See also: Emoticons | Computer Terms
There are currently 531 names in this directory
Temporary file
A file that allows Windows to display text and graphics in standard mode on a 286 or 386 computer (filename extension).
Swap file; enables computer running in enhanced mode to use Windows with virtual memory (filename extension).
A file that allows Windows to display text and graphics in enhanced mode on a 386, 486, or Pentium computer (filename extension).
Calcomp plotter
MacroMedia Authorware Windows 3.5 (filename extension).
AutoBackup, Corel Draw (filename extension).
Brush – Adobe Photoshop (filename extension).
Keyboard accelerator, Corel Draw 6 (filename extension).
Windows system directory file (filename extension).
Drivers for compressing or decompressing audio files, OS/2 (filename extension).
After Dark
1. Appointment DataBase, HP 100LX (filename extension). 2. Body file type, Ada language (filename extension).
Adapter Driver – OS/2 (filename extension).
AfterDark MultiModule (filename extension).
AfterDark Randomizer (filename extension). AfterDark is a screensaver program that can be set to randomly display a variety of screensaver patterns one after another.
Specification file type, Ada language (filename extension).
Adobe Font Metrics – Type 1 font metrics (filename extension).
Access G4
Adobe Illustrator
Audio Interchange File Format or AIFF (filename extension). A format developed by Apple Computer for storing high-quality sampled audio and musical instrument information. It can be played on PC and Mac.
Audio Interchange File Format. An uncompressed sound format developed by Apple Computer for storing high-quality sampled audio and musical instrument information. It can be played on PC and Mac, using QuickTime or Sound Player.
Arts and Letters Library (filename extension).
Animated cursor (filename extension).
ANSI text (filename extension).
Application Program Interface (filename extension). An interface between the operating system and application programs.
MacroMedia Authorware package (filename extension).
ARC or ARC+ compressed
A PC compressed format found on European sites (filename extension), which can be decoded with unArjMac, DeArj, and SITEX10.EXE (win).
An art file, in some draw or paint applications (filename extension).
ASCII text file
Active Streaming File – HoTMetaL Pro (filename extension).
Assembly Source Code
Active Server Page – Microsoft (filename extension).
Assistant file – Claris Works (filename extension). Assistants guide the user through a task by asking a series of questions and then use the answers to perform a task. Assistants in Claris Works can be used to create such useful items as calendars, newsletters, stationery, labels, and address lists, to make footnotes within a file, to find documents, etc.
AT&T
A sound file format used on Sun Microsystems or other UNIX computers
AVI movie format
Intel video capture format (filename extension).
Base 64 (filename extension), the encoding format used by the Multipurpose Internet Mail Extension.
Backup copy in DOS or OS/2
BASIC program file
Batch
Briefcase document – Windows 95 (filename extension).
Backgammon game (filename extension).
Binary file (filename extension).
Driver
A MacBinary II encoded file (filename extension). This file type, downloaded as MacBinary or Binary, can be decompressed with Stuffit Expander.
Backup copy
Backup file (filename extension).
Wordperfect for DOS (filename extension).
Bitmap
Sim City game file (filename extension).
Browse Index (filename extension). Found on multimedia CD-ROMs.
Batch file – Norton Utilities (filename extension).
C program file
Microsoft compressed format
Calendar or CALS
Caption
Computer-Based Training; a tutorial file (filename extension).
Corel chart (filename extension).
Lotus cc:Mail (filename extension).
CD Audio track (filename extension).
CorelDraw
Corel Draw template (filename extension).
Corel Draw compressed file (file extension).
Visual FoxPro database index (filename extension).
Compton’s multimedia encyclopedia (filename extension).
Configuration
Corel Flow (filename extension).
Common Gateway Interface (filename extension). A file that makes it possible for HTTP servers to interface with computer programs to provide interactive functions like fill-out forms.
CGM graphics
Checkdisk – DOS
Chapter – Ventura
Chapter Information – Venture
Sim City file (filename extension).
Intergraph scanned image
Clipboard
Command file — OS/2
Corel MetaFile (filename extension).
SoundBlaster file (filename extension).
LEAD Technologies graphics
Corel Move animation (filename extension).
Configuration file (filename extension).
Compuworks Design Shop (filename extension).
