This is an alphabetical list of filename extensions.
| Contents |
|---|
Sym
| Ext. | Description | Used by |
|---|---|---|
|
###
|
Temporary file | program-dependent format |
|
#24
|
Printer data file for 24 pin matrix printer | LogoScript |
|
#IB
|
Printer data file | LogoScript |
|
#nn
|
Part of file image | Long |
|
#SC
|
Printer data file | LogoScript |
|
#ST
|
Standard mode printer definitions | LogoScript |
|
$$$
|
OS/2 archive file (i.e archives.$$$, keys.$$$) | OS/2 |
|
$$$
|
Temporary file | |
|
$?
|
ZX Spectrum file in HOBETA format | |
|
$00
|
Pipe file | DOS |
|
$DB
|
Temporary file | dBASE IV |
|
$ED
|
Editor temporary file | MS C |
|
$O1
|
Pipe file | DOS |
|
$VM
|
Virtual manager temporary file | Windows 3.x |
|
)2(
|
LHA archiver temporary file | LHA |
|
??$
|
Backup file | P-CAD |
|
??_
|
Microsoft packed file | Expand |
|
?DK
|
Disk image | Loaddskf.exe |
|
?UT
|
Nonpacked FTN mail (? - flavor) | FTN software |
|
!ut
|
Unfinished µTorrent download | µTorrent |
|
___
|
Adinf table | Adinf |
|
EX_
|
Compressed executable file | Note: EX could be any first two characters in a file extension (eg BM_ for compressed bitmap (BMP), DL_ for compressed library, etc.) Files compressed using this method have been in use on Microsoft software CDs and floppies since around 1995. |
|
?Q?
|
Squeeze for CP/M and MS-DOS | |
|
~$~
|
Temporary file | 1st Reader |
|
~??
|
Old Backup files (.MNU to .~MN) | Resource Workshop - Borland Delphi |
|
~H
|
Cardfile heap | AZZ Cardfile |
|
μ
|
Metrowerks Codewarrior project | |
|
Π
|
THINK C project |
#
| Ext. | Description | Used by |
|---|---|---|
|
0
|
Compressed harddisk data | DoubleSpace |
|
0B
|
Printer font with lineDraw extended character set | PageMaker |
|
001, 002, ...
|
Split parts of a single whole file | HJSplit |
|
1
|
Fax | |
|
1
|
Fax | many |
|
1
|
Roff/nroff/troff/groff source for manual page | cawf2.zip |
|
123
|
Spreadsheet | Lotus 1-2-3 version 9 - Lotus 1-2-3 version 97 |
|
15U
|
Printer font with PI font set | PageMaker |
|
1ST
|
Usually README.1ST text file | |
|
2GR
|
286 Grabber File | Win |
|
301
|
Fax | Super FAX 2000 - Fax-Mail 96 |
|
386
|
Intel 80386 processor driver | Windows 3.x |
|
386
|
Windows virtual device driver | Win |
|
3DMF
|
QuickDraw 3D Metafile | QuickDraw |
|
3DS
|
3D Studio Graphics format | 3D Studio |
|
3DT
|
Database in which the meta-data of a 3D Topicscape is held | 3D Topicscape |
|
3FX
|
Effect | CorelChart |
|
3GR
|
386 Grabber File | Win |
| Mobile Phone Video | ||
|
3T4
|
Binary file converter to ASCII | Util3 |
|
4C$
|
Datafile | 4Cast/2 |
|
4MD
|
Musical file | |
|
4SW
|
4DOS Swap File | 4DOS |
|
4TH
|
FORTH source code file | ForthCMP - LMI Forth |
|
555
|
16 bit per pixel image file format (5bit per component) | |
|
668
|
Music (the mixing is always at 12048 Hz) | |
|
669
|
Music (8 channels) | The 669 Composer |
|
6CM
|
Music (6 Channel Module) | Triton FastTracker |
|
75
|
75x75 dpi display font | Ventura Publisher |
|
7z
|
7-Zipped file | |
|
8
|
A86 assembler source code file | |
|
85
|
85x85 dpi display font | Ventura Publisher |
|
8BF
|
Adobe Photoshop compatibile filters/plugins | |
|
8CM
|
Music (8 Channel Module) | Triton FastTracker |
|
8M
|
Printer font with Math 8 extended character set | PageMaker |
|
8U
|
Printer font with Roman 8 extended character set | PageMaker |
|
8xp
|
Executable program for TI-83/84 Plus Graphics Calculator | TI Connect |
|
91
|
91x91 dpi display font | Ventura Publisher |
|
96
|
96x96 dpi display font | Ventura Publisher |
A
| Ext. | Description | Used by |
|---|---|---|
|
A
|
ADA source code file | |
|
A
|
Library | unix |
|
A##
|
AlZip Compressed Files' pieces | |
|
A11
|
Graphics AIIM image file | |
|
AAF
|
AutoPatcher file | |
|
AAS
|
Animation Play Script | AAPlay |
|
AB6
|
Datafile | ABStat |
|
AB8
|
Datafile | ABStat |
|
ABC
|
Document | ABC FlowCharter 1.0 |
|
ABP
|
Data | ABComp compressed |
|
ABP
|
AVS Barcode Profile | AVS Barcode Source |
|
ABF
|
Adobe Binary Screen Font | Adobe Software |
|
ABK
|
Automatic backup file | CorelDRAW |
|
ABM
|
Image PALS album file | |
|
ABM
|
Album file (various programs) | |
|
ABR
|
Adobe Brush file for PhotoShop | PhotoShop |
|
ABS
|
Abstracts (info file) | |
|
ABS
|
Data file | Abscissa |
|
AC
|
Project backup | Audit Command Language (ACL) |
|
ACA
|
Project | Project Manager Workbench |
|
ACB
|
Archive | ACB |
|
ACB
|
see ACMB | |
|
ACC
|
Program (DR-DOS - ViewMax) | GEM / resident |
|
ACCDA
|
Data | Microsoft Access Database Wizard (Open XML) |
|
ACCDB
|
Data | Microsoft Access Database (Open XML) |
|
ACCDE
|
Data | Microsoft Access Database Wizard (Open XML) |
|
ACCDT
|
Data | Microsoft Access Database Template (Open XML) |
|
ACCDU
|
Data | Microsoft Access Database Wizard (Open XML) |
|
ACE
|
Archive | ACE |
|
ACF
|
Adobe Custom Filter for PhotoShop | PhotoShop |
|
ACL
|
Project | Audit Command Language (ACL) |
|
ACL
|
AutoCorrect List | Microsoft Office |
|
ACM
|
Audio Compression Module add-on | Win |
|
ACMB
|
Graphics file | |
|
ACO
|
Adobe Color Palette | |
|
ACT
|
ACTOR source code file | ACTOR |
|
ACT
|
Animations Works Actor (Graphics cell) | Animation Works |
|
ACT
|
FoxDoc Action Diagrams | FoxPro |
|
ACT
|
Presentation | Action! |
|
AD
|
