Format |
Apple |
| 89 |
.XCOF - Mac OS Object Library |
Apple, Inc. |
| 90 |
.XCON - Conceal Encrypted Data |
Ankit Malhotra |
| 91 |
.XCORPUS - Xaira Corpora |
University of Oxford |
| 92 |
.XCP - XLNT Script Command |
Advanced Systems Concepts, Inc. |
| 93 |
.XCPLUGIN - Apple Xcode Extension |
Apple, Inc. |
| 94 |
.XCPLUGINDATA - Xcode Plug-in Data |
Apple, Inc. |
| 95 |
.XCR - Warlords Battlecry Game |
Enlight Software. Ltd. |
| 96 |
.XCSCHEME - Apple Xcode Scheme |
Apple, Inc. |
| 97 |
.XCSL - CineStyle Color Correction Settings Format |
Technicolor |
| 98 |
.XCSNAPSHOTS - Xcode Snapshot |
Apple |
| 99 |
.XCT - XVI32 Conversion |
N/A |
| 100 |
.XCTL - LabVIEW XControls |
National Instruments Corporation |
| 101 |
.XCU - OpenOffice.org Extension Control Format |
OpenOffice.org |
| 102 |
.XCUSERSTATE - Xcode |
Apple, Inc. |
| 103 |
.XCWORKSPACE - Xcode Workspace Format |
Apple |
| 104 |
.XD0 - XtreeGold Dos Help |
Jeffrey C Johnson (XTree Company) |
| 105 |
.XDA - Sencha Architect Project |
Sencha Inc. |
| 106 |
.XDB - Norton AntiVirus Update Format |
Symantec |
| 107 |
.XDC - Total Commander With DarkCrypt IV Plug-in Encrypted |
TOTALCMD.NET |
| 108 |
.XDF - Externally Defined Function |
Autodesk, Inc. |
| 109 |
.XDFL - XDFL Configuration |
XDFLengine Team |
| 110 |
.XDI - WinArchiver Compressed ISO Image Format |
WinArchiver Computing |
| 111 |
.XDL - MS SQL Server XML Schema Format |
N/A |
| 112 |
.XDO - Oracle BI Publisher Resource Tracking |
Oracle Corporation |
| 113 |
.XDOC - QuarkXPress 3.0 Document |
N/A |
| 114 |
.XDOCLET - JBoss XDoclet Reference |
Red Hat, Inc. |
| 115 |
.XDP - Acrobat XML Data Package Format |
Adobe Systems |
| 116 |
.XDR - XML Data Reduced Format |
Microsoft |
| 117 |
.XDS - LCDStudio Design Format |
LCDstudio.com |
| 118 |
.XDT - Win-Test Extra Data |
Olivier F5MZN |
| 119 |
.XDU - Backdoor.Win32.PcClient.xdu |
N/A |
| 120 |
.XDV - XeTeX |
N/A |
| 121 |
.XDW - DocuWorks Document Format |
Fuji Xerox |
| 122 |
.XE0 - XtreeGold Dos Help |
Jeffrey C Johnson (XTree Company) |
| 123 |
.XEF - X-Genics EManager Form Data Format |
N/A |
| 124 |
.XEJ - Microsoft Expression Encoder Job Format |
Microsoft |
| 125 |
.XEL - Microsoft Expression Encoder 3.0 Live Jobs Format |
Microsoft |
| 126 |
.XEM - Sybase PowerDesigner Model Definition Format |
Sybase |
| 127 |
.XEN - Activision Guitar Hero 3 Data Format |
Activision |
| 128 |
.XENSEARCH - XenCenter Saved Search Format |
Citrix |
| 129 |
.XEO - Signwave Auto-Illustrator Extension |
Signwave UK |
| 130 |
.XEP - EManager File Packing Definition |
N/A |
| 131 |
.XEQ - Sage MAS 90 Data |
The Sage Group plc |
| 132 |
.XER - Primavera Project Management Propriety Exchange Format |
Oracle |
| 133 |
.XES - X-Genics EManager Skins Definition |
N/A |
| 134 |
.XESC - Microsoft Expression Encoder Screen Capture Format |
Microsoft |
| 135 |
.XET - X-Genics EManager Process Definition |
N/A |
