D
| Ext. | Description | Used by | ||
|---|---|---|---|---|
| D | D Programming Language source file | DMD | ||
| D3V | Video file | Nintendo DS (with ARME, MMCF etc.) | ||
| D4D | Data | Draw 4D object | ||
| D4P | Data | Draw 4D Pro object | ||
| D64 | Commodore 64 disk image | |||
| D88 | Toshiba Pasopeia D88 disk image format | A series of emulators of Japanese computers | ||
| DAA | Direct Access Archive | |||
| DAE | COLLADA file | |||
| DAF | Data file | Digital Anchor | ||
| DAT | Maxum chromatograph chromatogram | Siemens Maxum Chromatograph | ||
| DAT | LDraw (Sub)Part File, 3D Model | LDraw | ||
| DAT | Document | Microsoft Word Format (old) | ||
| DAT | data | RSNetWorx Project | ||
| DAT | Data file in special format or ASCII | |||
| DAT | Database file | Clarion (programming language) | ||
| DAT | Norton Utilities disc image data. It saves Boot sector, part of FAT and root directory in image.DAT on same drive. | Norton Utilities | ||
| DAT | Optical disc image (can be ISO9660, but not restricted to) | cdrdao, burnatonce | ||
| DAT | Video CD MPEG stream | |||
| DAT | Windows registry hive (REG.DAT Windows 3.11; USER.DAT and SYSTEM.DAT Windows 95, 98, and ME; NTUSER.DAT Windows NT/2000/XP/7) | Microsoft Windows | ||
| DATS | Dynamic source | ATS | ||
| DB$ | Temperature debug info | Clarion Modula-2 | ||
| DB$ | Temporary file | dBASE | ||
| DB | Database file | Paradox - XTreeGold - dbvista | ||
| DB | Configuration | dBASE IV - dBFast | ||
| DB | Multi Edit config | ME | ||
| DB2 | Database | dBASE II | ||
| DB3 | Database | dBASE III | ||
| DBA | Database file | Turbo Prolog - DataEase | ||
| DBA | DarkBasic source code | |||
| DBC | DataBaseContainer | Visual FoxPro | ||
| DBD | Business data | Business Insight | ||
| DBD | Debug info | Clarion Modula-2 | ||
| DBF | Database file | dBASE III/IV - Visual FoxPro - dBFast - DataBoss - DBVista - CA-Clipper - Visual Objects - Alaska Xbase++ -
Advantage Database Server |
||
| DBG | Debugger script | DOS debug - Watcom debugger | ||
| DBG | Symbolic debugging information | Microsoft C/C++ | ||
| DBK | Database backup | dBASE IV | ||
| DBL | DIBOL source file | |||
| DBM | Datafile | DataEase | ||
| DBM | Menu template | DataBoss | ||
| DBO | Compiled program | dBASE IV | ||
| DBPro | DarkBasicPro Project | |||
| DBS | Data file used by Managing Your Money | |||
| DBS | Database in SQL Windows format | |||
| DBS | Datafile | PRODAS | ||
| DBS | Printer description file | Microsoft Word, Microsoft Works | ||
| DBT | FoxBASE+ style memo | FoxPro 2.x | ||
| DBT | Memo file for database w/same name | dBASE IV - dBFast | ||
| DBW | Windows file | DataBoss | ||
| DBX | DataBeam | GCGW | ||
| DBX | AutoCAD Database | AutoCAD | ||
| DBX | Archive File | Outlook Express | ||
| DC | CAD drawing file | DesignCAD 3000 for Windows | ||
| DC6 | Image file | Diablo II | ||
| DCA | Document Content Architecture text file | IBM DisplayWrite | ||
| DCC | Animation | Diablo II | ||
| DCD | CAD Drawing File | DesignCAD 3DMax for Windows | ||
| DCF | floppy disk image | Disk Copy Fast | ||
| DCH | Schematic Drawing file | DipTrace Schematic Capture | ||
| DCI | Dreamcast Save File | Dreamcast | ||