AfterDark screensaver module | AfterDark |
|
AD2
|
ADPCM 2-bit compressed voice file | ZFAX |
|
AD3
|
ADPCM 3-bit compressed voice file | ZFAX |
|
ADA
|
Ada source code file | |
|
ADB
|
Ada Package Body | |
|
ADC
|
Bitmap graphics (16 colors) | Scanstudio |
|
ADC
|
Dictionary | Lingvo |
|
ADD
|
OS/2 adapter device driver | |
|
ADF
|
Amiga Disk File | unADF, UAE, WinUAE etc... |
|
ADG
|
Data | ADG 3D Scene |
|
ADI
|
Graphics file | AutoCAD |
|
ADICHT
|
LabChart data acquisition file | ADInstruments |
|
ADL
|
MCA adapter description library | QEMM |
|
ADM
|
After Dark support file | AfterDark |
|
ADN
|
Add-in | Lotus 1-2-3 |
|
ADR
|
After Dark support file | AfterDark |
|
ADS
|
Ada Package Specification | |
|
ADT
|
Datafile for cardfile application | HP NewWave |
|
ADT
|
Dictionary | Lingvo |
|
ADT
|
Fax | AdTech |
|
ADV
|
GUS device driver | Gf166.com |
|
ADX
|
Document | Archetype Designer |
|
ADZ
|
Amiga Disk Zipped (See Amiga Disk File) | GZip |
|
AEP
|
After Effects Project File | Adobe After Effects |
|
AF2
|
Flowchart | ABC FlowCharter 2.0 |
|
AF3
|
Flowchart | ABC FlowCharter 3.0 |
|
AFI
|
Truevision bitmap graphics | |
|
AFL
|
Font file (for Always) | Lotus 1-2-3 |
|
AFM
|
Datafile for cardfile application | HP NewWave |
|
AFM
|
Type 1 font metric ASCII data for font installer | ATM - many |
|
AFP
|
Shape palette | ABC FlowCharter |
|
AFT
|
Template | ABC FlowCharter 3.0 |
|
AFW
|
Workplace | ABC FlowCharter 3.0 |
|
AGR
|
ArcView ASCII grid | |
|
AI
|
Vector graphics file | Adobe Illustrator |
|
AIF
|
see AIFF | |
|
AIFC
|
Sound | |
|
AIFF
|
Audio Interchange Format File (AIFF) | Convert (c) Villena |
|
AiM
|
Asm Text Mode Image File | The Ultimate Draw |
|
AIN
|
Archive | AIN |
|
AIN
|
Job schedule | AutoIntern |
|
AIO
|
APL programming language file transfer format file | |
|
AIS
|
Array of Intensity Samples graphics file | Xerox |
|
AIX
|
Datafile for cardfile application | HP NewWave |
|
ALC
|
Molecular coordinates | Alchemy, RasMol |
|
ALG
|
Activity Log | ARCSOLO |
|
ALL
|
----- (Arts & Letters) symbol and font files | Arts & Letters |
|
ALL
|
Filelist w/ all files | FRQView |
|
ALL
|
Format file for working pages | Always |
|
ALL
|
General printer information | WordPerfect for Win |
|
ALO
|
Almanac support file | |
|
ALT
|
Menu file | WordPerfect Library |
|
ALZ
|
AlZip Compressed Files | |
|
AMF
|
Music (Advanced Module Format) | DMP |
|
AMG
|
Archive | AMGC |
|
AMG
|
System image file | ACTOR |
|
AML
|
AutomationML | AutomationML Group |
|
AMR
|
Audio format for mobile phones (Nokia, SonyEricsson) | |
|
AMS
|
Adobe Monitor Setup calibration file | PhotoShop |
|
AMS
|
Music format | |
|
ANI
|
Animation cursors for Win | Win95 - WinNT |
|
ANI
|
Animation | IconAuthor |
|
ANM
|
Animation | Deluxe Paint Animator |
|
ANN
|
Help Annotations | Windows 3.x |
|
Ann
|
Multi volume ARJ archive | ARJ |
|
ANS
|
ANSI character graphics (animation) file | ANSView |
|
ANS
|
ASCII text ANSI character set | NewWave Write |
|
AOL
|
America On-line for Windows DLL | Win |
|
AOS
|
Add-On Software | Nokia 9000 |
|
AP
|
Archive | WHAP |
|
AP
|
Datafile | Datalex EntryPoint 90 |
|
APC
|
Printer driver | Lotus 1-2-3 |
|
APD
|
Printer driver | Lotus 1-2-3 |
|
APE
|
Monkey's Audio (Lossless) | audio media players |
|
APF
|
Printer driver | Lotus 1-2-3 |
|
API
|
Adobe Printer Ink file for PhotoShop | PhotoShop |
|
API
|
Passed parameter file | 1st Reader |
|
API
|
Printer driver | Lotus 1-2-3 |
|
APL
|
APL work space format file | |
|
APL
|
Support module used by Manugraphics APL products | |
|
APM
|
Authorware Macintosh | Authorware |
|
APP
|
Add-in application file | Symphony |
|
APP
|
Application object file | dBASE Application Generator |
|
APP
|
Application | FoxPro |
|
APP
|
Application and Application Bundle | Mac OS X |
|
APP
|
Executable workflow / macro file | Automator |
|
APP
|
Executable application file | DR-DOS - NeXTstep - Atari |
|
APP
|
Generated application | FoxPro |
|
APR
|
Employee performance review | Employee Appraiser |
|
APW
|
Authorware Windows | Authorware |
|
APX
|
Appexpert database file | Borland C++ 4.5 |
|
AR7
|
Archive | AR7 |
|
ARC
|
Archive | ARC - PKARC/PKXARC - PKPAS - PKUNPAK - QUARK |
|
ARC
|
Archive | SQUASH |
|
ARD
|
Map | Holux - Alan |
|
ARF
|
Automatic Response File | |
|
ARH
|
Archivers definitions file | DN |
|
ARI
|
Archive | ARI |
|
ARJ
|
Archive | ARJ - ARJZ |
|
ARK
|
ARC archive | CP/M port of ARC file archiver |
|
ARK
|
Archive | QUARK |
|
ARK
|
Managing your Money Archive File | |
|
ARR
|
Arrangement | Atari Cubase |
|
ART
|
First Publisher graphic file | First Publisher |
|
ART
|
Graphics (scrapbook) | Art Import |
|
ART
|
Graphics format (Another Ray Tracer) | PFS:1st publisher - Art Import |
|
ARX
|
Archive | ARX |
|
ASC
|
ASCII text file | |
|
ASC
|
Transport armor file | PGP |
|
ASD
|
Autosave file | Microsoft Word |
|
ASD
|
Presentation | Astound |
|
ASD
|
Screen driver | Lotus 1-2-3 |
|
ASE
|
Velvet Studio Sample | AWAVE |
|
ASF
|
Datafile | STATGRAPHICS |
|
ASF
|
Screen font | Lotus 1-2-3 |
|
ASF
|
Advanced Streaming Format (Compressed Windows audio/video) | Microsoft Corporation |
|
ASK
|
SYSGEN answer file | RT-11 |
|
ASH
|
Assembly language header file | TASM 3.0 |
|
ASI
|
ASIC language source | ASIC |
|
ASI
|