| 136 |
.XEV - X-Genics EManager Auto-update Format |
N/A |
| 137 |
.XEVGENXML - Adobe Dreamweaver |
Adobe Systems Incorporated |
| 138 |
.XEX - Xbox 360 Executable Format |
Microsoft |
| 139 |
.XEZ - X-Genics EManager Template Package |
N/A |
| 140 |
.XFA - OneCncXR CAD |
OneCNC LLC |
| 141 |
.XFBIN - Naruto Shippuden: Ultimate Ninja Storm 2 |
CyberConnect2 |
| 142 |
.XFC - X-Fonter Font Collection |
Blacksun Software |
| 143 |
.XFD - Adobe XFDL Format XML Form Format |
UWI |
| 144 |
.XFDF - Adobe Acrobat Forms Document |
Adobe Systems |
| 145 |
.XFDL - XFDL Format |
UWI |
| 146 |
.XFF - XFRX Database Output |
Martin Haluza |
| 147 |
.XFI - XICE Desktop Encrypted |
xICE.NET |
| 148 |
.XFL - Adobe Flash Exchange Format |
Adobe Systems |
| 149 |
.XFM - OmniForm XML |
Nuance Communications, Inc. |
| 150 |
.XFN - Corel Ventura Printer Font |
N/A |
| 151 |
.XFO - XSL-FO Formatted Form |
N/A |
| 152 |
.XFP - Microsoft SharePoint Extending Form Library Properties |
Microsoft Corporation |
| 153 |
.XFR - Ventura Publisher Bitmap Editor Font Format |
Corel Corporation |
| 154 |
.XFS - Gunbound Format |
Softnyx |
| 155 |
.XFT - Adobe Form Designer Form |
N/A |
| 156 |
.XFZ - French FlashCards Vocabulary |
Declan Software |
| 157 |
.XG0 - Corel Paradox Secondary Index |
Corel Corporation |
| 158 |
.XG1 - Corel Paradox Secondary Index |
Corel Corporation |
| 159 |
.XG2 - Corel Paradox Secondary Index |
Corel Corporation |
| 160 |
.XG3 - Corel Paradox Secondary Index |
Corel Corporation |
| 161 |
.XG4 - Corel Paradox Secondary Index |
Corel Corporation |
| 162 |
.XG5 - Corel Paradox Secondary Index |
Corel Corporation |
| 163 |
.XGA - Diamond Mind Baseball Game Account Information |
Imagine Sports |
| 164 |
.XGD - Xbox 360 Game Disc Layout |
Microsoft Corporation |
| 165 |
.XGL - XGL 3D CAD Model |
N/A |
| 166 |
.XGLL - EASE SpeakerLab Text |
AFMG Technologies GmbH |
| 167 |
.XGML - Graph Modeling Language XML Format |
N/A |
| 168 |
.XGMML - XGMML Graph Format |
N/A |
| 169 |
.XGO - GeoConcept Add-on |
GeoConcept SA |
| 170 |
.XGP - Xfire Profile Patcher Game List Format |
XGP |
| 171 |
.XGS - Disk Image Format |
Microsoft |
| 172 |
.XHB - HomeBank Data |
N/A |
| 173 |
.XHP - OpenOffice.org Extension Help Format |
OpenOffice.org Project Team |
| 174 |
.XHT - Extensible HyperText Markup Language Format |
N/A |
| 175 |
.XHTM - Extensible HTML Format |
N/A |
| 176 |
.XHTML - Extensible HTML Format |
N/A |
| 177 |
.XI - Fastracker 2.0 Instrument Format |
N/A |
| 178 |
.XIB - Apple Interface Builder Format |
Apple |
| 179 |
.XIF - ScanSoft Pagis Format |
Nuance Communications |
| 180 |
.XIG - XML Instance Generator |
N/A |
| 181 |
.XIL - Xilize |
SourceForge.net |
| 182 |
.XILINC - Xilize Defintion |
SourceForge.net |
| 183 |
.XILIZE - Xilize Configuration |
SourceForge.net |
| 184 |
.XIM - X11 Xim Toolkit Bitmap |
N/A |
| 185 |
.XIN - OmniMark Include |