| DCL | Delphi Control Library | Borland Delphi | ||
| DCM | DCM music module | AWAVE | ||
| DCP | OS/2 device code page | OS/2 | ||
| DCS | Bitmap graphics (CYMK format) | QuarkXPress | ||
| DCS | Datafile | ACT! Activity Files | ||
| DCT | Dictionary: used by many programs with program dependent format | Clarion | ||
| DCT | Spell checking dictionary | Harvard Graphics 3.0 - Symphony | ||
| DCT | DataBaseContainer Extension | Visual FoxPro | ||
| DCU | Delphi unit (compiled) | Borland Delphi | ||
| DCW | Walter Machine Programing | Walter Profile Editor | ||
| DCX | Multi-page PCX graphics (common fax format) | Intel - SpectraFAX | ||
| DCX | DataBaseContainer Index | Visual FoxPro | ||
| DD | Macintosh file archive | DISKDOUBLER | ||
| DDA | Data | GLBasic ASCII 3D object | ||
| DDB | Bitmap graphics | |||
| DDB | Digidesign Database File | Digidesign Pro Tools | ||
| DDI | Disk image | DiskDupe | ||
| DDP | Device Driver Profile file | OS/2 | ||
| DDS | DirectDraw Surface file | Microsoft Flight Simulator, other Microsoft programs | ||
| DEB | DEBUG script | DOS Debug | ||
| DEF | Assembly header file | Geoworks | ||
| DEF | Defaults - definitions | |||
| DEF | Linker definition file | TLink - WLink... | ||
| DEM | Demonstration | |||
| DEM | Digital Elevation Model | |||
| DEM | Graphics file | VistaPro | ||
| DEM | Vista DEM file | Meta.exe VP3 | ||
| DES | Ascii text parameter description | AWAVE | ||
| DESKLINK | Windows Explorer Desktop Control (commonly "Desktop (create shortcut).DESKLINK", 0 bytes). Uses a 'special' hidden file extension (NeverShowExt flag inside the Registry), overriding the Windows Explorer option of showing/hiding file extensions. | |||
| desktop | Desktop Entry | freedesktop.org | ||
| DEV | Device driver | |||
| DEV | SYSGEN handler build procedure | RT-11 | ||
| DEV | Dev-C++ project file | Dev-C++ | ||
| DFD | Data Flow Diagram graphic file | Prosa | ||
| DFF | RenderWare model data (e.g. Grand Theft Auto III and later) | |||
| DFI | Outline font description | Digifont | ||
| DFL | Default program settings | Signature | ||
| DFM | Data Flow Diagram model file | Prosa | ||
| DFM | Delphi form module | Borland Delphi | ||
| DFS | Delight Sound File | |||
| DFV | Printing form (Word) | Microsoft Word | ||
| DFX | Micrografx Effects DLL | |||
| DGN | Graphics file | MicroStation | ||
| DGS | Diagnostics | |||
| DH | Dependency information for .ph | Geoworks | ||
| DHP | Dr. Halo PIC Format graphics file | Dr. Halo II - III | ||
| DHT | Datafile | Gauss | ||
| DI | D Programming Language interface file | DMD | ||
| DIA | Diagraph graphics file | Computer Support Corporation | ||
| DIB | Device Independent Bitmap | rarely used Windows 3.0 bitmap; Win - OS/2 | ||
| DIC | Dictionary (e.g. from WinWord) | |||
| DIF | Borland patch data file | Borland patch | ||
| DIF | Data Interchange Format | Visicalc | ||
| DIF | OS/2 V2.2 Display Information File | OS/2 | ||
| DIF | Output from Diff command - script for Patch command | |||
| DIF | SRCCOM, BINCOM output file | RT-11 | ||
| DIG | Digilink | AWAVE | ||
| DIG | Sound Designer 1 audio file | AWAVE | ||
| DIP | Graphics | |||
| DIP | Watcom debug info processor | WatcomDebugger | ||