COBOL source code
Command file – small version of .EXE
Fax Cover document (filename extension).
Code Page – DOS
Control Panel – Windows
C++ program file
Knowledge Access graphics
Compact Pro
Corel Presentation Exchange compressed file (filename extension).
Windows Cardfile (filename extension).
Corel Script (filename extension).
Cascading Style Sheet (filename extension).
Comma delimited
Control file (filename extension).
City file – SimCity (filename extension).
Windows cursor image
Dr. Halo graphics
Microsoft CodeView (filename extension).
Claris Works (filename extension).
Claris Works template (filename extension).
Data
Table – Paradox
Visual FoxPro database (filename extension).
Database File – dBASE
Database text – dBASE
DATABEAM graphics
IBM text
Color Separation – EPS
Dictionary
Disk Doubler
Disk Doubler Image (filename extension).
Definition – C++ (filename extension).
Certificate (filename extension).
Device driver file (filename extension).
Autotrol graphics
Intergraph graphics
DIB graphics – Windows
Dictionary
Data Interchange Format spreadsheet
Dynamic link library
Document file
Document Template – Microsoft Word (filename extension).
MultiMate document
Dots Per Inch – graphics
Delphi project file (filename extension).
Driver
Designer graphics
Designer graphics, version 4
Designer graphics, version 6
AutoCAD vector format
Drawing – AutoCAD (filename extension).
Document Imaging
AutoCAD vector format
EDMICS graphics
Enhanced Windows Metafile (filename extension).
electronic mail
encoded
Encapsulated PostScript format
Esri plot file
Easy Worship File
Executable file — machine code
Fax
Force Index
Aldus Freehand 3 (filename extension).
AutoDesk animation
Thumbnail folder – Hijaak
AutoDesk animation
Live3D (filename extension).
Filter – graphics conversion
Framemaker (filename extension).
Format for 1-2-3 Version 3
Format – dBASE
Font
Fontographer font (filename extension).
1. Bitmapped Font – Windows 2. Phone
FORTRAN
Windows TrueType font
FoxBase
Claris FileMaker Pro (filename extension).
Flying Pigs (filename extension).
Filemaker Pro 3
FlashPix bitmap (filename extension).
Form design — Visual Basic
WordPerfect Graphics Driver
GTX RasterCAD
GOCA graphics
Arts & Letters graphics
GEM graphics
VideoScope (filename extension).
Graphics Interchange Format
Glossary
CCITT compressed Group 3 TIFF file (filename extension).
Group 4 – CALS, ITU (filename extension). CCITT compressed Group 4 TIFF file.
Microsoft Graph (filename extension).
Graph
Group
Show Partner graphics
Show Partner graphics
GNU gzip compressed file – Unix
Header (filename extension — C).
Hierarchical Data File
HighEdit document (filename extension).
Microsoft Hellbender game file (filename extension).
HP Graphics Language (filename extension).
Help
Help Project – Visual Basic (filename extension).
HP Graphics
BinHex (filename extension — Macintosh).
Host
HyperTerminal (filename extension).
DOS filename extension for a document with HTML coding, which can be read by WWW browsers.
Filename extension for a document with HTML coding, which can be read by WWW browsers.
Hangul Word Processor (filename extension).
Hyphenation – WordPerfect
Hyphenation
IOCA graphics
Targa bitmap (filename extension).
Image Colour Matching (filename extension).
Icon – Windows or OS/2
Sun icon and cursor
Instrument Definition – MIDI (filename extension).
Integrated Development Environment configuration (filename extension)
Index
Amiga
Inset Systems graphics – Hijaak
Interchange File – QuickBooks for Windows (filename extension).
Icon Library
Winimage compressed format These files can be decoded or mounted by ShrinkWrap.
Mac disk image (filename extension); a compressed format which can be decoded or mounted by DiskCopy, Disk Image Mounter, Disk Charmer, and ShrinkWrap (ImageMaster).
Image. This file is a Macintosh Disk Image. Disk Copy can be used to mount the disk image on the Macintosh desktop. The mounted disk image will behave like a read-only disk.
Index
Information
Initialization – configuration settings
Imagine file (filename extension).
Netscape file (filename extension).
MOD music file format (filename extension).
Idlewild screensaver (filename extension).