Stilo International plc |
| 186 |
.XIP - Xbox Dashboard |
N/A |
| 187 |
.XISE - Xilinx ISE Project Format |
Xilinx |
| 188 |
.XISO - Xbox ISO |
xiso |
| 189 |
.XIT - SpatialAnalyzer |
New River Kinematics |
| 190 |
.XIT64 - SpatialAnalyzer |
New River Kinematics |
| 191 |
.XIX - IIS NNTP Subject Lists |
N/A |
| 192 |
.XIZ - Ximinez |
SourceForge.net |
| 193 |
.XJB - OEPE JAXB Wizard Bindings |
Oracle Corporation |
| 194 |
.XJT - Compressed GIMP Image |
The GIMP Team |
| 195 |
.XKM - X KeyBoard |
Various Linux developers |
| 196 |
.XL - Microsoft Excel Spreadsheet Format |
Microsoft |
| 197 |
.XLA - Microsoft Excel Add-in Format |
Microsoft |
| 198 |
.XLA5 - Microsoft Excel 5 For Mac Add-in |
Microsoft Corporation |
| 199 |
.XLA8 - Microsoft Excel 98 For Mac Add-in |
Microsoft Corporation |
| 200 |
.XLAM - Microsoft Excel 2007/2010 Open XML Macro-enabled Add-in Format |
Microsoft |
| 201 |
.XLAMENX - Egis Encrypted Excel XLAM |
Egis Technology Inc. |
| 202 |
.XLA_ - Microsoft Excel 4 For Mac Add-in |
Microsoft Corporation |
| 203 |
.XLB - Microsoft Excel Toolbars Format |
Microsoft |
| 204 |
.XLB4 - Microsoft Excel 4 For Mac Toolbars |
Microsoft Corporation |
| 205 |
.XLB5 - Microsoft Excel 5 For Mac Toolbars |
Microsoft Corporation |
| 206 |
.XLB8 - Microsoft Excel 98 For Mac Toolbars |
Microsoft Corporation |
| 207 |
.XLBN - Microsoft Excel 1 For Mac Toolbars |
Microsoft Corporation |
| 208 |
.XLC - Microsoft Excel Chart Format |
Microsoft |
| 209 |
.XLC3 - Microsoft Excel 3 For Mac Chart |
Microsoft Corporation |
| 210 |
.XLC4 - Microsoft Excel 4 For Mac Chart |
Microsoft Corporation |
| 211 |
.XLC_ - Microsoft Excel 2 For Mac Chart |
Microsoft Corporation |
| 212 |
.XLD - Microsoft Excel Dialogue Format |
Microsoft |
| 213 |
.XLDB - AQUA Data |
PRIORITY DISPATCH CORP. |
| 214 |
.XLF - XLIFF Document Format |
OASIS |
| 215 |
.XLG - AutoCAD External Reference Log |
Autodesk, Inc. |
| 216 |
.XLGC - ExpressK Database Format |
Prosystech |
| 217 |
.XLI - SIEMENS PLM Software NX 7.5 Log |
Siemens Product Lifecycle Management Software Inc. |
| 218 |
.XLIFF - XLIFF Localization Format |
OASIS |
| 219 |
.XLK - Microsoft Excel Backup Format |
Microsoft |
| 220 |
.XLL - Microsoft Excel Add-in Format |
Microsoft |
| 221 |
.XLL_ - Microsoft Excel 4 For Mac Add-in |
Microsoft Corporation |
| 222 |
.XLM - Microsoft Excel Macro Format |
Microsoft |
| 223 |
.XLM3 - Microsoft Excel 3 For Mac Macro |
Microsoft Corporation |
| 224 |
.XLM4 - Microsoft Excel 4 For Mac Macro |
Microsoft Corporation |
| 225 |
.XLMV - Thunder Mall Video Format |
N/A |
| 226 |
.XLMX - Microsoft Excel Macro-enabled Spreadsheet |
Microsoft Corporation |
| 227 |
.XLM_ - Microsoft Excel 2 For Mac Macro |
Microsoft Corporation |
| 228 |
.XLNK - XML Link Format |
N/A |
| 229 |
.XLO - Autodesk Inventor Export Journal |
Autodesk, Inc. |
| 230 |
.XLPF - Microsoft Excel For Mac Setting |
Microsoft Corporation |