| DIP | PCB Drawing file | DipTrace PCB Layout | ||
| DIR | Dialing directory file | Procomm Plus | ||
| DIR | Directory file | VAX - CPS Backup | ||
| DIR | Movie | MacroMind Director 4.x | ||
| DIR | Directory listing file | RT-11 | ||
| DIS | Distribution file | VAX Mail | ||
| DIS | Thesaurus | CorelDraw | ||
| DIZ | Description file (Description In Zip) | |||
| DJVU | DJVU Document Format, a format similar to PDF but with higher compression rates at the same quality. | DJVU | ||
| DKB | Raytraced graphics | DKBTrace | ||
| DL | Animation format (Italian origin) | Display - DL Viewer | ||
| DLD | Lotus 1-2-3 | |||
| DLF | Dialogue Live Format | Produced by Exstream Dialogue and edited by Dialogue Live Editor | ||
| DLG | Dialog resource script file | Microsoft Windows SDK | ||
| DLG | Dialog resources | DN | ||
| DLG | Windows SDK dialog editor data file | |||
| DLG | Windows SDK dialog editor data file | |||
| DLL | Dynamic-link library | Windows 3.x - OS/2 | ||
| DLL | Export/import filter | CorelDRAW | ||
| DLM | Microsoft File Transfer Manager | Microsoft File Transfer Manager | ||
| DLP | Data | DAQLab | ||
| DLS | Setup | Norton Disklock | ||
| DMF | Music format (Delusion Digital Music File) | Delusion | ||
| DMF | DeleD files | |||
| DMG | Apple Disk Image | Mac OS X (Disk Utility), | ||
| DMO | Demo | Derive | ||
| DMP | Dump file (e.g. screen or memory) | |||
| DMP | DUMP utility output file | RT-11 | ||
| DMS | Amiga file archive | DISKMASHER | ||
| DNG | Digital Negative (DNG), a publicly available archival format for the raw files generated by digital cameras | At least 30 camera models from at least 10 manufacturers, and at least 200 software products | ||
| DNT | data | RSNetWorx Project | ||
| DO | Java servlet file | Web browser (Various) | ||
| DOC | A Document, or an ASCII text file with text formatting codes in with the text; used by many word processors | Microsoft Word and others | ||
| DOCM | Microsoft Word 2007 Master document | Microsoft Word 2007 | ||
| DOCX | Office Open XML Text document | Microsoft Word | ||
| DOF | Delphi project options file | Borland Delphi | ||
| DOG | Screen file | Laughing Dog Screen Maker | ||
| DOH | Dependency information for .poh | Geoworks | ||
| DOR | Roland Digital audio file | Roland | ||
| DOS | External command file | 1st Reader | ||
| DOS | Network driver (e.g. pkt_dis.dos) | |||
| DOS | OS/2 V3 SVGA PMI-File | Svga.exe | ||
| DOS | renamed system files (AUTOEXEC.BAT,COMMAND.COM,CONFIG.SYS,DBLSPACE.BIN,DRVSPACE.BIN,IO.SYS,MSDOS.SYS) of previous MS-DOS version | Windows 95,98,ME (dual-boot feature) | ||
| DOS | Text file containing DOS specific info | |||
| DOT | Line-type definition file | CorelDRAW | ||
| DOT | Microsoft Word document template | Microsoft Word | ||
| DOTX | Office Open XML Text document template | Microsoft Word | ||
| DOX | Text file | MultiMate 4.0 | ||
| DOZ | Description Out of Zip | VENDINFO | ||
| DP | Calendar file | Daily Planner | ||
| DP | Data file | DataPhile | ||
| DPR | Default project- and state-related information | Borland C++ - Delphi - C | ||
| DPF | Bareboard PCB CAD/CAM format | Ucamco | ||
| DPX | Digital Moving Picture Exchange | |||
| DRP | Web3D File | Web3D | ||
