Browse alphabetically: D

File extension File description Developer/Producer
.d
D Source Code File N/A
.d00
VirtualDrive Disc Image Part File FarStone Technology
.d01
VirtualDrive Disc Image Part 2 File FarStone Technology
.d2s
Diablo 2 Save File Blizzard Entertainment
.d2v
DVD2AVI File N/A
.d3d
Game Maker 3D File YoYo Games
.d3dbsp
Call of Duty Map File Activision
.d3v
Datel Video File Datel
.d64
Commodore 64 Disk Image N/A
.d88
Toshiba Pasopia 7 Disk File N/A
.da0
Windows Registry Backup File Microsoft
.da2
DeepAnalysis Save File HammerTap
.daa
PowerISO Direct-Access-Archive PowerISO Computing
.dabriefcase
RemObjects Data Abstract File Briefcase RemObjects
.daconfig
RemObjects Data Abstract Configuration File RemObjects
.daconnections
RemObjects Data Abstract Connections File RemObjects
.dacpac
SQL Server Data Tier Application Package Microsoft
.dad
RemObjects Data Abstract Driver File RemObjects
.dadiagrams
RemObjects Data Abstract Data Diagrams File RemObjects
.dae
Digital Asset Exchange File Sony
.daf
Digital Anchor File Telecompute Integrated Systems
.dal
Download Accelerator Plus URL List SpeedBit
.dam
DeltaMaster Analysis Model Bissantz
.dao
Disk at Once CD/DVD Image N/A
.dap
Access Data Access Page Microsoft
.dar
DAR Disk Archive N/A
.das
DeltaMaster Analysis Session Bissantz
.daschema
RemObjects Data Abstract Schema File RemObjects
.dash
Dashlane Profile Dashlane, Inc.
.dat
Data File N/A
.data
Analysis Studio Offline Data File Appricon
.dat_mcr
Minecraft Level.dat Backup File Mojang
.dat_new
Minecraft World Level File Mojang
.dat_old
Minecraft Level.dat Backup File Mojang
.dav
DVR365 Video File DVR365
.dax
PSP Compressed ISO Disc Image N/A
.day
Day of the Zombie Map File BrainBox Games
.daz
DAZ Studio 3D Scene DAZ Productions
.dazip
Dragon Age: Origins Game File BioWare
.db
Database File N/A
.db-
Norton Nprotect Database File Symantec
.db-shm
SQLite Database Shared Memory File SQLite
.db-wal
SQLite Database Write-Ahead Log File SQLite
.db1
Tekla Structures Model File Tekla
.db2
dBASE II Database dataBased Intelligence
.db3
SQLite Database File SQLite
.dba
Palm Datebook Backup File Palm
.dbb
Skype User Information File Skype
.dbc
FoxPro Database N/A
.dbd
DemoShield Project Macrovision
.dbf
Database File dBASE
.dbg
FoxPro Debugger Configuration N/A
.dbgsym
Debug Symbols File N/A
.dbk
Sony Ericsson Mobile Phone Backup File Sony Ericsson
.dbl
DAZ Brick Light File DAZ Productions
.dbm
ColdFusion Server File Adobe Systems
.dbml
Visual Studio OR Design File Microsoft
.dbo
DarkBASIC Object The Game Creators
.dbpro
DarkBASIC Professional Project File The Game Creators
.dbproj
Visual Studio Database Project File Microsoft
.dbq
AutoCAD Query Set Autodesk
.dbr
DeepBurner Disc Project Astonsoft
.dbs
SQLBase Database File Unify
.dbt
Database Text File dBASE
.dbv
Database Variable Field N/A
.dbx
Outlook Express E-mail Folder Microsoft
.dc
DesignCAD Design File IMSI/Design
.dc1
DevCad Document DevCad
.dc2
DesignCAD 2D ASCII Drawing IMSI/Design
.dc3
DesignCAD 3D ASCII Drawing IMSI/Design
.dc4
ViaThinkSoft (De)Coder 4 File ViaThinkSoft
.dca
DisplayWrite Document IBM
.dcb
Concordance Database File LexisNexis
.dcd
DesignCAD Drawing IMSI/Design
.dce
DriveCam Video File DriveCam
.dcf
DRM Content Format File Sony Ericsson
.dck
Resolume Deck File Resolume
.dcl
AutoCAD Dialog Definition File Autodesk
.dcm
DICOM Image NEMA
.dcmd
DiskCatalogMaker Thumbnail-Enabled Catalog Fujiwara Software
.dcmf
DiskCatalogMaker Catalog Fujiwara Software
.dco
Safetica Free Encrypted Virtual Disk Archive Safetica Technologies
