.$$$ ---- Temporary file

.001 ---- FAX

.1 ---- A Unix nroff source file.

.1st ---- Text Readme

.2gr ---- A file that allows Windows to display text and graphics in standard mode- 286 or 386 computer

.301 ---- Fax

.386 ---- Swap file; enables computer running in enhanced mode to use Windows with virtual memory

.3ds ---- Graphics (3D Studio)

.3gr ---- A file that allows Windows to display text and graphics in standard mode- 386, 486, or Pentium computer

.411 ---- Sony Mavica Data file

.4th ---- Forth (language) source code

.8 ---- A86 assembler source code file

.8med ---- Amiga OcatMed music

.8svx ---- Amiga 8-bit sound

.669 ---- 669 MOD Music

.906 ---- Calcomp plotter

.!im ---- Multimedia image file.

._ad ---- Multimedia audio file.

._au ---- Multimedia audio file.

._im ---- Multimedia image file.

.a ---- Assembly Source Code

.a ---- Unix library

.a ---- Ada (language) source file

.a3l ---- MacroMedia Authorware Windows Library

.a4m ---- Unpackaged Authorware MacIntosh file

.a4p ---- Authorware file packaged without runtime

.a4w ---- Unpackaged Authorware Windows file

.aam ---- Authorware (Adobe) file

.aas ---- Authorware (Adobe) file

.ab8 ---- Datafile (ABStat)

.aba ---- Address Book file (Palm)

.abf ---- Adobe Binary Format

.abk ---- AutoBackup (Corel Draw)

.abm ---- PhotoPlus Album File

.abr ---- Brush (Adobe Photoshop)

.abs ---- MPEG sound file

.acd ---- Sonic Foundry Acid sound file

.ace ---- a compression file format for winace

.acf ---- Agent Character File (Microsoft)

.acl ---- Keyboard accelerator, Corel Draw

.acm ---- Windows system directory file

.acmv ---- Drivers for compressing or decompressing audio files, OS/2

.ad ---- After Dark Screen Saver

.ada ---- Ada source file

.add ---- Adapter Driver (OS/2)

.adi ---- Graphics (AutoCAD)

.adm ---- AfterDark MultiModule

.adn ---- Add-in (Lotus 1-2-3)

.adr ---- AfterDark Randomizer

.ads ---- Specification file type, Ada language

.afi ---- Truevisiion bitmap graphic

.afm ---- Adobe Font Metrics (Type 1)

.ag4 ---- Access G4

.ai ---- PostScript

.ai ---- Adobe Illustrator subset of .EPS (vector graphics)

.aif ---- Audio Interchange File Format or AIFF Sound

.aifc ---- AIFF Sound Compressed

.aiff ---- AIFF Sound

.air ---- Audio Interchange File Format or AIFF

.al ---- ALAW Sound

.all ---- Arts and Letters Library

.all ---- General printer data (WordPerfect Win)

.alt ---- Menu file (WordPerfect Win)

.ana ---- underground text format; anarchy genre

.ani ---- Animation

.ani ---- Animated NeoChrome

.ans ---- ANSI text, graphics

.apd ---- Aldus Printer Description

.api ---- Application Program Interface

.app ---- MacroMedia Authorware package

.app ---- Add-in application (Symphony)

.app ---- Executable application

.arc ---- Compressed file using PKARC

.arj ---- A PC compressed format found on European sites

.arr ---- Amber ARR Image

.art ---- First Publisher

.art ---- Art file, in draw or paint applications

.asc ---- ASCII text file

.asci ---- ASCII Text

.ascii ---- ASCII Text

.ascx ---- ASP.NET user control file (Microsoft)

.asd ---- Autosave file (Word for Windows)

.asf ---- Windows Media (Active Streaming File)

.asf ---- Screen Font (Lotus 1-2-3)

.asi ---- Assembler include file

.asm ---- Assembly language source

.asmx ---- .NET Web Service file (Microsoft)

.asp ---- Active Server Page (Microsoft)

.aspx ---- ASP.NET file (Microsoft)

.ast ---- Assistant file (Claris Works)

.asx ---- Windows Media File

.atm ---- Adobe Type Manager

.au ---- A sound file format used on Sun Microsystems or other UNIX computers

.avi ---- Audio Video Interleaved (AVI movie)

.avs ---- Intel video capture format

.b64 ---- Base 64, encoding format used by the MIME.