| DRS | Display Resource | WordPerfect for Win | ||
| DRV | Driver | |||
| DRW | Designer vector graphics file | Designer - MicroGraphix | ||
| DS | TWAIN Data Source | Any twain-source must supply one xxx.ds file | ||
| DS1 | Map file | Diablo II | ||
| DS4 | Vector graphics | Micrografx Designer 4.x | ||
| DSC | Celestia Deep Space Catalog file | Celestia | ||
| DSC | Description file | |||
| DSC | Discard file | Oracle | ||
| DSD | Database | DataShaper | ||
| DSF | Data Storage Format | Golden Helix | ||
| DSF | Delusion Digital Sound File | Delusion | ||
| DSK | Desktop configuration | BP - DN - BC++ - TP | ||
| DSK | Disk Drivers | Novell NetWare | ||
| DSK | Logical disk file | RT-11 | ||
| DSM | Digital Sound Module | DSI | ||
| DSN | Design | Object System Designer | ||
| DSP | Display parameters | Signature | ||
| DSP | Dynamic Studio Professional Module | Dynamic Studio | ||
| DSP | Graphics display driver | Dr. Halo | ||
| DSP | Norton viewer DLL | Win | ||
| DSR | Driver Resource | WordPerfect for Win | ||
| DSS | Screensaver file | DCC | ||
| DSS | Digital Speech Standard (Sound) | Digital Soup | ||
| DSS | SQL Script for .Time Framework | Exaktime | ||
| DST | WAIN (Scanner spec) data source DLL | Win | ||
| DSW | Borland C++ 4.x desktop layout file | BCW.EXE | ||
| DSY | DAISY container file | ADAKTA.EXE | ||
| DT1 | Tile file | Diablo II | ||
| DT2 | msn-emoticon | paint | ||
| DT_ | Data fork of a Macintosh file | Mac-ette | ||
| DTA | Data file | Turbo Pascal - PC-File - Stata | ||
| DTB | Database Backup for .Time Framework | Exaktime | ||
| DTF | Database file | PFS - Q&A | ||
| DTL | Django template language | djangoproject | ||
| DTM | DigiTrekker music module | AWAVE | ||
| DTO | data | Directory Toolkit output | ||
| DTP | Desk Top Publishing Document | Timeworks / greenstreet Publisher3/ Greenstreet Publisher 4.5 | ||
| DTP | Page Magic 2.0 publication | Page Magic 2.0 upgrades to Greenstreet Publisher | ||
| DTP | Publication | Publish-It! upgrades to Greenstreet Publisher | ||
| DTS | Torque Game Engine model format | |||
| DVC | Data | Lotus 1-2-3 | ||
| DVDPROJ | iDVD project file | iDVD (Apple iLife '08) | ||
| DVI | DeVice Independent document | TeX | ||
| DVP | DESQView run-file | DESQView | ||
| DVP | Device parameter file | AutoCAD | ||
| DW2 | Drawing | DesignCAD for DOS, & DesignCAD for Windows | ||
| DWB | Coryphaeus Software Designers Workbench | CSD | ||
| DWC | Archive | DWC | ||
| DWD | DiamondWare Digitized file | AWAVE | ||
| DWG | Drawing | AutoCAD, IntelliCAD, PowerCAD, Drafix, etc. | ||
| DWZ | DVD MovieFactory for TOSHIBA Project File | DVD MovieFactory f/div> | Designer vector graphics file | Designer - MicroGraphix |
| or TOSHIBA | ||||
| DX | Text file | DEC WPS/DX format - DEC WPS Plus | ||
| DXF | Dialogue Exchange Format | Exstream Dialogue | ||
| DXF | Drawing Interchange File Format vector graphics | AutoCAD, IntelliCAD, PowerCAD, etc. | ||
| DXN | Fax | Fujitsu dexNET | ||
| DXP | SpotFire data | TIBCO Spotfire | ||
| DXP | ISO creation project file | CD Burner XP Pro | ||
| DYLIB | Dynamic Library | Mac OS-X | ||
| DYN | Data | Lotus 1-2-3 |
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