File extension	The full name of the file	Popularity
File extension 256	Descent 2 Color Palette File
File extension 8ST	8start Launcher File
File extension A2M	TS-AudioToMIDI Settings File
File extension A2THEME	Aston 2 Theme File
File extension ABS	TurboZIP Auto Compress Script
File extension ACB	Adobe Photoshop Color Book File
File extension ACBL	Adobe Color Book Legacy File
File extension ACF	Adobe Photoshop Custom Filter File
File extension ACO	Adobe Photoshop Color Swatch File
File extension ACROBATSECURITYSETTINGS	Adobe Acrobat Security Settings File
File extension ACRODATA	Acrobat Data File
File extension ACT	Adobe Color Table File
File extension ACV	Photoshop Curves File
File extension ACW	Windows Accessibility Wizard File
File extension ADO	Adobe Photoshop Duotone Options File
File extension ADPP	Adobe Device Profile Package
File extension AEA	Ae Timer Alarm Document
File extension AHL	eMule Metadata File
File extension AHS	Adobe Halftone Screen File
File extension AHU	Adobe Photoshop HSL File
File extension AIA	Adobe Illustrator Action File
File extension AIT	Adobe Illustrator Template
File extension AIU	Advanced Installer Updates Configuration File
File extension ALL	Java RMI Policy File
File extension ALV	Adobe Photoshop Levels File
File extension ALX	BlackBerry Application Loader XML File
File extension AMP	Adobe Photoshop Curves Map File
File extension AMS	Adobe Monitor Setup file
File extension ANTISPAM5	Personal AntiSpam Settings File
File extension AOIS	CFS Console Add-on Installer Settings File
File extension AOM	Adobe After Effects output settings file
File extension API	Adobe Photoshop Inks File
File extension APPLICATION	ClickOnce Deployment Manifest File
File extension APPREF-MS	Application Reference file
File extension ARG	AutoCAD Profile
File extension ARL	AOL Organizer File
File extension ARP	Advanced RAR Password Recovery Setup
File extension ARS	After Effects Render Settings File
File extension ASE	Adobe Swatch Exchange File
File extension ASK	Ableton Live Skin File
File extension ASL	Photoshop Style
File extension AST	Adobe Color Separations Table
File extension ASV	Adobe Photoshop Selective Color File
File extension ASWCS	Avast! Compressed Skin File
File extension ASWS	Avast! Skin File
File extension ATC	AutoCAD catalog file
File extension ATF	Photoshop Transfer Function File
File extension ATH	Alienware AlienFX Theme File
File extension ATN	Photoshop Actions File
File extension ATZ	Aston Compiled Theme
File extension AUX	TeX/LaTeX auxiliary references file
File extension AVE	Avid User File
File extension AVS	AVS Preset File
File extension AWCAV	ActiveWorlds Custom Avatar File
File extension AWS	AutoCAD Work Space File
File extension AXP	CDBurnerXP Audio Compilation File
File extension AXT	Adobe Photoshop Extract File
File extension BAU	Apache OpenOffice AutoText File
File extension BCMX	Business Contact Manager Customization
File extension BCP	BlackMagic Custom Palette
File extension BCS	Boland Calibration Settings File
File extension BGI	BgInfo Configuration File
File extension BIN	BlackBerry IT Policy File
File extension BITPIM	BitPim Configuration File
File extension BKS	NTBackup Settings File
File extension BLOB	Valve Steam Archive
File extension BLT	AIM Buddy List
File extension BLW	Adobe Photoshop Black and White Presets File
File extension BOOT	InstallShield file
File extension BPF	BatchPhoto profile file
File extension BRG	ProjectWise User Settings File
File extension BS7	Windows 7 Boot Updater Skin
File extension BTSEARCH	BitTorrent Search Engine File
File extension BXX	BS Contact Parameter File
File extension C2R	Windows Media Center Click-To-Record File
File extension CAMP	WCS CAMP
File extension CASE	SlipCover Case Template
File extension CCP	CloneCD profiles file
File extension CDT	CorelDRAW Image Template
File extension CEX	SolidWorks Enterprise PDM Vault Export File
File extension CF	Sendmail Configuration File
File extension CFG	Configuration File
File extension CFS	INMOS configuration file
File extension CGR	Quest3D Channel Group File
File extension CHA	Photoshop Channel Mixture
File extension CHL	Microsoft Internet Explorer channel information file
File extension CHX	AutoCAD Standards Check File
File extension CLR	CryptLoad Router Information File
File extension CM	Cable Modem Configuration File