Assembler include file | Turbo C - Borland C++ |
|
ASM
|
Assembler language source | TASM, MASM, NASM, Yasm, FASM |
|
ASMX
|
ASP.NET Web Service | Microsoft Corporation |
|
ASO
|
Assembler object (object-oriented) file | Turbo Assembler |
|
ASP
|
ASPECT source code file | Procomm Plus |
|
ASP
|
Association of Shareware Professionals OMBUDSMN.ASP notice | |
|
ASP
|
Active Server Pages of Microsoft.Net | Microsoft Corporation |
|
ASPX
|
ActiveX Server Pages of Microsoft.Net | Microsoft Corporation |
|
ASS
|
Amalgam Scene Specification | Halo 2 Map Editor |
|
ASS
|
Advanced SubStation Alpha (Subtitles) | |
|
AST
|
Adobe Color Separation table for PhotoShop | PhotoShop |
|
ASW
|
Authorware Star | Authorware |
|
ASX
|
Advanced Stream Redirector file, redirects to an ASF file (see ASF) | Microsoft Corporation |
|
ASZ
|
Skin | AltDesk |
|
AT2
|
Auto template | Aldus Persuasion 2.0 |
|
AT3
|
Atrac 3 Sound/music file | All Sony devices and programs with the Atrac 3+ specification |
|
ATM
|
Adobe Type Manager data/info | |
|
ATN
|
Adobe Photoshop action | Adobe Photoshop |
|
ATT
|
AT&T Group | GCGW |
|
ATY
|
Produced when an association type is exported by 3D Topicscape | 3D Topicscape |
|
AU
|
Sun/NeXT/DEC Audio file | AWAVE, GoldWave |
|
AU
|
Sound (audio) file | SUN Microsystems - Convert (c) Villena |
|
AUD
|
Audio file | AudioRack |
|
AUP
|
Audacity project file | Audacity |
|
AUX
|
Auxiliary dictionary | ChiWriter |
|
AUX
|
Auxiliary references | TeX/LaTeX |
|
AVA
|
Publication | Avagio |
|
AVB
|
AntiViral Toolkit Pro Bases | |
|
AVI
|
Audio Video Interleaved animation file | Video for Windows |
|
AVR
|
Audio Visual Research | AWAVE |
|
AVS
|
Application Visualization System | |
|
AVT
|
AVATAR-coding files | A3E |
|
AW
|
Text file | HP AdvanceWrite |
|
AWA
|
Animations Works Accelerated Movie | Animation Works |
|
AWD
|
Microsoft Fax At Work Document | Microsoft Fax At Work |
|
AWK
|
AWK script/program | |
|
AWM
|
Animations Works Movie (as .AVI) | Animation Works |
|
AWS
|
Data | STATGRAPHICS |
|
Ax
|
Directshow filter file format | |
|
AXF
|
ARM Executable Image generated by the ARM tools. | |
|
AXM
|
Axmedis object | Axmedis Tools |
|
AZD
|
Amazon Software Download | Amazon Software Download |
|
AZW
|
DRM enabled eBook | Amazon Kindle |
|
AZZ
|
Data file | AZZ Cardfile |
B
| Ext. | Description | Used by |
|---|---|---|
|
B&W
|
Black and white graphics file | atari - mac |
|
B&W
|
Mono binary screen image | 1st Reader |
|
B
|
Batch list | APPLAUSE |
|
B_W
|
Black and white graphics file | atari - mac |
|
B1N
|
Both mono and color binary screen image | 1st Reader |
|
B30
|
Printer font (JLaser - Cordata) | Ventura Publisher |
|
B8
|
Raw graphics file (one byte per pixel) plane two | PicLab |
|
BA
|
Binary Archive | Scifer Archiver and Compression [External Header Mode] |
|
BAC
|
Compiled BASIC | RT-11 BASIC-11 |
|
BAD
|
Bad file | Oracle - many |
|
BAD
|
File which covers bad blocks on disk volume (not to be moved) | RT-11 |
|
BAK
|
Backup file | |
|
BAL
|
Music score | Ballade |
|
BALANCE
|
Balance accounting sheet file | Balance |
|
BAR
|
Horizontal bar menu object file | dBASE Application Generator |
|
BAR
|
Info Bar for GFX2EXE | GFX2EXE |
|
BAS
|
BASIC language source | QuickBASIC - GW-BASIC - FreeBASIC |
| Batch file | MS-DOS, RT-11 | |
|
BB
|
Database backup | Papyrus |
|
BBL
|
Bibliographic reference file | TeX/BibTeX |
|
BBM
|
Brush | Deluxe Paint |
|
BBP
|
Playlist | BassBox |
|
BBS
|
Bulletin Board System announce or text info file | |
|
BBS
|
Hudson-style messagebase | FTN software |
|
BC!
|
Unfinished download | Unfinished BitComet download (a BitTorrent client) |
|
BCF
|
Card data | Bingo Card Creator |
|
BCH
|
Batch process object file | dBASE Application Generator |
|
BCH
|
Datafile | Datalex EntryPoint 90 |
|
BCO
|
Outline font description | Bitstream |
|
BCP
|
Borland C++ makefile | |
|
BCT
|
Backup dictionary | Clarion |
|
BCW
|
Environment settings | Borland C++ 4.5 |
|
BDC
|
Dictionary | Lingvo |
|
BDEF
|
Builder Definition | Websphere Portlet Factory |
|
BDF
|
Adobe Glyph Bitmap Distribution Format | Adobe Software |
|
BDF
|
Binary update file | BUPDATE.EXE (c) TNT Techn. |
|
BDF
|
Bitmap Distribution Format font file | X11 |
|
BDF
|
Datafile | Egret |
|
BDM
|
Videoclip | AVCHD |
|
BDR
|
Border | Microsoft Publisher |
|
BDT
|
Dictionary | Lingvo |
|
BEZ
|
Outline font description | Bitstream |
|
BF2
|
Bradford 2 font | |
|
BFC
|
Briefcase Win95 | Win95 |
|
BFM
|
Font metrics | unix/Frame |
|
BFX
|
Fax | BitFax |
|
BGA
|
Bitmap graphics | |
|
BGI
|
Borland Graphics Interface device driver | Turbo C - Turbo Pascal |
|
BI
|
BASIC include file | Visual Basic - FreeBASIC |
|
BIB
|
Bibliography (ASCII) | |
|
BIB
|
Database - not compatible with TeX format | Papyrus |
|
BIB
|
Literature database | TeX/BibTeX |
|
BIF
|
Binary Image Format b&w graphics file | Image Capture board |
|
BIK
|
Bink video file (RAD Video) | |
| Binary file, usually zero-start (.com analog) | ||
|
BIN
|
SGI Powerflip | |
|
BIN
|
Text mode memory dump | The Draw - TUD - ACiDDraw - etc |
|
BIO
|
BioniX Wallpaper playlist file | BioniX Wallpaper |
|
BIO
|
OS/2 BIOS | |
|
BIT
|
Bitmap X11 | |
|
BK!
|
Document backup | WordPerfect for Win |
|
BK
|
Faxbook | JetFax |
|
BK?