.dcover
Disc Cover File BeLight Software
.dcp
Adobe DNG Camera Profile Adobe Systems
.dcpf
Disc Copier Project File Sonic Solutions
.dcpr
Adobe DNG Camera Profile Recipe File Adobe Systems
.dcproj
Dashcode Project Apple
.dcr
Kodak RAW Image File Kodak
.dcs
Desktop Color Separation File Quark Software
.dcst
Adobe InDesign Document Presets File Adobe Systems
.dct
Dictionary File N/A
.dctmp
DC++ Partially Downloaded File DC++
.dcu
Delphi Compiled Unit Embarcadero Technologies
.dcuil
Delphi .NET Compiled Unit File Embarcadero Technologies
.dcx
FoxPro Database Index N/A
.dd
DiskDoubler Archive Symantec
.ddat
DivX Temporary Video File DivX
.ddb
Digidesign Database Avid Technology
.ddc
DivX Descriptor File Daren Softwares
.ddcx
DivX Descriptor 2 File Daren Softwares
.ddd
GLBasic 3D Data File Dream Design Entertainment
.ddf
Diamond Directive File Microsoft
.ddl
Data Definition Language File N/A
.ddp
Delphi Diagram Portfolio File Embarcadero Technologies
.ddrw
ClarisDraw Drawing Apple
.dds
DirectDraw Surface Microsoft
.ddt
Football Manager Keep Player Data File Sports Interactive
.deb
Debian Software Package N/A
.dec
Declaration File N/A
.decrypt
Decrypted Microsoft ESD File Microsoft
.ded
Dr. Engrave Document Roland
.def
Module-Definition File N/A
.dek
Magic: The Gathering Deck File Wizards of the Coast
.dem
Video Game Demo File Valve
.dep
Windows Dependency File Microsoft
.depend
Code::Blocks Dependencies File Code Blocks
.deproj
Disketch Project File NCH Software
.der
DER Certificate File N/A
.des
Corel Designer File Corel
.desc
Battlefield 2 Map Description File Electronic Arts
.design
Microsoft Expression Design Drawing Microsoft
.desklink
Desktop Shortcut N/A
.deskthemepack
Windows 8 Desktop Theme Pack File Microsoft
.desktop
Desktop Entry File N/A
.det
Sage ACT! 5 Email Message Sage
.dev
Windows Device Driver File N/A
.developerprofile
Xcode Developer Profile Apple
.develve
Develve Data File Develve
.deviceids
Device Identification FIle Apple
.deviceinfo
Device Record Apple
.devicesalt
NOOK Device Salt File Barnes & Noble
.dewf
SoundEdit Recorded Instrument N/A
.dex
Dalvik Executable File Google
.df1
Omnis Native Datafile Raining Data
.df2
Defractor 2 Instrument N/A
.dfc
Defractor Instrument N/A
.dff
RenderWare Model File N/A
.dfg
Data Flask Grid File Interscape
.dfk
Dark Flow Project File Invisionsoft
.dfm
Delphi Form Embarcadero Technologies
.dfont
Mac OS X Data Fork Font N/A
.dfp
Fusion Plugin File eyeon
.dfproj
DVD Flick Project DVD Flick
.dfs
BrainSuite Surface File BrainSuite
.dft
Solid Edge Draft Document N/A
.dfu
iOS DFU File Apple
.dfx
Drafix CAD File Autodesk
.dgb
FlashCAD Drawing Database Digitarch
.dgc
DGCA File Archive Shin-ichi Tsuruta
.dgk
Delcam 3D Model File Delcam
.dgml
Visual Studio Directed Graph Document Microsoft
.dgn
MicroStation Design File Bentley Systems
.dgs
Dagesh Pro Document TES
.dgsl
Visual Shader Graph File Microsoft
.dgt
DST Thumbnail File N/A
.dhcd
DHCD Computing Application Data File DHCD Computing
.dhs
HyperSnap Drawing Hyperionics
.dht
GAUSS Data Set Header File Aptech
.dhtml
Dynamic HTML file N/A
.dia
Dia Diagram File Dia
.diagcab
Troubleshooting Pack Cabinet File Microsoft
.diagcfg
Troubleshooting Pack Configuration File Microsoft
.diagpkg
Troubleshooting Pack File Microsoft
.dib
Device Independent Bitmap File N/A
.dic
Dictionary File N/A
.dicom
DICOM Image File NEMA
.dicproof
Microsoft Dictionary Proofing File Microsoft
.dif
Data Interchange Format Microsoft
.dig
Digilink Audio File N/A
.dii