| 231 |
.XLR - Microsoft Works Spreadsheet Or Chart Format |
Microsoft |
| 232 |
.XLS - Microsoft Excel 97 To 2003 Workbook Format |
Microsoft |
| 233 |
.XLS3 - Microsoft Excel 3 For Mac Spreadsheet |
Microsoft Corporation |
| 234 |
.XLS4 - Microsoft Excel 4 For Mac Spreadsheet |
Microsoft Corporation |
| 235 |
.XLS5 - Microsoft Excel 5 For Mac Spreadsheet |
Microsoft Corporation |
| 236 |
.XLS8 - Microsoft Excel 98 For Mac Spreadsheet |
Microsoft Corporation |
| 237 |
.XLSB - Microsoft Excel 2007/2010 Binary Workbook Format |
Microsoft |
| 238 |
.XLSENX - Egis Encrypted Excel XLS |
Egis Technology Inc. |
| 239 |
.XLSHTML - Microsoft Office Excel HTML Document Format |
Microsoft |
| 240 |
.XLSM - Microsoft Excel 2007/2010 Open XML Macro-enabled Workbook Format |
Microsoft |
| 241 |
.XLSMHTML - Microsoft Excel MIME HTML Spreadsheet Format |
Microsoft |
| 242 |
.XLSX - Microsoft Excel 2007, Excel 2010 And Excel 2013 Open XML Workbook Format |
Microsoft |
| 243 |
.XLSXENX - Egis Encrypted Excel XLSX |
Egis Technology Inc. |
| 244 |
.XLS_ - Microsoft Excel For Mac Spreadsheet |
Microsoft Corporation |
| 245 |
.XLT - Microsoft Excel 97 To 2003 Workbook Template Format |
Microsoft |
| 246 |
.XLTHTML - Microsoft Office Excel HTML Template Format |
Microsoft |
| 247 |
.XLTM - Microsoft Excel 2007/2010 Open XML Macro-enabled Workbook Template Format |
Microsoft |
| 248 |
.XLTX - Microsoft Excel 2007/2010 Open XML Workbook Template Format |
Microsoft |
| 249 |
.XLV - Microsoft Excel VBA Module Format |
Microsoft |
| 250 |
.XLW - Microsoft Excel Workspace Format |
Microsoft |
| 251 |
.XLW3 - Microsoft Excel 3 For Mac Workbook |
Microsoft Corporation |
| 252 |
.XLW4 - Microsoft Excel 4 For Mac Workbook |
Microsoft Corporation |
| 253 |
.XLW5 - Microsoft Excel 5 For Mac Workbook |
Microsoft Corporation |
| 254 |
.XLW_ - Microsoft Excel 2 For Mac Workbook |
Microsoft Corporation |
| 255 |
.XLXML - Microsoft Excel XML Worksheet |
Microsoft Corporation |
| 256 |
.XLZ - Crossword Power Tools Crossword Library |
CPT |
| 257 |
.XM - FastTracker 2 Instrument |
Fasttracker |
| 258 |
.XMAP - XMind 2007/2008 Workbook |
XMind |
| 259 |
.XMB - Lucas Arts X-Wing Mission Briefing Format |
Microsoft |
| 260 |
.XMC - Lingoes Configuration |
Lingoes Project |
| 261 |
.XMCD - PTC Mathcad Worksheet Format |
Parametric Technology Corporation |
| 262 |
.XMCDZ - PTC Mathcad Compressed Worksheet Format |
Parametric Technology Corporation |
| 263 |
.XMCT - Mathcad Template Format |
PTC |
| 264 |
.XMD - GameJack Virtual CD Or DVD Image Format |
Engelmann Media |
| 265 |
.XME - GME |
ISIS / Vanderbilt University / School of Engineering |
| 266 |
.XMEF - TextMap Evidence Format |
LexisNexis |
| 267 |
.XMF - CDRWin Virtual CD Image Format |
Cal3D |
| 268 |
.XMG - The Longest Journey XMG |
Funcom |
| 269 |
.XMI - Miles Sound System Extended MIDI Files |
Object Management Group |
| 270 |