File extension CMMTHEME	CleanMyMac Theme File
File extension CMP	Windows Connection Manager Profile
File extension CNF	MySQL Configuration File
File extension CONF	Configuration information file
File extension CONTROLS	OpenBVE Keyboard Shortcuts File
File extension COPRESET	Capture One Preset File
File extension COS	Capture One Settings File
File extension COSTYLE	Capture One Style File
File extension CPF	Cab Provisioning Format File
File extension CPG	ESRI Code Page File
File extension CPR	Adobe Captivate Preferences File
File extension CPX	Oracle ADF Binding Context File
File extension CSAPLAN	SPSS Analysis Plan File
File extension CSF	Adobe Color Settings File
File extension CSKIN	CD Art Display Skin File
File extension CSPLAN	SPSS Sampling Plan File
File extension CST	Canvas Custom Set File
File extension CTB	AutoCAD Color-Based Plot Style File
File extension CTBODYFITTING	CrazyTalk Animator Actor Fitting File
File extension CUI	Autodesk Custom Workspace File
File extension CUIX	AutoCAD Custom User Interface File
File extension CUS	AutoCAD Custom Dictionary File
File extension CVA	HP Systems Software Manager Information File
File extension CWF	CorelDRAW Workspace File
File extension CYBERDUCKLICENSE	Cyberduck Donation Key
File extension CYBERDUCKPROFILE	Cyberduck Connection Profile
File extension DBB	Skype User Information File
File extension DBG	FoxPro Debugger Configuration
File extension DCL	AutoCAD Dialog Definition File
File extension DCP	Adobe DNG Camera Profile
File extension DCST	Adobe InDesign Document Presets File
File extension DDF	Diamond Directive File
File extension DICPROOF	Microsoft Dictionary Proofing File
File extension DINFO	DivX Temporary Video Info File
File extension DIRECTORY	KDE Folder View Properties File
File extension DMT	Delphi menu template file
File extension DOLPHINVIEW	Dolphin Folder View Settings File
File extension DOWNLOADHOST	MSN Download Settings File
File extension DPS	DivX player skin
File extension DPV	Siemens NX Drafting Standard File
File extension DRM	Cubase Drum Map File
File extension DSD	AutoCAD Drawing Set Description File
File extension DSW	Visual C++ 6 Workspace File
File extension DSX	DAZ Studio XML File
File extension DSYM	ArchiCAD for MAC Geometric Description Language file
File extension DS_STORE	Mac OS X Folder Settings File
File extension DUCK	Cyberduck Bookmark
File extension DUN	Dial Up Network File
File extension DXLS	DashXL Skin Set File
File extension DXP	Dexpot Profile File
File extension EAP	Adobe Photoshop exposure file
File extension EFTX	Office 2007 Theme Effect File
File extension ELM	Office Theme File
File extension ENP	EndNote Preferences File
File extension ENS	EndNote Style File
File extension ENV	Vue Environment File
File extension ENZ	EndNote Connection File
File extension EPR	Photoshop AME Preset File
File extension EQF	Winamp Equalizer Preset File
File extension EQL	MathType Settings
File extension EQP	MathType Preferences
File extension ETFF	Encrypt4all Theme File
File extension EUM	Enterprise User Monitor Configuration File
File extension EV3	Everlock Options File
File extension EX	Norton Ghost template file
File extension EXAMPLE	Example Configuration File
File extension EXE4J	Exe4j Configuration File
File extension EXP	SonicWALL Preference File
File extension FAT	Zinf Theme File
File extension FAVORITEMETADATA	Transmit Favorites Data File
File extension FBT	ABBYY FineReader Document Options File
File extension FCC	Forms Credential Collector File
File extension FD	LaTeX Font Definition File
File extension FDC	AutoCAD Field Catalog File
File extension FEV	FLAMES Environment Variable File
File extension FLST	Adobe InDesign Flattener Presets File
File extension FLT	Vue Filters File
File extension FM3	Lotus 1-2-3 Spreadsheet Format File
File extension FMOD	Adobe Illustrator Flattening Module
File extension FMP	AutoCAD Font Map File
File extension FNC	Frogans Player Network Certificate
File extension FP3	User specific settings file
File extension FRAMES	xScope Frames File
File extension FRC	Mandelbrot Explorer Color Settings File
File extension FRR	Mandelbrot Explorer Fractal Region Settings File
File extension FSS	Micrografx Picture Publisher 8 register file
File extension FTH	FileMaker Theme File
File extension FTPQUOTA	Ftpquota File
File extension FWT	FacetWin Configuration File