Summation Batch Load File CT Summation
.dim
DIME File N/A
.dimax
DiMAX Firmware Image File Massoth Electronics
.dime
Direct Internet Message Encapsulation File N/A
.dinfo
DivX Temporary Video Info File DivX
.dir
Adobe Director Movie Adobe Systems
.directory
KDE Folder View Properties File KDE
.dis
Oracle Discoverer Workbook Oracle
.disabled
Spybot - Search & Destroy Disabled File Safer Networking
.disc
Toast Document Roxio
.disco
DISCO Discovery Document Microsoft
.discomap
DISCO Discovery Output File Microsoft
.disk
Linux Virtual Hard Disk N/A
.diskdefines
Linux LiveCD Information File N/A
.dist
Mac OS X Distribution Script Apple
.dit
Active Directory Information Tree File Microsoft
.dita
DITA Document OASIS
.ditamap
DITA Topic Map File OASIS
.ditaval
DITA Conditions File International Standards Organization
.div
DIVA-GIS Project File N/A
.diva
Project DIVA Song File SEGA
.divx
DivX-Encoded Movie File DivX
.dix
DIVA-GIS Export File N/A
.diy
My Drivers Backup Setup File Huntersoft
.diz
Description in Zip File N/A
.djm
Dynojet Map File Dynoject Research
.djr
Ringtone Media Studio DJ Ringtone Project Avanquest Software
.djv
DjVu Image LizardTech
.djvu
DjVu Image LizardTech
.dke
DriveLock FDE Disk Key File CenterTools
.dkt
DiGiTIAL THUNDER Drum Kit File d-lusion interactive media
.dl
Zoo Tycoon 2 Data File Microsoft
.dlc
Download Link Container File N/A
.dld
EdLog Compiled Program Campbell Scientific
.dlg
Digital Line Graph N/A
.dll
Dynamic Link Library Microsoft
.dlm
Akamai Download Manager File Akamai
.dlo
3ds Max Plug-in Autodesk
.dls
Downloadable Sounds File N/A
.dlu
3ds Max Utility Plug-in File Autodesk
.dlv
CATIA 4 Export File Dassault Systemes
.dlx
DIALux Document DIAL
.dl_
Compressed DLL File Microsoft
.dm
DRM Delivery Message Sony Ericsson
.dm1
ER/Studio Data Model File Embarcadero Technologies
.dm2
Toad Data Modeler 2 File Charonware
.dm3
DigitalMicrograph Image Gatan
.dmb
BYOND Game Executable BYOND
.dmc
Datamartist Data Canvas File nModal Solutions
.dmd
SQL Developer Data Modeler File Oracle
.dmf
Delusion Digital Music File XTracker
.dmg
Mac OS X Disk Image Apple
.dmgpart
Mac OS X Disk Image Part Apple
.dmi
BYOND Dream Maker Icon File BYOND
.dml
DynaScript File Dynascript Technologies
.dmm
DropMind Mind Map File Seavus
.dmmx
DropMind XML Map Bundle Seavus
.dmo
Duke Nukem 3D Demo File Apogee Software
.dmp
Windows Memory Dump Microsoft
.dmpr
Direct Mail Project File e3 Software
.dmr
BrainVoyager Diffusion Weighted Project File BrainVoyager
.dms
Disk Masher Image N/A
.dmsa
Music Disc Creator Project File Sonic Solutions
.dmsd
Roxio MyDVD Project Sonic Solutions
.dmsd3d
Roxio MyDVD 3D Project Sonic Solutions
.dmse
Sound Editor Project File Sonic Solutions
.dmsk
DivX Temporary Video Data File DivX
.dmsm
VideoWave Movie Project File Sonic Solutions
.dmsm3d
VideoWave 3D Movie Project File Sonic Solutions
.dmsp
PhotoSuite Project File Sonic Solutions
.dmss
VideoWave SlideShow Project File Sonic Solutions
.dmt
DeLorme Transfer File DeLorme
.dmtemplate
Direct Mail Template e3 Software
.dmx
Source Filmmaker Project File Valve
.dmx-info
DriverMax Driver Information File Innovative Solutions
.dm_68
Quake 3 Demo File id Software
.dm_82
Wolfenstein 1.00 Demo Movie File Splash Damage
.dm_83
Wolfenstein 1.02 Demo Movie File Splash Damage
.dm_84
Wolfenstein 2.06 Demo Movie File Splash Damage
.dn1
Duke Nukem 1 Game Data File Apogee Software
.dn2
Duke Nukem Episode 2 Game File Apogee Software
.dn3
Duke Nukem Episode 3 Game File Apogee Software
.dna
CA Backup and Migration Backup File Computer Associates