.XMIND - XMind Workbook Format |
XMind |
| 271 |
.XMIT - IBM XMIT Data |
N/A |
| 272 |
.XML - XML Document Format |
N/A |
| 273 |
.XML-PREV - VirtualBox XML Settings Backup |
Oracle Corporation |
| 274 |
.XMLA - XML For Analysis Source |
N/A |
| 275 |
.XMLJET - Eclipse JET XML Template |
The Eclipse Foundation |
| 276 |
.XMLPER - LeCroy Binary Waveform Format |
N/A |
| 277 |
.XMLS - Microsoft Excel 2003 XML |
Microsoft Corporation |
| 278 |
.XMLX - Excel Spreadsheet |
Microsoft Corporation |
| 279 |
.XMM - 3ds Max XML Animation Map Format |
Autodesk |
| 280 |
.XMMAP - MindManager XML Map Format |
Mindjet |
| 281 |
.XMMAS - MindManager XML Theme |
Mindjet |
| 282 |
.XMMAT - MindManager XML Template |
Mindjet |
| 283 |
.XMO - Adobe Authorware Movie Driver |
Adobe Systems Incorporated |
| 284 |
.XMOD - Datawatch Monarch Model |
Datawatch Corporation |
| 285 |
.XMP - Adobe Extensible Metadata Platform Format |
Adobe Systems |
| 286 |
.XMPSES - Adobe Premiere Elements |
Adobe Systems Incorporated |
| 287 |
.XMPSKIN - XMPlay Skin |
Un4seen Developments |
| 288 |
.XMPZ - Miradi XML Project Format |
Benetech |
| 289 |
.XMS - Microsoft EXtended Memory Specification |
Microsoft Corporation |
| 290 |
.XMT - XMind Workbook Template |
XMind Ltd. |
| 291 |
.XMTA - Microsoft Visual Studio XMTA Document |
Microsoft Corporation |
| 292 |
.XMV - Microsoft Xbox Video Format |
Microsoft |
| 293 |
.XMX - AutoCAD External Message Compiled |
Autodesk, Inc. |
| 294 |
.XMZ - Fasttracker 2 Extended Module Format |
Starbreeze Studios |
| 295 |
.XN - Cygnus Ld-scripts |
Red Hat, Inc. |
| 296 |
.XNB - XNA Game Studio Express XNA Framework Content Pipeline Binary Format |
Microsoft |
| 297 |
.XND - ExNode Download |
Logistical Computing and Internetworking (LoCI) Laboratory |
| 298 |
.XNF - Extensible Numerical |
Satinmage |
| 299 |
.XNK - Microsoft Exchange Shortcut Format |
N/A |
| 300 |
.XNODE - LabVIEW |
National Instruments Corporation |
| 301 |
.XNP - XnView Addon |
N/A |
| 302 |
.XNT - QuarkXPress Extension Format |
Quark Software |
| 303 |
.XNV - NVision Layout |
N/A |
| 304 |
.XOB - EasyBuilder 8000 Compiled Code |
Nematron |
| 305 |
.XOF - RenderMorphics Reality Lab 3D Image Format |
RenderMorphics |
| 306 |
.XOJO_BINARY_MENU - Xojo Binary Menu |
Xojo, Inc. |
| 307 |
.XOJO_BINARY_PROJECT - Xojo Binary Project |
Xojo, Inc. |
| 308 |
.XOJO_BINARY_WINDOW - Xojo Binary Window |
Xojo, Inc. |
| 309 |
.XOJO_MENU - Xojo Menu |
Xojo, Inc. |
| 310 |
.XOJO_PROJECT - Xojo Programming Project |
Xojo, Inc. |
| 311 |
.XOJO_WINDOW - Xojo Window |
Xojo, Inc. |
| 312 |
.XOJO_XML_MENU - Xojo XML Menu |
Xojo, Inc. |
| 313 |
.XOJO_XML_WINDOW - Xojo XML Window |
N/A |
| 314 |
.XOL - Swiss Map Overlay Format |
swisstopo |
| 315 |
.XOM - Worms 3D Object Format |
Team17 Software |
| 316 |
.XOML - Windows Workflow Format |
N/A |
| 317 |
.XOP - IGOR Pro Add-on |
N/A |
| 318 |
.XOV - RapidForm XOV 3D Inspection/Model |