|
Backup file | |
|
BKn
|
Timed backup file for document window n | WordPerfect for Win |
|
BKP
|
Backup file | Write - TurboVidion DialogDesigner |
|
BKW
|
Mirror image of font set | FontEdit |
|
BLD
|
BLoaDable picture | BASIC |
|
BLD
|
SYSGEN Build procedure file | RT-11 |
|
BLEND
|
Blender3D Project File | Blender |
|
BLG
|
Backup Log | ARCSOLO |
|
BLK
|
Temporary file | WordPerfect for Win |
|
BM
|
BitMap graphics file | |
|
BM3
|
UIQ3 Phone backup | |
|
BMK
|
Help Bookmarks | Windows 3.x |
| OS/2 or Win graphics format (BitMap Picture) | QPeg - CorelDraw - PC Paintbrush - many | |
|
BMT
|
Ami Pro Button | Ami Pro |
|
BNA
|
Data | Atlas Boundary |
|
BNK
|
Adlib instrument bank file | |
|
BNR
|
Graphics Banner | Banner - Poster |
|
BOK
|
Shamela Library book | Shamela Library Program |
|
BOO
|
Book-format | READIBM |
|
BOO
|
Compressed file ASCII archive created by BOO (msbooasm.arc) | msbooasm.arc |
|
BPC
|
Chart | Business Plan Toolkit |
|
BPOLY
|
Data | Prisms binary 3D object |
|
BPP
|
Backup application | Clarion |
|
BPT
|
Bitmap fills file | CorelDRAW |
|
BR
|
Script | Bridge |
|
BRD
|
Eagle Layout File | |
|
BRD
|
Tanzzle board file | Tanzzle |
|
BRD
|
Cadence Allegro board file | Cadence |
|
BRK
|
Fax | Brooktrout Fax-Mail |
|
BRK
|
The Brake! Mailer REXX script | The Brake! |
|
BRL
|
CAD | Ballistic Research Laboratory CAD |
|
BS2
|
Archive | BS2.EXE |
|
BSA
|
Archive | BSArc |
|
BSC
|
Compressed Apple II file archive created by BINSCII | BINSCII |
|
BSC
|
Database | Source Browser |
|
BSC
|
Pwbrmake object file | Microsoft Fortran |
| Half-Life\Half-Life 2 map files | Valve Corporation | |
|
BSS
|
Casio Phone base | PC-LINK |
|
BST
|
BiblioTex file (BiblioTex=bibliography file) | TeX |
|
BSY
|
Busy flag | FTN soft |
|
BTM
|
Batch-to-memory (quick batch) | 4dos -ndos |
|
BTN
|
Makeover Button file | |
|
BUFR
|
Binary Universal Form for the Representation of Meteorological Data | |
|
BUG
|
Bugs and Problems | |
|
BUN
|
LucasArts Bundle File | |
|
BUP
|
Backup file | |
|
BUT
|
Button definitions | Buttons! |
|
BUY
|
Datafile format | movie |
|
BVn
|
Overflow file below insert point in Doc n | WordPerfect for Win |
|
BWB
|
Spreadsheet application | Visual Baler |
|
BWR
|
Beware (buglist) | Kermit |
|
BYU
|
BYU Movie | BYU |
|
BZ2
|
Archive | bzip2 |
|
BZM
|
Map | Blitzkrieg |
C
| Ext. | Description | Used by |
|---|---|---|
|
C--
|
C-- language source | Sphinx C-- |
|
C
|
C language source | Watcom C/C++ |
|
C
|
Unix file archive | COMPACT |
|
C++
|
C++ language source | |
|
C00
|
Print file | Ventura Publisher |
|
C01
|
Typhoon wave files | AWAVE |
|
C86
|
C source code file | Computer Innovation C86 |
|
CA
|
Initial cache data for root domain servers | Telnet |
|
CA?
|
Borland packed and split file | Borland Installer |
|
CAB
|
Win 95 packed file | Win 95 |
|
CAC
|
dBASE IV executable when caching on/off (see cachedb.bat) | |
|
CAD
|
Drawing | BobCAD-CAM |
|
CAD
|
Document | Drafix Windows CAD |
|
CAL
|
Calendar file | Windows 3.x |
|
CAL
|
Spreadsheet format | SuperCalc |
|
CALS
|
Computer Aided Acquisition and Logistics | |
|
CALS
|
Support Raster Format | |
|
CAM
|
Casio Camera | |
|
CAN
|
Fax | Navigator Fax |
|
CAP
|
Caption | Ventura Publisher |
|
CAP
|
Capture file | ProComm - Telix |
|
CAS
|
C + ASM language source | Turbo C |
|
CAT
|
Catalog | CP Backup - dBASE IV |
|
CAT
|
Device driver digital signature | Microsoft Windows |
|
CAT
|
Stellarium Star Catalogue | Stellarium[1][2] |
|
CATS
|
Combined source | ATS |
|
CBA
|
Source code | Creative BASIC |
|
CBC
|
Fuzzy logic system | CubiCalc |
|
CBL
|
COBOL source code file | |
|
CBM
|
Compiled bitmap graphics | XLib |
|
CBR
|
Comic Book Reader (RAR file) | CDisplay and similar |
|
CBS
|
MasterWord button bar configuration file | |
|
CBT
|
Computer Based Training | many |
|
CBZ
|
Comic Book Reader (ZIP file) | CDisplay and similar |
|
CC
|
C++ source code file | |
|
CC
|
CC language source | CC |
|
CCC
|
Bitmap graphics (native format) | Curtain Call |
|
CCF
|
Communications configuration file | Symphony |
|
CCH
|
Chart | CorelChart |
|
CCITT
|
CCITT Group 3 and Group 4 Encoding | |
|
CCL
|
Communication Command Language file | Intalk |
|
CCO
|
BTX Graphics file | XBTX |
|
CCT
|
Print Template | BobCAD-CAM |
|
CD
|
CD description | DN |
|
CDA
|
CD-Audio | Win95 |
|
CDB
|
Card database | CardScan |
|
CDB
|
Main database | TCU Turbo C Utilities |
|
CDF
|
Common Data Format | |
|
CDF
|
Cyberspace Description Format | |
|
CDF
|
Graphics | netcdf |
|
CDK
|
Document | Atari Calamus |
|
CDL
|
CADKey CADL Language | CADKey |
|
CDM
|
Disk Drivers NPA | Novell NetWare |
|
CDM
|
Music format (compressed) | |
|
CDR
|
Vector graphics format (drawing) | CorelDraw! |
|
CDT
|
Corel Draw Template File | CorelDraw! |
|
CDX
|
Compaund index file | Visual FoxPro |
|
CE
|
Computer Eyes | Conversion Artist |
|
CE
|
Main.ce | The FarSide Computer Calendar |
|
CEB
|
Cont. Edge Bitmap | Conversion Artist |
|
CEF
|
CA-Clipper Workbench Application | CA Clipper |
|
CEF
|
Export File | |
|
CEF
|
Compact Embedded Font | Adobe Illustrator |
|
CEG
|
Bitmap graphics | Tempra Show - Edsun Continuous Edge Graphics |
|
CEL
|
Animation CEL | 3D Studio |
|
CEL
|
Graphics | Autodesk Animator - Lumena |
|
CF
|
Configuration file | imake |
|
CFG
|
Configuration file | |
|
CFL
|
Chart | CorelFLOW |
|
CFM
|
ColdFusion Markup Language | Adobe ColdFusion |
|
CFN
|
Font data | Atari Calamus |
|
CFO
|
C Form Object internal format object file | TCU Turbo C Utilities |