Index File – Framemaker (filename extension).
JPEG File Interchange Format; a 24-bit graphic format. It can be opened with QuickTime, a WWW browser, or a graphics viewer such as JPEGView.
JPEG Image Format (filename extension).
JPEG bitmap (filename extension).
file extension for JPEG (Joint Photographic Experts Group). A file stored in JPEG format. JPEG,an ISO/ITU standard for storing images with high compression capability, uses a discreet cosine transform that can achieve compression rates of 100:1 (significant loss of data from original) and 20:1 (minimal loss). C-Cube Microsystems introduced the first JPEG chip.
JT Fax
JPEG bitmap (filename extension).
Kodak Photo-Enhancer (filename extension).
Kofax
Label – dBASE
Deluxe Paint graphics file
Lock file – Microsoft Access (filename extension).
Legacy document (filename extension).
Filename extension for a PC/Amiga compression format decodable by LHA Expander or MacLHA.
Literate Haskell source file
LHA compression file
Library
License file – shareware (filename extension).
Log
List (filename extension).
Lotus Word Pro document (filename extension).
LHARC compression
PC/Amiga compression format
Motion 3D – Corel (filename extension).
MacPaint
Microsoft Access Form (filename extension).
Makefile
Microsoft Access Macro (filename extension).
Map – linkage editor
Microsoft Access Query (filename extension).
Microsoft Access Report (filename extension).
Microsoft Access Table (filename extension).
MathCAD format
Microsoft Word for Macintosh (filename extension).
Access database
Multi-index
Metafile – OS/2
Menu
MIDI File Format (filename extension).
Micrografx Draw Font (filename extension).
Miscellaneous (filename extension).
Microsoft Image Composer (filename extension).
MIDI
An ImageMagick file format
Group 4
MIME (filename extension); the encoding format used by the Multipurpose Internet Mail Extension.
Mime encoded file (filename extension); the encoding format used by the Multipurpose Internet Mail Extension.
Microsoft Mail File (filename extension).
Macromind animation
(For module). A music file format that contains digitized sound samples A .MOD file takes more memory than a MIDI file because a MIDI file contains instructions for making sounds but not the actual sound samples. There are .MOD players for Amiga, PC, and Macintosh computers.
QuickTime movie. This file can be viewed with QuickTime Player.
Movie – QuickTime
QuickTime movie. This file can be viewed with QuickTime Player.
Mozilla – Netscape cache file (filename extension).
MPEG Layer II compressed audio. This file can be played using QuickTime Player and some other sound players.
MPEG Layer III compressed audio. This file can be played with QuickTime Player, Real Player, and some other sound players.
MPEG (filename extension).
MPEG movie or animation file. This file can be played with QuickTime Player.
MPEG encoded file. This file is an MPEG movie, and can be played with QuickTime Player.
Macintosh MacPaint
Microsoft Project project file (filename extension).
Microsoft Project template file (filename extension).
Microsoft Project export file (filename extension).
Markup – Informative Graphics
Message file
Microsoft Network document (filename extension).
Microsoft Paint
Music (filename extension).
Microsoft Multimedia Viewer (filename extension).
Myst saved game file (filename extension).
Index – dBASE
Network file (filename extension).
Norton Guides
NLM program – NetWare
Notes Template File – Lotus Notes database (filename extension).
Outlook Address Book – Microsoft (filename extension).
OAZ Fax
Microsoft Office Binder (filename extension).
Object module
Object Linking and Embedding (OLE) Custom Control (filename extension).
OLE Object Library (filename extension).
OLE object (filename extension).
Onyx Graphics Postershop (filename extension).
Original
Overlay module
Overlay module
Sharp Organizer memo bank
Sharp Organizer telephone bank
Tektronix Plot10
Personal Address Book – Microsoft (filename extension).
Quake game data (filename extension).
Paintbrush palette (filename extension).
Pascal program file
Pattern – Corel Draw (filename extension).
Microsoft Phonebook (filename extension).
Portable Bit Map
Photo CD format
HP LaserJet
LaserJet cartridge information
PICS animation (filename extension).
PC Paint
PC Write
1. PC Paintbrush 2. Graphics file – Zsoft format
PrintShop Deluxe (filename extension).