File extension GCSX	Microsoft Office SmartArt Color File
File extension GDIAGRAMSTYLE	OmniGraffle Diagram Style File
File extension GID	Windows Help Global Index File
File extension GIN	GEMS Engine Control Unit File
File extension GPS	GOM Player Skin File
File extension GQSX	Microsoft Office SmartArt Styles File
File extension GRD	Photoshop Gradient File
File extension GROWLTICKET	Growl Notification File
File extension GTKRC	GTK+ Theme File
File extension GTP	GNOME Theme Package File
File extension GVIMRC	GVim Runtime Configuration File
File extension GWS	GeoMedia GeoWorkspace File
File extension GXT	Grand Theft Auto Text File
File extension HDT	Photoshop HDR Toning Preset File
File extension HID	Sony Ericsson Remote Settings File
File extension HME	Smartphone theme file
File extension HT	HyperTerminal Session File
File extension IAF	Outlook Internet Account File
File extension ICA	Citrix ICA File
File extension ICC	ICC Profile
File extension ICD	Installable Client Driver File
File extension ICM	Image Color Matching Profile
File extension ICURSORFX	iCursor Effect File
File extension IDF	MIDI Instrument Definition File
File extension IDPP	Adobe InDesign Preflight Profile
File extension IGR	Quest3D Channel Group Layout File
File extension IHW	IN-HEH Timeline Workspace
File extension IIP	ThinAnywhere configuration file
File extension IIT	Install Creator Project File
File extension IKF	INTUS Keyboard File
File extension IMMODULES	GTK+ Module File
File extension INF	Setup Information File
File extension INI	Windows Initialization File
File extension INMS	Adobe InDesign Menu Set File
File extension INS	Internet Settings File
File extension IPCC	iPhone Carrier Bundle
File extension IROS	Adobe Save For Web Settings File
File extension IRS	Adobe Save For Web Settings
File extension ISP	IIS Internet Service Provider Settings
File extension ISS	Inno Setup Script
File extension ITT	IconTweaker Theme File
File extension IX	dtSearch Index File
File extension JCP	Jesusonic preset file
File extension JDF	Adobe Acrobat Job Definition File
File extension JKM	JAWS Key Map File
File extension JOY	CryENGINE Facial Editor Joystick File
File extension JWS	Java Workspace Settings File
File extension KBD	3ds Max Keyboard Shortcuts File
File extension KDS	KD Player Skin File
File extension KEY	Keyboard Definition File
File extension KPL	KMPlayer playlist file
File extension KSF	KMPlayer Skin File
File extension KYB	Keyboard Layout
File extension KYS	Adobe Photoshop Keyboard Shortcuts File
File extension L4D	Cinema 4D Layout File
File extension LANG	Skype language settings file
File extension LAY	Rhino 3D Layer State File
File extension LAYOUT	Apple MainStage layout file
File extension LBU	Cloaked Affiliate Link Builder Settings File
File extension LCC	Capture One Lens Cast Correction File
File extension LFO	Alchemy Low Frequency Oscillator Presets File
File extension LILY	PCSX2 LilyPad Configuration File
File extension LNST	Adobe InDesign Line Presets File
File extension LOADERS	GTK+ Loaders File
File extension LOOK	SpeedGrade Look File
File extension LOP	MasterCook Layout File
File extension LRSMCOL	Photoshop Lightroom Smart Collection Settings File
File extension LRTEMPLATE	Adobe Photoshop Lightroom Template
File extension LUT	XnView Lut file
File extension LVA	Logitech Video Effects Avatar File
File extension LVF	Logitech Video Effects File
File extension LXCP	LCARS x32 Color Profile
File extension LXSOPT	Liquid XML Studio Project Options File
File extension LYT	Xcalibur Layout File
File extension MAILHOST	MSN Mailhost Settings File
File extension MAKE	Drush Makefile
File extension MAL	MadAppLauncher Configuration File
File extension MASK	SpeedGrade Color Mask File
File extension MATERIAL	Rigs of Rods Texture Reference File
File extension MCL	Windows Media Center Link File
File extension MDP	Visual C++ 5 Workspace File
File extension MGK	ImageMagick Configuration File
File extension MGTHEME	MacGourmet Theme File
File extension MLK	MasterCook Look File
File extension MMDC	MediaMonkey Device Configuration File
File extension MMP	MixMeister Studio playlist file
File extension MNC	AutoCAD compiled menu file
File extension MNS	AutoCAD Interface Settings File
File extension MNU	AutoCAD Interface Layout File
File extension MOF	Managed Object Format File