|
CFP
|
Fax | The Complete Fax Portable |
|
CFT
|
CFast graphics file | Disney Animation Studio |
|
CGA
|
CGA display font | Ventura Publisher |
|
CGI
|
Common Gateway Interface script | |
|
CGM
|
Computer Graphics Metafile vector graphics | A&L - HG - many |
|
CH
|
Clipper language header | CA Clipper |
|
CH3
|
Chart | Harvard Graphics 3.0 |
|
CH4
|
Presentation | Charisma 4.0 |
|
CHD
|
Font descriptor | FontChameleon |
|
CHI
|
ChiWriter Document | ChiWriter - Chiview |
|
CHK
|
Recovered data | DOS CHKDSK |
|
CHK
|
Temporary file | WordPerfect for Win |
|
CHL
|
Configuration History Log | |
| Compiled Help File | Microsoft Windows, Help Explorer Viewer | |
|
CHN
|
Data | Ethnograph 3 |
|
CHP
|
Chapter file | Ventura Publisher |
|
CHR
|
Character set | Turbo C - Turbo Pascal |
|
CHT
|
Chart | Harvard Graphics 2.0 - SoftCraft Presenter |
|
CHT
|
CHeaT in any program/game | many |
|
CHT
|
Interface file for ChartMaster | dBASE |
|
CHZ
|
Archive | CHARC |
|
CIF
|
Caltech Intermediate Format graphics file | |
|
CIF
|
Chapter information | Ventura Publisher |
|
CIF
|
Crystallographic Information File | RasMol, Jmol |
|
CiM
|
C Text Mode Image File | The Ultimate Draw |
|
CIX
|
Database index | TCU Turbo C Utilities |
|
CKB
|
Borland C++ 4.x editor keystroke mapping | BCW.EXE |
|
CL
|
COMMON LISP source code file | |
|
CLA
|
Source | Clarion |
|
CLASS
|
Java class file | Java |
|
CLD
|
Clipper debugger configuration file | CA Clipper |
|
CLP
|
Clip art graphics file | Quattro Pro |
|
CLP
|
Clipboard file | Windows 3.x |
|
CLP
|
Compiler response file | CA Clipper |
|
CLP
|
Graphics format | PCPAINT/Pictor |
|
CLR
|
Color binary screen image | 1st Reader |
|
CLR
|
Color definitions | Photostyler |
|
CLR
|
Color scheme | Boxer/2 |
|
CLR
|
Palette file for GIS format | |
|
CLS
|
C++ class definition file | |
|
CLW
|
MFC Class Wizard information | Microsoft VC++ |
|
CM
|
Data file | CraftMan |
|
CMB
|
Xtree for Windows Button Bar file | |
|
CMD
|
Command | dBASE - Waffle |
|
CMD
|
External command menu | 1st Reader |
|
CMD
|
OS/2 batch/REXX file | OS/2 |
|
CMF
|
FM-music file (Creative Music File) | |
|
CMK
|
Card | Card Shop Plus |
|
CMM
|
CMM script (batch) file | CEnvi |
|
CMP
|
Bitmap graphics (Lead CMP compression) | |
|
CMP
|
Compressed data | PKWare Inc. data compression library |
|
CMP
|
Header file for PostScript printer files | CorelDRAW |
|
CMP
|
Photofinish Calibration Map | Photofinish |
|
CMP
|
User dictionary | Microsoft Word for DOS |
|
CMRL
|
Concise message routing language | DOTGO |
|
CMS
|
Content Management System | Any Web Browser |
|
CMU
|
Carnegie Mellon University Formats | |
|
CMV
|
Animation (CorelMove CorelDraw 4.0) | CorelMove CorelDraw 4.0 |
|
CNC
|
CNC general program data | |
|
CND
|
System generation conditional file | RT-11 |
|
CNF
|
Configuration (program - printer setup) | program - printer setup |
|
CNF
|
Configuration file | |
|
CNV
|
Temporary file | WordPerfect for Win |
|
CNV
|
Winword DLL used as part of an import operation (CNV=converter) | Microsoft Word |
|
COB
|
Calgari trueSpace2 File Format | |
|
COB
|
COBOL source code file | |
|
COD
|
Code definition table | UUPC |
|
COD
|
Datafile | Forecast Plus - Microsoft Multiplan - StatPac Gold |
|
COD
|
file uncluding CODES for any program/game | many |
|
COD
|
Printer code definition file | Boxer/2 |
|
COD
|
Program compiled code | FORTRAN |
|
COD
|
Template source file | dBASE Application Generator |
|
COD
|
Videotext file | |
|
COE
|
Coefficient file | Xilinx ISE |
|
COL
|
Color palette | Autodesk Animator - many |
|
COL
|
Spreadsheet | Microsoft Multiplan |
| Command (memory image of executable program) | DOS | |
|
COM
|
Indirect command file (sequence of commands to be executed) | RT-11 |
|
CON
|
Configuration file | Simdir |
|
CON
|
MSTS Consist file | MSTS |
|
CPC
|
Compressed image | Cartesian Perceptual Compression |
|
CPD
|
Script | Complaints Desk |
|
CPF
|
Fax | The Complete Fax |
|
CPI
|
ColorLab Processed Image bitmapped graphics file | |
|
CPI
|
MS-DOS codepage file | MODE.EXE |
|
CPL
|
Control panel file | Windows 3.x |
|
CPL
|
Presentation | Compel |
|
CPP
|
C++ language source | Watcom C/C++ |
|
CPP
|
Presentation | CA-Cricket Presents |
|
CPR
|
Knowledge Access | GCGW |
|
CPS
|
----- backup of startup files by QEMM (?) autoexec.cps | |
|
CPT
|
Encrypted memo file | dBASE |
|
CPT
|
Mac file archive | COMPACT PRO |
|
CPT
|
Template | CA-Cricket Presents |
|
CPZ
|
Music text file | COMPOZ |
|
CR2
|
RAW image format | Canon digital cameras |
|
CRA
|
Advanced crack file (usually text) | |
|
CRD
|
Cardfile | Windows 3.x - YourWay |
|
CRD
|
Map | Holux - Alan |
|
CRD
|
Molecular coordinates | CHARMM, RasMol |
|
CRF
|
Cross-reference | Microsoft MASM - Zortech C++, RT-11 CREF |
|
CRK
|
Crack file (usually text) | |
|
CRP
|
Encrypted database | dBASE IV |
|
CRS
|
File Conversion Resource | WordPerfect 5.1 |
|
CRT
|
Terminal settings information | Oracle |
|
CRU
|
Compressed file archive created by CRUSH | |
|
CS
|
C# source file | C# |
|
CSG
|
Graph | Statistica/w |
|
CSM
|
Borland C++ 4.x precompiled header file | BCW.EXE |
|
CSP
|
PC Emcee Screen Image file | Computer Support Corporation |
|
CSS
|
Datafile | CSS - Stats+ |
|
CSS
|
Datasheet | Statistica/w |
|
CSS
|
cascading style sheet | |
|
CSV
|
Adjusted EGA/VGA palette | CompuShow |
|
CSV
|
Comma Separated Values text file format (ASCII) | |
|
CTC
|
Control file | PC Installer |
|
CTF
|
Character code translation file | Symphony |
|
CTK
|