.bad ---- Bad file (Oracle)

.bak ---- Backup file

.bar ---- UNIX BAR Archive

.bas ---- BASIC source file

.bat ---- Batch job (MS-DOS)

.bay ---- DOS batch file

.bbs ---- Bulletin Board System

.bcp ---- Borland C++ makefile

.bcw ---- Borland C++ environment settings

.bfc ---- Briefcase document (Windows)

.bfm ---- Font metrics - UNIX

.bga ---- OS/2 Bitmap

.bib ---- Bibliography (ASCII)

.bib ---- BibTex

.bin ---- Driver

.bin ---- A MacBinary II+ encoded file

.binary ---- Untyped Binary Data

.bk ---- Backup file

.bk ---- Faxbook (JetFax)

.bk! ---- Backup file (WordPerfect Windows)

.bk$ ---- Backup file

.bkf ---- Backup file (Microsoft)

.blk ---- Temporary file (WordPerfect Windows)

.bm ---- Bitmap graphics file

.bmp ---- Windows Bitmap

.bnk ---- Sim City game file

.boo ---- BOO Encoded File

.brx ---- Browse Index (multimedia CD-ROMs)

.bst ---- BibTex Style

.btm ---- Batch file (Norton Utilities

.bup ---- Backup file

.buy ---- Movie datafile

.bw ---- SGI Image

.c ---- C Source file

.c++ ---- C++ source

.c00 ---- Ventura Print file

.ca ---- Cache data (root domain server)

.cab ---- Microsoft compressed format

.cal ---- Calendar or CALS

.cal ---- Spreadsheet (SuperCalc)

.cap ---- Caption (Ventura Publisher)

.cas ---- Comma-delimted ASCII file

.cbl ---- Cobol source file

.cbt ---- Computer-Based Training; a tutorial file

.cc ---- C++ source code file

.cch ---- Corel chart

.ccm ---- Lotus cc:Mail

.cct ---- Director Shockwave file (Macromedia)

.cda ---- CD Audio track

.cdr ---- Vector graphics file (Corel Draw)

.cdt ---- Corel Draw Data

.cdx ---- Visual FoxPro database index

.cel ---- Graphics (Autodesk Animator)

.cfb ---- Comptons multimedia encyclopedia

.cfg ---- Configuarion file

.cfl ---- Corel Flow

.cfm ---- ColdFusion Markup language

.cgi ---- Common Gateway Interface (script)

.cgm ---- Graphics Meta file

.ch ---- Clipper Header file

.chd ---- Font Description

.chk ---- Checkdisk (CHKDSK) Recovered file

.chk ---- Temporary file (WordPerfect Windows)

.chl ---- Configuration History Log

.chp ---- Chapter file (Ventura)

.chr ---- ASCII character file (MegaZeux)

.cif ---- Chapter Information File (Ventura)

.cim ---- Sim City file

.cit ---- Intergraph scanned image

.ckb ---- Keyboard mapping (Borland C++)

.cl ---- Common LISP source file

.class ---- CodeWarrior Class

.class ---- Java Class File

.clp ---- Windows Clipboard

.clp ---- Clip art (Quattro Pro)

.cls ---- C++ class definition file

.cmd ---- file of commands, OS/2 batch file

.cmf ---- Corel MetaFile

.cmf ---- FM-music file (Creative Music File)

.cmf ---- SoundBlaster file

.cmk ---- Card (Card Shop Plus)

.cmp ---- LEAD Technologies graphics

.cmv ---- Apple Viewer file

.cmv ---- CorelMove (animation)