File extension MPDCONF	Music Player Daemon File
File extension MPW	Microsoft Project Workspace File
File extension MSF	Miranda IM Skin File
File extension MSKN	MediaMonkey Skin File
File extension MSM	Windows Installer Merge Module
File extension MSN	Host Blocking File
File extension MST	Windows Installer Setup Transform File
File extension MTF	Motorola Theme File
File extension MU	Corel Quattro Pro for DOS menu definition file
File extension MVS	MusicMatch Jukebox visualization file
File extension MXCS	Mandelbrot Explorer Color Scheme File
File extension MXFR	Mandelbrot Explorer Fractal Region File
File extension MXS	Painter Color Mixer Pad File
File extension MXSKIN	Maxthon Skin File
File extension MYCOLORS	Stardock MyColors Theme File
File extension NCFG	ArcGIS Explorer Configuration File
File extension ND	QuickBooks Network Data File
File extension NDC	Personal Communications Settings File
File extension NET	Network configuration file
File extension NJI	Nero Job Information File
File extension NKP	Kontakt Presets File
File extension NPFX	Norton Internet Security Firewall Settings File
File extension NTC	Camera Control Pro Custom Curves File
File extension NTS	Lotus Notes Traveler Server Config File
File extension NVC	Nikon Vignette Correction File
File extension NWP	Noteworthy Player file type
File extension NWV	Dragon NaturallySpeaking User Archive
File extension OBI	Outlook RSS Subscription File
File extension OBT	Openbox Theme File
File extension OCE	Open Catalog Extension Connection File
File extension ODC	Office Data Connection File
File extension OEM	OEM Setup File
File extension OLK14PREF	Outlook Preferences File
File extension ONETOC2	Microsoft OneNote Table of Contents File
File extension OPS	Office Profile Settings File
File extension OPTIONS	SE-SOFT Configuration File
File extension OPTS	Linux Configuration Options File
File extension OSC	Remote Installation Services client installation wizard file
File extension OSDX	Search Connector Description File
File extension OSS	Microsoft Outlook Saved Search File
File extension OTZ	OpenLP Theme File
File extension OVPN	OpenVPN Configuration File
File extension P2M	PhotoWorks Appearance File
File extension P3E	Photoshop Repousse Settings File
File extension PAL	Painter Custom Palettes File
File extension PAPERS	Corel Painter Paper Texture File
File extension PC3	AutoCAD Plotter Configuration File
File extension PCTL	Kaspersky Parental Control Settings File
File extension PDFS	Adobe PDF Presets File
File extension PERFMONCFG	Performance Monitor Configuration File
File extension PGP	AutoCAD Program Parameters File
File extension PH	AOL Phone Home Settings File
File extension PHB	PhtotoBase Album File
File extension PIE	GlovePIE Controller Script
File extension PIO	Pro Tools I/O Settings File
File extension PIP	Office Personalized Settings File
File extension PKG	Symbian Package File
File extension PLF	InterVideo WinDVD playlist file
File extension PLIST	Mac OS X Property List File
File extension PLS	PicoLog Settings File
File extension PMC	Performance Monitor Counter File
File extension PMJ	Pegasus Mail Configuration File
File extension PML	Pyre Properties File
File extension PMP	AutoCAD Plot Model Parameter File
File extension POP	dBase popup menu file
File extension PRA	Windows Media 9 Plug-in Profile File
File extension PRB	PSpice PROBE configuration file
File extension PREF	Preferences File
File extension PRF	Preferences or profile file
File extension PRFPSET	Premiere Pro Effect Preset File
File extension PRM	Parameter File
File extension PROFILE	Citrix Application Profile
File extension PROFIMAIL	ProfiMail Settings File
File extension PROPDESC	Property Description
File extension PROPERTIES	Java Properties File
File extension PROPS	Visual Studio Project Property File
File extension PRS	Batch & Print Pro Printer Settings File
File extension PRST	Adobe InDesign Printer Presets File
File extension PRX	Windows Media Profile File
File extension PS1XML	Windows PowerShell Display Configuration File
File extension PSC1	Windows PowerShell Console File
File extension PSF	Photoshop Proof Settings File
File extension PSP	Photoshop Preferences File
File extension PSY	The Psychedelic Screen Saver Settings File
File extension PTF	PSP Theme File
File extension PVS	Parallels Desktop Configuration File