.dnc
Windows Dancer File Microsoft
.dne
Netica Text File N/A
.dnf
Duke Nukem Forever Map File 3D Realms
.dng
Digital Negative Image File Adobe Systems
.dnh
Danmakufu Script Danmakufu
.dnl
DNAML eBook File DNAML
.dns
Duke Nukem Forever Save File 3D Realms
.do
Java Servlet N/A
.dob
Visual Basic UserDocument N/A
.doc
Microsoft Word Document Microsoft
.doc#
Microsoft Word Document Microsoft
.dochtml
Microsoft Word HTML Document Microsoft
.dockzip
ObjectDock File Stardock
.docm
Word Open XML Macro-Enabled Document Microsoft
.docmhtml
Microsoft Word MIME HTML Document Microsoft
.docset
Doxygen Document Set File Doxygen
.docx
Microsoft Word Open XML Document Microsoft
.docxml
Microsoft Word XML Document Microsoft
.docz
ThinkFree Online Note Document Hancom
.dol
GameCube Executable File Nintendo
.dolphinview
Dolphin Folder View Settings File Dolphin
.dot
Word Document Template Microsoft
.dothtml
Microsoft Word HTML Document Template Microsoft
.dotm
Word Open XML Macro-Enabled Document Template Microsoft
.dotx
Word Open XML Document Template Microsoft
.dov
Temp File N/A
.download
Partially Downloaded File N/A
.downloadhost
MSN Download Settings File Microsoft
.downloading
Pando Incomplete Download File Pando Networks
.dox
Visual Basic Binary UserDocument N/A
.dp1
DataPower Database File Logotron
.dpa
DrawPlus Animation File Serif
.dpb
DataPilot Backup File Susteen
.dpd
Ovation Pro File David Pilling
.dpf
Dargon Package The Dargon Project
.dpg
Nintendo DS Movie File MoonShell
.dpk
Delphi Package Embarcadero Technologies
.dpkw
Delphi Package Embarcadero Technologies
.dpl
Delphi Package Library Embarcadero Technologies
.dpm
Pro Tools Plugin File Digidesign
.dpn
Depiction Data File Depiction
.dpp
DrawPlus Drawing File Serif
.dpr
Delphi Project Embarcadero Technologies
.dproj
Delphi Project Embarcadero Technologies
.dps
Kingsoft Presentation File Kingsoft
.dpt
Kingsoft Presentation Template Kingsoft
.dpv
Siemens NX Drafting Standard File Siemens PLM Software
.dpx
Digital Picture Exchange File SMPTE
.dqy
Excel Query File Microsoft
.dr
DRM Rights Object N/A
.dra
OrCAD Drawing File Cadence Design Systems
.drawing
Artboard Drawing Mapdiva
.drawit
DrawIt Drawing Bohemian Coding
.drc
DRM Rights Object N/A
.dream
Dream Animated Wallpaper File Stardock
.dres
Delphi Compiled Resource File Embarcadero Technologies
.drf
VIZ Render File Autodesk
.drg
I-Doser Audio Drug File I-Doser Labs
.drl
Gerber Drill Rack File N/A
.drm
Cubase Drum Map File Steinberg
.drmx
Drumlin Fully Secure PDF File Drumlin Security
.drmz
Drumlin Fully Secure Mobile PDF File Drumlin Security
.drpm
Delta RPM File The Fedora Project
.drscan
Data Rescue Scans File Prosoft Engineering
.drv
Device Driver N/A
.drw
Drawing File N/A
.drwdot
SolidWorks Drawing Template Dassault Systemes
.drz
PyDrizzle Data File Space Telescope Science Institute
.ds
DAZ Studio 1/2 Script DAZ Productions
.ds2
Olympus DSS Pro Audio File Olympus
.dsa
DAZ Studio 3+ Script DAZ Productions
.dsb
Wondershare DVD Slideshow Builder Project Wondershare
.dsc
Nikon Disk Identification File Nikon
.dsd
AutoCAD Drawing Set Description File Autodesk
.dse
DAZ Studio Encrypted Script DAZ Productions
.dsf
DAZ Studio Asset File DAZ Productions
.dsg
Control Studio Document New Wave Concepts
.dsgm
DS Game Maker Project Invisionsoft
.dsi
DAZ Studio Layered Image Set DAZ Productions
.dsk
Disk Image N/A
.dskin
DockX Skin Mr. Gecko
.dsm
Digital Sound Module N/A
.dsn
Database Source Name File N/A
.dso
DAZ Studio Object File DAZ Productions
.dsp