CommonTime Key file | CommonTime software applications |
|
CTL
|
Control file | dBASE IV - Aldus Setup |
|
CTL
|
BATCH control file (generated by BATCH from .BAT file) | RT-11 |
|
CTT
|
BATCH Temporary file | RT-11 |
|
CTX
|
Ciphertext file | Pretty Good Privacy RSA System |
|
CTX
|
Course TeXt file | some Microsoft online guides |
|
CTX
|
document | Creativyst Table eXchange |
|
CUF
|
C Utilities Form definition | TCU Turbo C Utilities |
|
CUR
|
Windows resource (cursor image file) | Resource Workshop - WRT - Watcom Resource Editor |
|
CUT
|
Graphics format (bitmapped graphics) | dr. Halo |
|
CV4
|
Color file | CodeView |
|
CVP
|
Cover page | WinFax |
|
CVS
|
Graphics | Canvas |
|
CVT
|
Backup file for CONVERTed database file | dBASE IV |
|
CVW
|
Color file | CodeView |
|
CWEB
|
C Web | |
|
CWK
|
Datafile | ClarisWorks, Appleworks |
|
CXX
|
C++ source code file | Zortech C++ |
D
| Ext. | Description | Used by |
|---|---|---|
|
D
|
D Programming Language source file | DMD |
|
D4D
|
Data | Draw 4D object |
|
D4P
|
Data | Draw 4D Pro object |
|
D64
|
Commodore 64 disk image | |
|
DAA
|
Direct Access Archive | |
|
DAF
|
Data file | Digital Anchor |
|
DAT
|
data | RSNetWorx Project |
|
DAT
|
Data file in special format or ASCII | |
|
DATS
|
Dynamic source | ATS |
|
DAT
|
Database file | Clarion (programming language) |
|
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 |
|
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 |
|
DCA
|
Document Content Architecture text file | IBM DisplayWrite |
|
DCF
|
floppy disk image | Disk Copy Fast |
|
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 ProTools |
|
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 |
|
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 |
|
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 |
|
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
|
A PDF LIKE FILE | DJVU |
|
DKB
|
Raytraced graphics | DKBTrace |
|
DL
|
Animation format (Italian origin) | Display - DL Viewer |
|
DLD
|
----- | Lotus 1-2-3 |
|
DLG
|
Dialog resource script file | Microsoft Windows SDK |
|
DLG
|
Dialog resources | DN |
|
DLF
|
Dialogue Live Format | Produced by Exstream Dialogue and edited by Dialogue Live Editor |
|
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 |
|
DMO
|
Demo | Derive |
|
DMP
|
Dump file (eg. screen or memory) | |
|
DMP
|
DUMP utility output file | RT-11 |
|
DMS
|
Amiga file archive | DISKMASHER |
|
DNG
|
The Digital Negative (DNG), a publicly available archival format for the raw files generated by digital cameras. | Adobe Camera RAW native file |
|
DNT
|
data | RSNetWorx Project |
|
DOC
|
A Document, or an ASCII text file with text formatting codes in with the text. This generic extension is 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 (eg. pkt_dis.dos) | |
|
DOS
|
OS/2 V3 SVGA PMI-File | Svga.exe |
|
DOS
|
Something for MS-DOS (e.g. msdos.dos) | Win95 |
|
DOS
|
Text file containing DOS specific info | |
|
DOT
|
Line-type definition file | CorelDRAW |
|
DOT
|
Microsoft Word 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 |
|
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 |
|
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 |
|
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 | http://www.djangoproject.com/ |
|
DTM
|
DigiTrekker music module | AWAVE |
|
DTO
|
data | Directory Toolkit output |
|
DTP
|
Document | Timeworks / greenstreet Publisher3 |
|
DTP
|
Page Magic 2.0 publication | Page Magic 2.0 |
|
DTP
|
Publication | Publish-It! |
|
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 windows |
|
DWB
|
Coryphaeus Software Designers Workbench | CSD |
|
DWC
|
Archive | DWC |
|
DWD
|
DiamondWare Digitized file | AWAVE |
| Drawing | AutoCAD, IntelliCAD, PowerCAD, Drafix, etc. | |
|
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 |
|
DYN
|
Data | Lotus 1-2-3 |
E
| Ext. | Description | Used by |
|---|---|---|
|
E2D
|
2-dimensional vector graphics file | Editor included in JFire |
|
EAS
|
Extended file attributes | OS/2 |
|
EAR
|
Enterprise archive | archive |
|
EBA
|
Source code | Emergence BASIC |
|
EBJ
|
Error-checking object file | Geoworks |
|
EBQ
|
CITE standard electronic BQ exchange file | |
|
EC
|
Error checking preprosessed Goc source code | Geoworks |
|
EC
|
Source code | Ecere SDK |
|
ECC
|
Error-checking file | dvdisaster |
|
ED5
|
EDMICS | GCGW |
|
EDA
|
Ensoniq ASR disk image | AWAVE |
|
EDE
|
Ensoniq EPS disk image | AWAVE |
|
EDF
|
European data format | Medical timeseries storage files |
|
EDF
|
Macrocom Online Kitchen-planer | |
|
EDK
|
Ensoniq KT disk image | AWAVE |
|
EDL
|
EDL | Premiere |
|
EDQ
|
Ensoniq sq1,2/ks32 disk image | AWAVE |
|
EDS
|
Ensoniq SQ80 disk image | AWAVE |
|
EDT
|
Default settings | VAX Edt editor |
|
EDT
|
Ensoniq TS disk image | AWAVE |
|
EDT
|
External editors definitions | DN |
|
EDV
|
Ensoniq VFX-SD disk image | AWAVE |
|
EEB
|
Button bar for Equation Editor | WordPerfect for Win |
|
EFA
|
Ensoniq ASR file | AWAVE |
|
EFA
|
Encrypted File Archive | |
|
EFE
|
Ensoniq EPS file | AWAVE |
|
EFE
|
Ensoniq EPS instrument file | AWAVE |
|
EFK
|
Ensoniq KT file | AWAVE |
|
EFQ
|
Ensoniq SQ1/SQ2/KS32 file | AWAVE |
|
EFS
|
Ensoniq SQ80 file | AWAVE |
|
EFT
|
Ensoniq TS file | AWAVE |
|
EFT
|
High resolution screen font | ChiWriter |
|
EFV
|
Ensoniq VFX-SD file | AWAVE |
|
EFX
|
Fax | Everex EFax |
|
EGA
|
EGA display font | Ventura Publisher |
|
EKA
|
Internal data files | Borland's Eureka |
|
EL
|
ELISP source code file | Emacs lisp |