File extension PWS	Painter Workspace File
File extension PXA	Pixia Color Painter file
File extension PXB	Pixelmator Brush File
File extension PXG	Pixelmator Gradient File
File extension PXP	3D Studio Max process file
File extension Q2D	Quick 3D Cover Design File
File extension QF	Nokia Maps Version File
File extension QPX	Quattro Pro QuickColumn Settings File
File extension QRC	Qt Resource Collection File
File extension QSS	Qt Style Sheet
File extension QTP	QuickTime Preferences File
File extension QVPP	QlikView Extension Properties Page File
File extension RAD	Citrix Rapid Application Delivery File
File extension RASKINPLACE	Raskin Place Layout File
File extension RB	Rosebud Profile
File extension RB4	RobotWorks Parameters File
File extension RCT	Visual Studio Resource Template
File extension RDF	Resource Description Framework File
File extension RDI	Red Dragon ISecure Settings File
File extension RDO	Xerox Rawster Document Object File
File extension RDP	Remote Desktop Configuration File
File extension RES	Valve Steam Skin Resource File
File extension RESMONCFG	Resource Monitor Configuration File
File extension RFQ	RoboForm SearchCard File
File extension RLL	Microsoft Resource Library
File extension RLS	RadLight skin file
File extension RML	FTG Configuration File
File extension RMS	Java Application Settings File
File extension RMSKIN	Rainmeter Skin File
File extension RNX	RealPlayer Settings File
File extension ROS	Dynamite VSP rail object style file
File extension RPB	Radmin Phonebook File
File extension RPS	3ds Max Render Preset Settings
File extension RRR	Rhapzodé Resource Repository
File extension RTS	Resource Tuner Console script file
File extension RULESET	Visual Studio Code Analysis Rule Set File
File extension RWSTYLE	RapidWeaver Style File
File extension S2ML	StarCraft 2 Map Localization File
File extension S2QH	StarCraft 2 Localization Header File
File extension S2QL	StarCraft 2 Unit Localization File
File extension SBV	YouTube Captions File
File extension SC	Framework II display driver
File extension SCACFG	SuperCard Application Configuration File
File extension SCH	Strater Scheme File
File extension SCPCFG	SuperCard Project Configuration File
File extension SCX	ColoRIX bitmap image
File extension SED	IExpress Self Extraction Directive File
File extension SEESTYLE	Coda Style Sheet File
File extension SEQU	Adobe Acrobat Sequence File
File extension SET	Settings File
File extension SETTINGS	Visual Studio Settings File
File extension SFO	CuteFTP Search File
File extension SGN	Sierra Print Artist sign file
File extension SGT	Microsoft DirectMusic Producer segments file
File extension SHH	Adobe Photoshop Shadow/Highlight Settings file
File extension SIF	Windows Setup Information File
File extension SKI	Motorola Phone Skin File
File extension SKIN	ASP.NET Skin File
File extension SKN	Symbian OS Skin File
File extension SKZ	SuperKaramba Theme
File extension SL	Software License File
File extension SLT	Mozilla User Profile Folder
File extension SMT	Samsung Theme File
File extension SNX	PISnoop Workspace File
File extension SOL	Flash Local Shared Object File
File extension SPF	SlingPlayer Favorites File
File extension SPFX	Squeeze Presets File
File extension SPJ	SPSS Production Job File
File extension SQD	Configuration Settings File
File extension SRF	Steinberg Resource File
File extension SRS	Outlook Send/Receive Settings File
File extension SSCS	Saropa Smart Copy Script
File extension SSIS	ProReveal Settings File
File extension SSL	Sunlight ScanLibrary File
File extension SSL2	Sunlight ScanLibrary 2 File
File extension SSS	WindowBlinds Substyle File
File extension STARTUPINFO	E-Prime 2.0 Startup Info File
File extension STB	AutoCAD Plot Style Table File
File extension STC	Siemens Theme File
File extension STE	Dreamweaver Site Settings File
File extension STF	Microsoft Setup Table File
File extension STORYISTTHEME	Storyist Application Theme File
File extension STT	SPSS Table Template
File extension STY	Aegisub Subtitle Styles File
File extension STYLE	SketchUp Style
File extension SZ	Winamp Classic Skin Download
File extension T3D	TicTacTi Advertisement Definition File
File extension TD	Borland Turbo Debugger for DOS configuration file
File extension TDF	Title Definition Format File
File extension TERMINAL	Terminal Settings File
File extension THE	Microsoft Plus! Theme File