.cmv ---- Corel Presentation Exchange Image

.cmv ---- Corel PhotoPaint Image

.cnc ---- general program data

.cnf ---- Configuration file

.cnq ---- Compuworks Design Shop

.cnv ---- data conversion support (Word for Windows)

.cnv ---- Temporary file (WordPerfect Windows)

.cob ---- COBOL source code

.cod ---- Program compiled code (FORTRAN)

.col ---- Spreadsheet (Microsoft Multiplan)

.com ---- Command file, excutable, smaller version of .EXE (DOS)

.conf ---- Configuration file

.cp ---- C++ Source file

.cpe ---- Fax Cover document

.cpl ---- Code Page (DOS)

.cpl ---- Control Panel (Windows)

.cpp ---- C++ Source file

.cpr ---- Knowledge Access graphics

.cpt ---- Compact Pro compressed file

.cpx ---- Corel Presentation Exchange compressed file

.cpz ---- COMPOZ Music text file

.crd ---- Windows Cardfile

.crp ---- Encrypted database (dBASE IV)

.crs ---- Conversion Resource (WordPerfect)

.crt ---- Digital Certificate

.crt ---- Oracle terminal settings information

.csc ---- Corel Script

.csm ---- Precompiled headers (Borland C++)

.css ---- Cascading Style Sheet, Cascading StyleSheets

.csv ---- Comma Separated Values text file (ASCII)

.csv ---- Comma delimited, MS Excel

.ct ---- Scitex-CT

.ctl ---- Control file

.cty ---- City file (SimCity)

.ctx ---- Ciphertext file (PGP-RSA)

.cuf ---- C Utilities Form (definition)

.cul ---- Windows cursor library

.cur ---- Windows cursor image

.cut ---- Dr. Halo graphics

.cv ---- Microsoft CodeView

.cvp ---- Cover page (WinFax)

.cvs ---- Canvas graphics file

.cwk ---- Claris Works

.cws ---- Claris Works Template

.cxx ---- C++ source file (Zortech)

.dat ---- Data file

.db ---- Database file

.dbc ---- Visual FoxPro database

.dbf ---- Database file

.dbf ---- FoxBase+ file

.dbg ---- Symbolic debugging info (C/C++)

.dbk ---- Database backup

.dbm ---- Datafile

.dbo ---- Compiled Program (dBase IV)

.dbs ---- Database (SQL Windows)

.dbs ---- Printer description

.dbt ---- Database Text

.dbt ---- Database memo file

.dbt ---- Style Memo (FoxPro)

.dbw ---- DataBoss Windows file

.dbx ---- DATABEAM graphics

.dca ---- IBM text

.dcf ---- Disk image file

.dcp ---- Data CodePage (OS2)

.dcr ---- Shockwave file

.dcs ---- Color Separation (CMYK) EPS

.dcs ---- Datafile (ACT!)

.dct ---- Database Dictionary

.dct ---- Spell check dictionary

.dcx ---- Bitmap graphics

.dcx ---- PCX Images

.dd ---- DiskDoubler compressed file

.ddb ---- Bitmap graphics

.ddi ---- Disk Doubler Image file

.ddi ---- Diskdupe Image file

.ddp ---- Device Driver Profile (OS2)

.deb ---- Debug script (DOS)

.def ---- Definition (C++)

.dem ---- Demonstration

.der ---- Certificate

.dev ---- Device driver file

.dfv ---- Printing form (Word)

.dg ---- Autotrol graphics

.dgn ---- Intergraph graphics

.dgs ---- Diagnostics

.dht ---- Datafile

.dia ---- Diagraph graphics

.dib ---- Device-independent bitmap graphics

.dic ---- Dictionary (MS Word Custom Dictionary)

.dif ---- Database (VisiCalc)

.dif ---- Data Interchange Format (spreadsheet)

.dip ---- Graphics

.dir ---- Directory file (VAX)