|
ELB
|
Synergy/DE library | |
|
ELC
|
Compiled ELISP code | Emacs lisp |
|
ELI
|
Archive | ELI |
|
ELT
|
Event list text file | Prosa |
|
EMD
|
ABT Extended MoDule | AWAVE |
| Microsoft Enhanced Metafile | ||
|
EML
|
Stationary Template | Outlook Express |
|
EMU
|
Terminal emulation data | BITCOM |
|
ENC
|
Encoded file - UUENCODEd file | Lotus 1-2-3 - uuexe515.exe |
|
ENC
|
Music | Encore |
|
END
|
Arrow-head definition file | CorelDRAW |
|
ENFF
|
Extended Neutral File Format | |
|
ENG
|
Dictionary engine | Sprint |
|
ENG
|
English documentation | |
|
ENG
|
Graphics file (charting) | EnerGraphics |
|
ENV
|
Envelope or Environments | |
|
ENV
|
Enveloper macro | WOPR |
|
ENV
|
Environment file | WordPerfect for Win |
|
EPD
|
Publication | Express Publisher |
|
EPI
|
Document | Express Publisher |
|
EPI
|
Encapsulated PostScript graphic file | |
|
EPS
|
Encapsulated PostScript (Graphics format) | CorelDraw - PhotoStyler - PMView - Adobe Illustrator - Ventua Publisher |
|
EQN
|
Equation filE | WordPerfect for Win |
|
ERD
|
Entity Relationship Diagram graphic file | Prosa |
|
ERL
|
Erlang source code file | |
|
ERM
|
Entity Relationship Diagram model file | Prosa |
|
ERR
|
Compiler/linker error report | |
|
ESH
|
Extended Shell batch file | |
|
ETH
|
Document | Ethnograph 3 |
|
ETF
|
Encrypted Text File. Used in some security programs. | |
|
ETW
|
Proprietary format from EnterTech for the MagicSing/Mic Karaoke product line. | Enter-Tech |
|
ETX
|
Structure-enhanced text for some ascii text browsers | |
|
EUI
|
Ensoniq EPS family CD image | AWAVE |
|
EVT
|
Events descriptions | |
|
EVY
|
Document | WordPerfect Envoy |
|
EWD
|
Document | Express Publisher for Windows |
|
EX3
|
Device driveR | Harvard Graphics 3.0 |
|
EXC
|
Exclude file for Optimize (do not process) (QEMM) | QEMM |
|
EXC
|
REXX source code file | VM/CMS |
| Directly executable program | DOS | |
|
EXM
|
MSDOS executable, system-manager compliant (HP calculator) | HP calculator |
|
EXP
|
Protected mode EXE by PharLap Software | PharLap |
|
EXP
|
Exports Library File | VisualStudio |
|
EXT
|
Extensions descriptions file | |
|
EXX
|
Intermediate file by MsgPut | IBM LinkWay |
|
EZF
|
Fax | Calculus EZ-Fax |
F
| Ext. | Description | Used by |
|---|---|---|
|
F
|
Archive | FREEZE |
|
F
|
Fortran language source code file (in fixed form) | Many Fortran compilers |
|
F01
|
Fax | perfectfax |
|
F03
|
Fortran language source code file (in free form) | Many Fortran compilers |
|
F2R
|
Farandole Linear Module | Farandole |
|
F3R
|
Farandole Blocked Linear Module | Farandole |
|
F4
|
Fortran IV source code file | |
|
F4A
|
Audio for Adobe Flash Player | |
|
F4B
|
Audio Book for Adobe Flash Player | |
|
F4P
|
Protected Video for Adobe Flash Player | |
|
F4V
|
Video for Adobe Flash Player | |
|
F77
|
Fortran language source code file (in fixed form) | Many Fortran compilers |
|
F90
|
Fortran language source code file (in free form) | Many Fortran compilers |
|
F95
|
Fortran language source code file (in free form) | Many Fortran compilers |
|
F96
|
Fax | Frecom FAX96 |
|
FAC
|
see FACE | |
|
FACE
|
Usenix FACE graphics file | |
|
FAM
|
Famtasia Famicom image format | Famtasia |
|
FAQ
|
Frequently Asked Questions text file | |
|
FAR
|
Music format (Farandole Composer Module) | Farandole |
|
FAS
|
Macsyma compiled program | |
|
FAX
|
Fax (raster graphics in CCITT format) | most Fax programs |
|
FBM
|
Fuzzy Bitmap | |
|
FC
|
Spell checking dictionary | Harvard Graphics 2.0 |
|
FCM
|
Binary file patch file (forward compression) | jlpak10.zip |
|
FD
|
Declaration file | Microsoft Fortran |
|
FD
|
Field offsets for compiler | DataFlex |
|
FD
|
Front Door' resource files | FD |
|
FDS
|
fwNES Famicom Disk System image | fwNES |
|
FDS
|
Headerless Famicom Disk System image | |
|
FDW
|
Form | F3 Design and Mapping |
|
FE
|
Data | Surface Evolver 3D surface |
|
FEB
|
Button bar for Figure Editor | WordPerfect for Win |
|
FEI
|
Fatal Error Infotable | Geoworks |
|
FES
|
File produced when a fileless occurrence in 3D Topicscape is exported to Windows | 3D Topicscape |
|
FF
|
Intelligont FIAS format | |
|
FF
|
Outline font description | Agfa Compugraphics |
|
FFE
|
Front Fareast Famicom image format | |
|
FFF
|
Fax | defFax |
|
FFI
|
Atech FastFont (AllType) | |
|
FFIVW
|
File Format for the Interchange of Virtual Worlds | |
|
FFT
|
Dca/FFT Final Form Text text file (DisplayWrite) | |
|
FFT
|
DCA/FFT Final Form Text text file | DisplayWrite |
|
FH3
|
Vector graphics | Aldus FreeHand 3.x |
|
FH4
|
Vector graphics | Aldus FreeHand 3.x |
|
FI
|
Interface file | Microsoft Fortran |
|
FIF
|
Fractal Image Format file | |
|
FIL
|
Table Data | Audit Command Language (ACL) |
|
FIL
|
File template | Application Generator |
|
FIL
|
Filelist | |
|
FIL
|
Files list object file | dBASE Application Generator |
|
FIL
|
Mirror. FIL is the name given to the saved FAT by the mirror program included in some versions of DOS and in PCTools | MS-DOS - |
|
FIL
|
Overlay | WordPerfect |
|
FIL
|
File which was moved to the Virus Vault by AVG | |
|
FILM
|
Filmkey film file | Filmkey Player |
|
FIN
|
Print-formatted text file | Perfect Writer - Scribble - MINCE |
|
FIO
|
Aldus PhotoStyler graphics filter | |
|
FIO
|
Image PALS viewer DLL | |
|
FIT
|
File Index Table | WindowsNT |
|
FIT
|
see FITS | |
|
FITS
|
Flexible Image Transport System | |
|
FIX
|
Patch file | |
|
FKY
|
Macro file | FoxPro |
|
FLA
|
Adobe Flash files' basic format | |
| Audio codec, Audio file format | ||