Rapidform, Inc. |
| 319 |
.XP - WindowBlinds Temporary Format |
Stardock Corporation |
| 320 |
.XP0 - SecretPhotos Puzzle Graphic Image |
N/A |
| 321 |
.XP2 - XPilot NG |
XPilot NG |
| 322 |
.XP3 - KiriKiri Package Format |
KiriKiri |
| 323 |
.XP4 - KiriKiri Package |
KiriKiri |
| 324 |
.XPAC - Sonic & Sega All-Stars Racing For PC Game Audio Archive |
Sega Corporation |
| 325 |
.XPADDERCONTROLLER - Xpadder Controller Layout Format |
Xpadder |
| 326 |
.XPADDERPROFILE - Xpadder Settings |
N/A |
| 327 |
.XPB - XPB! Basic Source Code |
Tony D. Jones |
| 328 |
.XPD - XML Pipeline Document Format |
N/A |
| 329 |
.XPDL - XPDL Module |
Workflow Management Coalition |
| 330 |
.XPF - XProtector Project |
Oreans Technologies |
| 331 |
.XPG - Autoplay Media Studio Exported Page |
Indigo Rose |
| 332 |
.XPGT - EPUB XML Stylesheet Page Template |
Adobe Systems Incorporated |
| 333 |
.XPI - Firefox Browser Extension Format |
Mozilla |
| 334 |
.XPJ - Micro Planner X-Pert Project Format |
Adobe Systems |
| 335 |
.XPK - PSpice Library Format |
Cadence Design Systems, Inc. |
| 336 |
.XPKU - Apple Mac OS X Universal Binary Package |
Apple, Inc. |
| 337 |
.XPL - X-Plane Plug-in Format |
N/A |
| 338 |
.XPL2 - TerraExplorerPro LOD Parameter |
Skyline Software Systems Inc. |
| 339 |
.XPM - X11 Pixmap Graphic |
N/A |
| 340 |
.XPNG - Portable (Public) Network Graphic Bitmap |
N/A |
| 341 |
.XPP - X++ Source Code Format |
Microsoft |
| 342 |
.XPR - PTC Pro/ENGINEER Part Format |
Parametric Technology |
| 343 |
.XPR3 - QuarkXpress 3.0 Mac |
N/A |
| 344 |
.XPRJ - Monarch XML Project |
Datawatch Corporation |
| 345 |
.XPS - XML Paper Specification Format |
Microsoft |
| 346 |
.XPS~ - WindowBlinds Temporary |
Stardock Corporation |
| 347 |
.XPT - Mozilla Firefox Component |
N/A |
| 348 |
.XPTIN - Xpswmm Hydrology Data |
XP Solutions Inc. |
| 349 |
.XPW - Accessible FormNet Fillable Form |
Intercon Associates Inc. |
| 350 |
.XPX - Intercon FormNet |
Intercon Associates Inc. |
| 351 |
.XPY - MarketBrowser |
Leading Market Technologies, Inc. |
| 352 |
.XP~ - WindowBlinds Temporary |
Stardock Corporation |
| 353 |
.XQ - XQuery Format |
The W3C XML Query Working Group |
| 354 |
.XQL - XML Query Language Format |
The W3C XML Query Working Group |
| 355 |
.XQM - XQuery Module |
The W3C XML Query Working Group |
| 356 |
.XQT - SuperCalc Macro Spreadsheet Format |
N/A |
| 357 |
.XQUERY - XQuery Source Code Format |
The W3C XML Query Working Group |
| 358 |
.XQY - XQuery Source Format |
The W3C XML Query Working Group |
| 359 |
.XR - Cygnus Ld-scripts |
Red Hat, Inc. |
| 360 |
.XRC - WxWidgets WxPython Resource |
Adobe Systems Incorporated |
| 361 |
.XRD - Core Wars Data |
N/A |
| 362 |
.XRDML - PANalytical XRD Measurement Data XML |
PANalytical B.V. |
| 363 |
.XREF - IBM AIX Cross Reference |
IBM |
| 364 |
.XRF - WordSearch Cross Reference Format |
WORDSearch Corporation |