PC Paintbrush printer driver
Type 1 font – ASCII
Type 1 font – encrypted
Postscript Font Metrics; Windows Type 1 font metrics
HPGL 7475A plotter – vector graphics
Portable Gray Map bitmap (filename extension).
HTML document with preprocessing instructions (PPIs) (filename extension).
PICT graphics format, or PIXAR picture file
Macintosh QuickDraw/PICT This kind of file stores images in QuickDraw vector format. PICT2 can have grayscale bitmapped images also.
Program Information File – Windows
PackIt – Macintosh compression
Inset Systems graphics
Project file – Visual FoxPro (filename extension).
AppleLink package compression format These files are decodable by StuffIt Expander.
Perl script (filename extension).
Plotter drawing (filename extension).
PageMaker
PageMaker 3 document
PageMaker 4 document
PageMaker 5 document
1. Portable Network Graphics bitmap (filename extension). 2. Paint Shop Pro Browser (filename extension).
Persistence Of Vision raytracer (filename extension).
PowerPoint Add-in – Microsoft (filename extension).
PostScript Printer Description
Portable PixelMap (filename extension).
PowerPoint Slideshow (filename extension).
PowerPoint presentation (filename extension).
Printer driver – Microsoft Word, Word Perfect, Microsoft Works (filename extension).
A dBASE source code file
Project file
1. Print file – temporary 2. XyWrite printer driver 3. PostScript file
WordPerfect printer driver
Formatted text
PostScript. This is a plain text file.
Photoshop Document
Publication – Ventura Publisher, Microsoft Publisher (filename extension).
Pocket Word document – Microsoft (filename extension).
Microsoft PowerPoint Wizard (filename extension).
Microsoft Pocket Excel (filename extension).
QuickBooks for Windows (filename extension).
Quarterdeck Qemm (filename extension).
Quick Library (filename extension).
ATM font information
Microsoft Query (filename extension).
QuickTime movie, binary file type (filename extension).
QuickTime Movie (filename extension).
LaserJet landscape font
LaserJet portrait font
RealAudio
Real Audio
Raster graphics – Sun
Raw file format – bitmap (filename extension).
A filename extension found in many UNIX files (.newsrc, etc.) which means “run commands”.
Windows Recorder macro file (filename extension).
Registration file (filename extension).
Report file (filename extension).
RFT-DCA (filename extension).
An SGI RGB image file
Alpharel Group IV raster graphics
Renderman graphics
Roch FaxNet
Fractal Painter bitmap (filename extension).
Resource Interchange File Format A multimedia file format; the Microsoft equivalent to Amiga IFF format.
RIX virtual screen
Wavefront raster image
CAD Overlay ESP – Image Systems
Run Length Encoded
Real Media.
RIFF MIDI file
AutoShade format
GTX Runlength raster graphics
Report file (filename extension).
Microsoft text and graphics
Assembly language file – Unix
MOD music file (filename extension).
AmiPro
Saved game (filename extension).
IBM Storyboard graphics / Superbase text
Source Code – Paradox
ScreenCam movie
Dial-up networking script (filename extension).
1. Screensaver – Windows. 2. Screen Layout – dBASE. 3. Script for Apple’s Disk Copy utility.
Screen Capture Text – Lotus
SmartDraw Library (filename extension).
Self-Extracting Archive (Stuffit or Compact Pro)
Segment (of a compressed file saved in segments with Stuffit or Compact Pro)
TIFF bitmap (filename extension).
Setup parameters
LaserJet landscape font
LaserJet portrait font
PCL 5 scalable font
UNIX shell archive (filename extension), which can be decoded by Unshar.
HTML file with embedded server-side includes (SSIs) (filename extension).
SoftImage image file
Signature A .sig file can be set up and automatically attached to outgoing email, newsgroup postings, etc. It includes the name and contact information of the sender, and may also have ASCII art, favorite quotes, etc.
Stuffit compressed file
AutoCAD slide
Symbolic Link (SYLK) spreadsheet (filename extension).
Self-Mounting Image. This file is a Macintosh Disk Image, similar to an .img file, but it does not require the use of Disk Copy. When the file is downloaded, a disk image appears on the desktop. The disk image will behave like a read-only disk.
Sound file
Netscape mail (filename extension).