|
FLAME
|
Fractal configuration file | Apophysis |
|
FLB
|
Format library | Papyrus |
|
FLC
|
Animation format FLIC >320x200 | AAPlay - Autodesk AniPro |
|
FLD
|
Folder | Charisma |
|
FLI
|
Animation format FLIC 320x200 | Autodesk Animator |
|
FLI
|
TeX font library | EmTeX |
|
FLM
|
Film Roll | AutoCAD/AutoShade |
|
FLP
|
Flstudio project file | Fruity Loops (FlStudio) |
|
FLT
|
Data/file conversion filter (or overlay) | Alsud, Microsoft Word |
|
FLT
|
Filter file | Micrografx Picture Publisher |
|
FLT
|
MultiGen Flight | |
|
FLT
|
Support file - graphics filter | Asymetrix ToolBook |
|
FLX
|
Animation format | |
|
FLX
|
Compiled binary | DataFlex |
|
FLV
|
Flash video file | Flash Video Player |
|
FM
|
Database | FileMaker Pro |
|
FM1
|
Spreadsheet format overlay | Lotus 1-2-3 release 2.x |
|
FM3
|
Device driver | Harvard Graphics 3.0 |
|
FM3
|
Spreadsheet | Lotus 1-2-3 release 3.x |
|
FMB
|
File Manager Button bar | WordPerfect for Win |
|
FMF
|
Font or icon file | IBM LinkWay |
|
FMK
|
Makefile | Fortran PowerStation |
|
FMO
|
Compiled format file | dBASE IV |
|
FMT
|
Format file | dBASE IV - FoxPro - Clipper 5 - dBFast |
|
FMT
|
Gate3 format file | |
|
FMT
|
Style sheet | Sprint |
|
FMV
|
Full Motion Video file | |
|
FN3
|
Font file | Harvard Graphics 3.0 |
|
FND
|
Files searching properties | Win95 |
|
FNI
|
FileNet Native Document | FileNet |
|
FNK
|
FunkTracker music module | AWAVE, FunkTracker |
|
FNM
|
Fannie Mae Residential Loan Data (RLD) format for mortgage submission to DO/DU. | Desktop Originator |
|
Fnn
|
DOS screen text font - height nn pixels | fntcol13.zip |
|
FNT
|
Font file | many |
|
FNX
|
Inactive font | Exact |
|
FO1
|
Font file | Borland Turbo C |
|
FO2
|
Font file | Borland Turbo C |
|
FOG
|
Fontographer Database File | Fontographer3.5 |
|
FOL
|
Folder of saved messages | 1st Reader |
|
FON
|
Log of all calls | Procomm Plus |
|
FON
|
Terminate phonebook | Terminate - Terminator - Telix |
|
FON
|
Windows bitmapped font file | Win |
|
FONT
|
Font data | unix |
|
FOP
|
Freedom of the Press graphic file | |
|
FOR
|
Form | WindowBase |
|
FOR
|
Fortran language source file | many |
|
FOT
|
Installed Truetype font | Windows Font Installer |
|
FOX
|
Foxbase executable (precompiled .prg) | FoxBase |
|
FP
|
Final Page file | FoxPro for DOS |
|
FP
|
Tiff file | TIFF/IT P1 |
|
FP
|
Video file | DVICO/TVIX MPEG1 video file |
|
FP3
|
Database | FileMaker Pro |
|
FP4
|
Database | FileMaker Pro |
|
FP5
|
Database | FileMaker Pro |
|
FP7
|
Database | FileMaker Pro |
|
FPC
|
Catalog | FoxPro |
|
FPD
|
TMT Pascal compiled unit | TMT Pascal |
|
FPM
|
Configuration file | FoxPro for MacIntosh |
|
FPT
|
Foxpro memo field tables | FoxPro |
|
FPU
|
Configuration file | FoxPro for Unix |
|
FPW
|
Floorplan drawing | FloorPLAN plus for Windows |
|
FPW
|
Configuration file | Visual FoxPro |
|
FR?
|
Packed mail | FTN software |
|
FR3
|
Renamed dBASE III+ form file | dBASE IV |
|
FRF
|
FontMonger Database file | FontMonger |
|
FRG
|
Uncompiled report file | dBASE IV |
|
FRL
|
GP-Forth library | GP-Forth |
|
FRM
|
Registration or other form | |
|
FRM
|
Report file | dBASE IV - Clipper 5 - dBFast |
|
FRM
|
Visual Basic Form | Visual Basic |
|
FRO
|
Compiled report file | dBASE IV |
|
FRP
|
Form | PerForm PRO Plus - FormFlow |
|
FRS
|
Screen Font Resource | WordPerfect for Win |
|
FRT
|
Additional (FPT) report description file | FoxPro |
|
FRT
|
GP-Forth source file | GP-Forth |
|
FRX
|
Main (DBF) report description file | Visual FoxPro |
|
FRX
|
Visual Basic binary program file | Visual Basic |
|
FSA
|
Applied Biosystems Genetic Analysis data file | GeneScan |
|
FSIM
|
Simulation File Format | Loudsoft |
|
FSL
|
Form | Paradox for Windows |
|
FSM
|
Farandole Composer WaveSample | Farandole |
|
FSPROJ
|
Habanero Firestarter project | Habanero Firestarter |
|
FST
|
Linkable program | dBFast |
|
FSX
|
Data | Lotus 1-2-3 |
|
FTM
|
Fielded Text Meta - Contains schema/Meta for a Fielded Text file | Fielded Text |
|
FTM
|
Font file | Micrografx |
|
FTX
|
Declared Fielded Text | Fielded Text |
|
FTXT
|
text | Cloanto text document |
|
FTP
|
Configuration | FTP Software PC/TCP |
|
FW
|
Database | FrameWork |
|
FW2
|
Database | Framework II |
|
FW3
|
Database | Framework III |
|
FWEB
|
Fortran WEB | |
|
FX
|
On-line guide | FastLynx |
|
FXD
|
Phonebook | FAXit |
|
FXP
|
Foxpro executable (precompiled .prg) | Visual FoxPro |
|
FXS
|
FAX Transmit Format graphics file | WinFax |
|
FYF
|
FileLoc | FyTek, Inc. |
G
| Ext. | Description | Used by |
|---|---|---|
|
G
|
Data chart | APPLAUSE |
|
G16
|
GoldED for DOS compiled config | GOLDED.EXE |
|
G3P
|
data | Grand Prix 3 car physics |
|
G8
|
Raw graphics file (one byte per pixel) plane three | PicLab - Cubicomb Picturemaker |
|
GAM
|
Fax | GammaFax |
|
GB
|
Game Boy ROM | |
|
GB1
|
Game Maker backup file (can also be GB2, GB3, etc.) | |
|
GBA
|
Game Boy Advance ROM | |
|
GBC
|
Game Boy Color ROM | |
|
GBL
|
Global definitions | VAXTPU editor |
|
GBL
|
Global module in Basic programs | |
|
GBR
|
GIMP brush | |
|
GC1
|
Lisp source code | Golden Common Lisp 1.1 |
|
GC3
|
Lisp source code | Golden Common Lisp 1.3 |
|
GCA
|
IBM GOCA | GCGW |
|
GCD
|
Graphics | |
|
GCD
|
General content descriptor | Wireless devices |
|
GCF
|
Game cache file | Steam content delivery system |
|
GD3
|
Game Doctor Super NES ROM image | |
|
GDF
|
General Data Format for Biomedical Signals | Biomedical signal processing, Brain Computer Interfaces |
|
GDF
|
Dictionary file | GEOS |