| 365 |
.XRFF - Extensible Attribute-Relation File Format |
University of Waikato |
| 366 |
.XRL - PowerDesigner Report |
Sybase Inc. |
| 367 |
.XRM-MS - Microsoft Security Certificate |
Microsoft |
| 368 |
.XRNS - Extended Renoise Song Format |
Renoise |
| 369 |
.XRP - RationalPlan Format |
Stand By Soft |
| 370 |
.XRS - Dig It! Game |
Pixel Painters Corporation |
| 371 |
.XRX - Expression Encoder Media Profile Settings |
Microsoft Corporation |
| 372 |
.XRY - XRY Data Format |
Micro Systemation |
| 373 |
.XS - Age Of Empires 3 Map AI Generator Format |
Microsoft |
| 374 |
.XS4 - XESS Worksheet |
AIS |
| 375 |
.XS5 - XESS Worksheet |
AIS |
| 376 |
.XSB - XACT Sound Bank |
Microsoft |
| 377 |
.XSC - Microsoft Visual Studio XSC Format |
Microsoft |
| 378 |
.XSD - XML Schema Description Format |
N/A |
| 379 |
.XSF - Microsoft Office InfoPath Format |
Microsoft |
| 380 |
.XSI - SOFTIMAGE|XSI 3D Model |
Autodesk |
| 381 |
.XSIADDON - SOFTIMAGE XSI Add-on Format |
Autodesk |
| 382 |
.XSL - XML Stylesheet Format |
N/A |
| 383 |
.XSLIC - XenServer License Format |
Citrix |
| 384 |
.XSLT - XSL Transform Format |
N/A |
| 385 |
.XSM - SimCity Societies Game |
Electronic Arts, Inc. |
| 386 |
.XSN - Microsoft Office InfoPath Template Form Format |
Microsoft |
| 387 |
.XSO - Expresso Project |
Ultrapico |
| 388 |
.XSP - XBMC Smart Playlist Format |
XBMC |
| 389 |
.XSPF - XML Shareable Playlist Format |
N/A |
| 390 |
.XSQL - Oracle XSQL Servlet Server Side |
Oracle Corporation |
| 391 |
.XSR - FabTrol MRP |
FabTrol Systems |
| 392 |
.XSS - XML Stylesheet Format |
Oracle |
| 393 |
.XSSLOG - Microsoft SharePoint WorkSpace Groove Log |
Microsoft Corporation |
| 394 |
.XSSR - Microsoft SharePoint WorkSpace Groove |
Microsoft Corporation |
| 395 |
.XST - Microsoft Outlook Personal Folders Format |
Microsoft |
| 396 |
.XSTB - TextBridge |
Nuance Communications, Inc. |
| 397 |
.XSTK - XStarter Task |
xStarter Solutions, Inc. |
| 398 |
.XSU - Fortran 77 Library |
IBM |
| 399 |
.XSVF - Xilinx Serial Vector Format |
Xilinx |
| 400 |
.XSX - Microsoft Visual Studio XML Schema Layout Format |
Microsoft |
| 401 |
.XT - FastTracker Music Track Format |
N/A |
| 402 |
.XTC - XTrkCAD Project |
MartinFischer |
| 403 |
.XTD - XML Type Definition |
N/A |
| 404 |
.XTERME - Winstep Extreme Theme |
WinStep Software Technologies |
| 405 |
.XTF - EXtended Triton Format |
N/A |
| 406 |
.XTG - QuarkXpress Tags Format |
Quark, Inc. |
| 407 |
.XTIC - ActivInspire Ticker |
Promethean World plc |
| 408 |
.XTL - Vietcong Game Data Format |
Pterodon |
| 409 |
.XTM - CmapTools Exported Topic Map Format |
IHMC |
| 410 |
.XTML - XML4web Virtual HTML Document |
Altairis, s. r. o. |
| 411 |
.XTMP - Avid Xpress Pro Template |
Avid Technology, Inc. |
| 412 |
.XTND - Adobe Acrobat For Mac Plug-In |
N/A |
| 413 |
.XTODVD - ConvertXtoDVD Project |
VSO-Software |
| 414 |
.XTP - XTreeGold Overlay |
Autodesk |