Visual C++ 6 Project Microsoft
.dss
Digital Speech Standard File International Voice Association
.dst
AutoCAD Sheet Set File Autodesk
.dstudio
DownloadStudio Incomplete Download Conceiva
.dsv
DeSmuME Save File DeSmuME
.dsw
Visual C++ 6 Workspace File Microsoft
.dsx
Diet Studio XML File Numerical Computing
.dsy
Directory Synchronizer Project File AJC
.dsym
Xcode Debug Symbols File Apple
.dsz
Orchida (OES) Embroidery File Orchida Soft
.ds_store
Mac OS X Folder Settings File Apple
.dt
Drum Station Machine State File d-lusion interactive media
.dt0
DTED Level 0 File National Geospatial-Intelligence Agency
.dt1
DTED Level 1 File National Geospatial-Intelligence Agency
.dt2
Windows Live Messenger Emoticon Image File Microsoft
.dta
Chain Engineering Database IWIS
.dtapart
DownThemAll! Partially Downloaded File MMIV-MMVII
.dtd
Document Type Definition File N/A
.dtf
Domino Temporary File IBM
.dtm
DigiTrakker Module N/A
.dtp
Publish-iT Document Poster
.dtr
DATroniC Data Recording AFT
.dts
DTS Encoded Audio File N/A
.dtshd
DTS-HD Master Audio File DTS
.dtsx
DTS Settings File Microsoft
.dtw
Desktop Wallpaper Morgan Wireless
.dtx
Documented LaTeX File N/A
.dt_
Macintosh Data Fork N/A
.duc
Action Replay Max DS Save File Datel
.duck
Cyberduck Bookmark Cyberduck
.dump
Google BreakPad Crash Log File Google
.dun
Dungeon Defenders Saved Game File Trendy Entertainment
.dus
Readiris Font Dictionary I.R.I.S.
.dv
Digital Video File N/A
.dv-avi
Microsoft DV-AVI Video File Microsoft
.dv2
Divinity 2 Data File Larian Studios
.dv4
Bosch Security Systems CCTV Video File Bosch Security Systems
.dvc
Dragon Voice Command File Nuance Communications
.dvd
CloneCD DVD Information File SlySoft
.dvdmedia
RipIt DVD Package The Little App Factory
.dvdproj
iDVD Project File Apple
.dvdr
DVD/CD-R Master Image N/A
.dvds
DVDStyler Project File DVDStyler
.dvf
Sony Digital Voice File Sony
.dvg
Graphic Works Vector Graphic Data Becker
.dvi
Device Independent Format File N/A
.dvl
Virtual Library File Dalim
.dvr
Microsoft Recorded TV Show Microsoft
.dvr-ms
Microsoft Digital Video Recording Microsoft
.dvx
DivX Video File DivX
.dw
David Whittaker Audio File N/A
.dwa
Digital Waveform Archiver Audio File DWA coder
.dwc
Emulex DWC Firmware Update File Emulex
.dwd
DiamondWare Digital Audio File N/A
.dwdoc
DrawWell Document DrawWell Technologies
.dwf
Design Web Format File Autodesk
.dwfx
Design Web Format XPS File Autodesk
.dwg
AutoCAD Drawing Database File Autodesk
.dwi
Dance With Intensity Song File N/A
.dwl
TurboCAD Drawing Lock File IMSI
.dwlibrary
Paperless Document Library Mariner Software
.dwn
Firmware Update File N/A
.dwp
DarkWave Studio Project File ExperimentalScene
.dws
AutoCAD Drawing Standards File Autodesk
.dwt
Dreamweaver Web Page Template Adobe Systems
.dwz
DVD MovieFactory Project File Corel
.dx
DEC WPS Plus File N/A
.dxb
Drawing Exchange Binary Autodesk
.dxe
AutoCAD Data Extraction Template Autodesk
.dxf
Drawing Exchange Format File Autodesk
.dxl
Domino XML Language File IBM
.dxls
DashXL Skin Set File Palmer Performance Engineering
.dxp
CDBurnerXP Data Compilation File Canneverbe
.dxr
Protected Macromedia Director Movie Adobe Systems
.dxs
Deus Ex Saved Game Eidos Interactive
.dxx
AutoCAD Drawing Interchange Attribute File Autodesk
.dyc
Xerox Printer Driver Configuration File Xerox
.dylib
Mach-O Dynamic Library Apple
.dz
Dzip File Dzip
.dzip
The Witcher 2 Game Archive CD Projekt
.dzm
DirectorZone Menu Template CyberLink
.dzp
DirectorZone Particle Effect File CyberLink
.dzt
DirectorZone Title File CyberLink