Speedo scalable font
Screen Peace Extension
SyQuest Backup (filename extension).
A file used in the creation of .INI files for configuration settings (filename extension).
Style sheet – Ventura
Amiga 8SVX sound (filename extension).
Swap – temporary file (filename extension).
Sysedit backup file (filename extension).
SYLK spreadsheet format
SDSC Synu image
System file
Adobe Type Align
Tar – Tape ARchive (filename extension). Tar is a UNIX method of archiving files, which can also be used by PCs. Tar archives files but does not compress them, so sometimes .tar files are compressed with other utilities, which produces extensions like .tar.gz, .tar.Z, and .tgz. Archive files with the .tar extension can be extracted in UNIX with tar or on a PC with WinZip or on the Mac with the program Tar.
Combined filename extension for a file that has been archived using tar and then gzipped.
Combined filename extension for a file that has been archived using tar and then zipped.
Another way of writing .tar.Z
Asymetrix Toolbook (filename extension).
Typeface definition – Speedo
Tex or LaTex document
Font metrics – Intellifont
TARGA graphics
Another name for .tar.z and .tar.gz
Desktop theme – Windows 95 (filename extension).
Thumbnail (filename extension).
TIFF graphics file
TIFF graphics file (filename extension).
OLE Type Library (filename extension).
Temporary file
Table Of Contents (filename extension).
Terminal settings – Windows (filename extension).
TrueType compressed font
TrueType font
TabWorks File (file extension).
MS-DOS text (filename extension).
ASCII text file
LaserJet landscape font
LaserJet portrait font
Uuencode compressed file
Uuencode file
Visual Basic Project (filename extension).
Visual Basic Extension
Targa bitmap (filename extension).
Ventura
Khoros Visualization image file
Ventura Library (filename extension).
Sound Blaster
Ventura Publisher (filename extension).
Targa bitmap (filename extension).
Relational View – dBASE
Virtual Device Driver (filename extension).
Windows Address Book (filename extension).
Sound file
Microsoft Word Backup (filename extension).
Microsoft Works Database (filename extension).
Ventura width table (filename extension).
Windows backup file (filename extension).
Microsoft Word Wizard (filename extension).
Lotus 1-2-3, up to 2.01
Lotus version 3
Lotus version 4
Quattro spreadsheet
1. Lotus Worksheet (filename extension). 2. Microsoft Works document (filename extension).
VRML page
Windows Metafile
WordPerfect
1. Windows Printer Description (filename extension). 2. WordPerfect Demo (filename extension). 3. WordPerfect Document (filename extension).
WordPerfect Graphics
WordPerfect macro
Microsoft Works document
WordPerfect Template (filename extension).
Windows Write document
Symphony spreadsheet
WordStar for Windows 1 document (filename extension).
WordStar for Windows 2 document (filename extension).
WordStar for Windows 3 document (filename extension).
WordStar for Windows 4 document (filename extension).
WordStar for Windows 5 document (filename extension).
WordStar for Windows 6 document (filename extension).
WordStar for Windows 7 document (filename extension).
Wavelet compressed bitmap (filename extension).
AVS X image file
Corel Xara drawing (filename extension).
X Bitmap
JetFax
Xerox Image Format (filename extension).
Excel chart
Microsoft Excel backup (filename extension).
Microsoft Excel macro (filename extension).
Excel worksheet
Microsoft Excel template (filename extension).
MOD music format (filename extension).
X Pixelmap
X Window System window dump image
Xxencoded file (filename extension).
Arts & Letters click art (filename extension).
Unix compress file
File compressed using PKZIP
Zoo
A special kind of file used by Claris Works. Assistants guide the user through a task by asking a series of questions and then use the answers to perform a task. Assistants in Claris Works can be used to create such useful items as calendars, newsletters, stationery, labels, and address lists, to make footnotes within a file, to find documents, etc.
A failed attempt to repair a computer bug; a fix that doesn’t work or that introduces new and unexpected problems. The expression has cropped up a lot in relation to Y2K fixes.
The CDF file suffix is associated with the Nominal Small Business Accounting Software. File contains company data.
Submitted by: uri
Digital Anchor Data File
A DOS compression program. Compressed files have the extension .lhz.
Message Base – Eudora (filename extension).