| 415 |
.XTRA - Adobe Director Xtra |
Adobe Systems Incorporated |
| 416 |
.XTREME - Winstep Xtreme Theme Pack Format |
Winstep Software Technologies |
| 417 |
.XTRL - XTND Translator |
N/A |
| 418 |
.XTXT - Xtext |
The Eclipse Foundation |
| 419 |
.XUI - Xbox 360 Skin Format |
Microsoft |
| 420 |
.XUL - Firefox XML User Interface Language Format |
Mozilla |
| 421 |
.XUR - Xbox 360 Compiled Skin Format |
Microsoft |
| 422 |
.XV - Khoros Visualization Bitmap Image |
N/A |
| 423 |
.XV0 - Lattice XVL Structure Format |
Lattice Technology |
| 424 |
.XV2 - V-XVL Geometry |
Lattice Technology, Inc. |
| 425 |
.XV3 - P-XVL Geometry Format |
Lattice Technology |
| 426 |
.XVA - Citrix Xen Virtual Appliance Format |
Citrix |
| 427 |
.XVCT - VISE XML Project Format |
MindVision Software |
| 428 |
.XVG - Grace Document |
Grace Development Team |
| 429 |
.XVID - XviD Codec |
Xvid |
| 430 |
.XVL - EXtensible Virtual World Description Language Document |
Lattice Technology, Inc. |
| 431 |
.XVM - VMware Console Configuration Format |
VMware |
| 432 |
.XVMCONF - World Of Tanks Configuration Format |
XVM |
| 433 |
.XVO - RatDVD Internal |
RatDVD.CA |
| 434 |
.XVU - BOClean Database Format |
Comodo Group, Inc. |
| 435 |
.XWB - XACT Wave Bank Format |
Microsoft |
| 436 |
.XWC - Starbreeze Sound |
Starbreeze |
| 437 |
.XWD - X Window Window Screen Dump Or Bitmap |
N/A |
| 438 |
.XWF - OmniPage Workflow Format |
Nuance Communications |
| 439 |
.XWI - Star Wars: X-Wing Mission |
LucasArts Entertainment Company, LLC |
| 440 |
.XWK - Crosstalk Keyboard Mapping Format |
Intel |
| 441 |
.XWM - The Elder Scrolls V: Skyrim Music |
Bethesda Softworks LLC |
| 442 |
.XWMA - XWMA Audio Compression Format |
Microsoft Corporation |
| 443 |
.XWMV - Microsoft Windows Media |
Microsoft Corporation |
| 444 |
.XWP - Xerox Writer Document |
N/A |
| 445 |
.XWS - Xara Webstyle Format |
MAGIX |
| 446 |
.XX - XXEncoded Format |
N/A |
| 447 |
.XXD - Brixx Planner Calendar Format |
Brixx |
| 448 |
.XXE - XXEncoded Format |
N/A |
| 449 |
.XXX - Compucon/Singer PSW Embroidery Design Format |
Compucon USA |
| 450 |
.XY - XyWrite Document |
XyQuest |
| 451 |
.XY3 - XYWrite III Document |
N/A |
| 452 |
.XYP - XY Write III Plus Document |
N/A |
| 453 |
.XYS - XYplorer Script Format |
Donald Lessau |
| 454 |
.XYW - XYWrite For Windows 3x/4.0 Document |
N/A |
| 455 |
.XYZ - Molecule Specification Format |
N/A |
| 456 |
.XYZE - Radiance Map |
N/A |
| 457 |
.XYZI - 3rdTech Scanner |
N/A |
| 458 |
.XYZRGB - 3rdTech XYZ RGB Graphic |
N/A |
| 459 |
.XYZV - Celestia Sampled Trajectory Format |
Celestia Development Team |
| 460 |
.XZ - XZ Utils Compressed Archive |
Tukaani |
| 461 |
.XZFX - ZipLogix ZipForm Format |
ZipLogix |
| 462 |
.XZM - Slackware Linux Package |
Slackware Linux, Inc. |
| 463 |
.X_B - Parasolid Document Format |
Siemens PLM Software |
| 464 |
.X_T - Parasolid File Format |
Siemens PLM Software |
