Browse alphabetically: X

File extension File description Developer/Producer
.x
DirectX Model File Microsoft
.x32
Adobe Xtra File Adobe Systems
.x3d
Xara3D Project MAGIX
.x3f
SIGMA X3F Camera RAW File SIGMA
.x4k
XML4King Configuration File Optimal Performance
.x64
Commodore 64 Disk Image N/A
.xa
The Sims Audio File Electronic Arts
.xadd
Expression Web Add-in Microsoft
.xaf
3ds Max XML Animation File Autodesk
.xaiml
XAIML Chatterbot Database File Devyn Collier Johnson
.xaml
XAML File Microsoft
.xamlx
Visual Studio Workflow Service File Microsoft
.xan
Worms Map File Team17 Software
.xap
Silverlight Application Package Microsoft
.xappl
Spoon XML Application Configuration File Spoon
.xar
Xara Xtreme Drawing MAGIX
.xas
Pro/ENGINEER Assembly Instance Accelerator File Parametric Technology
.xba
OpenOffice.org Basic Module File Oracle
.xbap
XAML Browser Application File Microsoft
.xbc
SMART Notebook File SMART Technologies
.xbdoc
Xiosis Scribe Document Xiosis
.xbe
Xbox Executable File Microsoft
.xbel
XBEL Bookmarks File Python XML SIG
.xbk
XenServer Backup File Citrix
.xbl
Extensible Binding Language File Mozilla
.xbm
X11 Bitmap Graphic N/A
.xbplate
Xiosis Scribe Template Xiosis
.xbsav
Mass Effect 2 Xbox Saved Game Electronic Arts
.xbt
SMART Notebook Template File SMART Technologies
.xcappdata
Xcode App Data File Apple
.xcarchive
Xcode Archive Apple
.xcdatamodel
Xcode Core Data Model File Apple
.xcdatamodeld
Xcode Core Data Model File Apple
.xcf
GIMP Image File GIMP
.xcode
Xcode Project Apple
.xcodeproj
Xcode Project Apple
.xcsl
CineStyle Color Correction File Technicolor
.xcsnapshots
Xcode Snapshot Apple
.xcu
OpenOffice.org Configuration File OpenOffice.org
.xcworkspace
Xcode Workspace File Apple
.xdb
Symantec Virus Database File Symantec
.xdi
WinArchiver Extended Disc Image File WinArchiver Computing
.xdl
XML Schema File N/A
.xdp
XML Data Package Adobe Systems
.xdr
XML-Data Reduced File Microsoft
.xds
DS Game Maker Project File Invisionsoft
.xdw
Fuji Xerox DocuWorks File Fuji Xerox
.xef
WinAce Encrypted File N/A
.xej
Expression Encoder Job File Microsoft
.xel
Expression Encoder Live Encoding File Microsoft
.xem
PowerDesigner Model definition File Sybase
.xen
Guitar Hero III Data File Activision
.xensearch
XenCenter Saved Search File Citrix
.xep
eManager File Packaging Information N/A
.xer
Primavera P6 Project File Oracle
.xes
eManager Skins Definition N/A
.xesc
Expression Encoder Screen Capture File Microsoft
.xet
eManager Process Definition N/A
.xev
eManager Auto-Update File N/A
.xex
Xbox 360 Executable File Microsoft
.xez
eManager Template Package N/A
.xfd
XFD File UWI
.xfdf
Adobe Acrobat XFDF File Adobe Systems
.xfdl
XFDL File UWI
.xfl
Flash Movie Archive Adobe Systems
.xfn
Ventura Printer Font N/A
.xfo
XSL-FO Formatted Form N/A
.xfr
iProcess Process Definition File TIBCO Software
.xfs
eRacer Sound File eRacer
.xft
Adobe Form Designer 5.0 File N/A
.xgml
Graph Modeling Language XML File N/A
.xgmml
XGMML Graph File N/A
.xgp
Xfire Game Patcher File XGP
.xgs
XACT Global Settings File Microsoft
.xht
XHTML File N/A
.xhtm
Extensible Hypertext Markup Language Document N/A
.xhtml
Extensible Hypertext Markup Language File N/A
.xi
Fasttracker 2 Extended Instrument File N/A