File extension THEME	GTK Theme Index File
File extension THEMEPACK	Windows 7 Theme Pack
File extension THMX	Office 2007 Theme File
File extension TIS	TruKnox captured device settings file
File extension TLL	LG TV Link-Loader File
File extension TLO	SPSS TableLooks File
File extension TMTHEME	TextMate Theme File
File extension TPARK	ThemePark Project File
File extension TPF	SPSS Text Wizard Document
File extension TPL	Adobe Photoshop Tool Presets File
File extension TPM	TextPad Macro file
File extension TPX	Photo Express template file
File extension TRX	PASSOLO Translation List File
File extension TSI	Traktor Settings File
File extension TSK	Pocket PC Skin
File extension TST	TagScanner Text Transform Script
File extension TSZ	Trillian Skin File
File extension TTS	ToolBook Translation System File
File extension TWC	TTWin Configuration File
File extension TYPEIT4ME	TypeIt4Me Clippings File
File extension UCT	UC Browser Theme File
File extension UDCX	Universal Data Connection File
File extension UIS	WindowBlinds User Interface Specification
File extension USER	Visual Studio Project User Options File
File extension USERPROFILE	Norton Antivirus User Profile File
File extension USF	EVGA Precision X Skin File
File extension UST	WiFi SiStr exported user theme file
File extension UTZ	UIQ Theme Package
File extension VBOX	Oracle VM VirtualBox Settings File
File extension VBX6SETTINGS	VirusBarrier X6 Settings File
File extension VCPREF	Norton Antivirus Preferences File
File extension VCW	eMbedded Visual C++ Workspace File
File extension VEGASWINDOWLAYOUT	Sony Vegas Window Layout File
File extension VIM	Vim Settings File
File extension VIMRC	Vim Runtime Configuration File
File extension VLT	VLC Media Player Skin File
File extension VMAC	VMware Configuration File
File extension VMBA	VMware Configuration File
File extension VMC	Windows Virtual Machine Configuration File
File extension VMCX	Virtual Machine Shell Information File
File extension VMPL	VMware Policy File
File extension VMT	VMware Configuration File
File extension VMTM	VMware Team Data File
File extension VMX	VMware Configuration File
File extension VMXF	VMware Team Member File
File extension VNC	VNC Configuration File
File extension VNI	Dell Webcam Central Application Configuration File
File extension VOL	Volume file
File extension VOR	OpenOffice.org or StarOffice template file
File extension VPH	VirtualPhotographer Custom Settings
File extension VPS	Virtual CD Copy Template
File extension VQC	Virtual CD Quick Copy File
File extension VSPROPS	Visual Studio Project Property File
File extension VSSETTINGS	Visual Studio Settings File
File extension VSW	Visio Workspace File
File extension VUE	FoxPro 2.x View Settings
File extension WAL	Winamp 3 skin format
File extension WCZ	Chameleon Clock Wallpaper File
File extension WFC	Windows Wireless Network Settings File
File extension WMS	Windows Media Skin
File extension WMZ	Compressed Windows Media Player Skin
File extension WORK	Bibble Work Queue File
File extension WORKSPACE	Adobe Bridge Workspace File
File extension WPP	WordPerfect Color Palette
File extension WPX	Adobe printer description for Postscript printing file
File extension WZCONFIG	WinZip Configuration File
File extension X4K	XML4King Configuration File
File extension XCU	OpenOffice.org Configuration File
File extension XDR	XML-Data Reduced File
File extension XEM	eManager Metered Units
File extension XEP	eManager File Packaging Information
File extension XES	eManager Skins Definition
File extension XET	eManager Process Definition
File extension XEV	eManager Auto-Update File
File extension XGS	XACT Global Settings File
File extension XLB	Excel Toolbars File
File extension XPADDERCONTROLLER	Xpadder Controller Profile
File extension XST	Microsoft Outlook personal folders file
File extension XTP	AutoCAD Exported Tool Palettes File
File extension XTREME	Winstep Xtreme Theme Pack
File extension XUI	Xbox 360 User Interface File
File extension XUR	Xbox 360 Binary User Interface File
File extension XVM	VMware Console Configuration File
File extension XWK	Crosstalk Communicator Keyboard Mapping File
File extension ZAP	Zero Administration Package File
File extension ZON	OmniPage Zone Template File
File extension ZPI	PDF Converter Index File
File extension ZVT	Photoshop Zoomify Preset File