.dir ---- Movie file (Shockwave)

.dir ---- Movie file (Director)

.dis ---- Distribution file (VAX)

.dis ---- Thesaurus (Corel)

.diz ---- BBS Descriptive file

.dkb ---- Raytraced graphics

.dld ---- Data (Lotus 1-2-3)

.dl ---- DL Animation

.dll ---- Dynamic Link Library (Windows DLL)

.dll ---- Export/import (CorelDRAW)

.dls ---- Disklock Setup (Norton)

.dmg ---- Disk Image (Mac OS X)

.dmo ---- Demo

.dmp ---- Dump file

.dms ---- Compressed file archive (Diskmasher/Amiga)

.doc ---- Document (ASCII or MS Word)

.dos ---- Network driver

.dos ---- Text file for DOS

.dot ---- Word for Windows Template

.dot ---- Line type definition (CorelDRAW)

.dox ---- MultiMate document

.doz ---- Description Out Zip

.dp ---- Calendar (Daily Planner)

.dpi ---- Dots Per Inch (graphics)

.dpr ---- Delphi project file (C++)

.dqy ---- Excel Database Query

.drs ---- Display Resource (WordPerfect)

.drv ---- Device driver (printer)

.drw ---- Graphics file (Micrografx)

.ds4 ---- Designer graphics, version 4

.dsc ---- Discard file (Oracle)

.dsd ---- Database (DataShaper)

.dsk ---- Project desktop file (Borland C++)

.dsf ---- Designer graphics, version 6

.dsm ---- Digital Sound Module

.dsn ---- Design

.dsr ---- Driver Resource (WordPerfect)

.dss ---- Sound file (Digital Soup)

.dsw ---- Desktop Settings (Borland C++)

.dta ---- Data file

.dtd ---- Document Type Definition (SGML)

.dtf ---- Database file (PFS)

.dv ---- DV Video

.dvc ---- Data (Lotus 1-2-3)

.dvi ---- TeX DVI document

.dvi ---- Device Independent document

.dvi ---- Full-motion video file (Micrografx)

.dvp ---- Device Paramater file (AutoCAD)

.dw2 ---- Drawing (DesignCAD)

.dwc ---- Compressed file archive (DWC)

.dwf ---- Drawing Web Format (Autodesk Whip! Viewer and Volo View)

.dwg ---- Drawing file (AutoCAD)

.dx ---- Text file (DEC)

.dx ---- Document Imaging

.dxf ---- Drawing Interchange File Format (AutoCAD 3D)

.dxr ---- Shockwave Movie

.dyn ---- Data (Lotus 1-2-3)

.ebj ---- Error checking object file

.ed5 ---- EDMICS graphics

.edt ---- Default Settings (VAX editor)

.eeb ---- Equation Editor button bar (WordPerfect Windows)

.efx ---- Fax (Everex)

.ega ---- Display font (Ventura Publisher)

.el ---- Elisp source file (Emacs lisp)

.elc ---- Compiled Elisp code (Emacs lisp)

.elm ---- Microsoft Theme

.emf ---- Enhanced Metafile

.emf ---- E-mail file

.eml ---- Electronic Mail (Outlook Express)

.ems ---- Enhanced Menu System Config (PC Tools)

.emu ---- Terminal emulation data

.enc ---- Encoded file (UUENCODE)

.enc ---- Music (Encore)

.end ---- Arrow-head definition file (CorelDRAW)

.env ---- Environment file (WordPerfect Windows)

.eps ---- Encapsulated PostScript (vector graphics)

.eps ---- Printer font (Ventura Publisher)

.epsf ---- Encapsulated PostScript File

.eqn ---- Equation (WordPerfect Windows)

.err ---- Error Messge/Log

.esh ---- Extended Shell batch file

.esi ---- Esri plot file

.etx ---- SEText

.evt ---- Event log

.evy ---- Document (WordPerfect Envoy)

.exe ---- Executable file (MS-DOS)

.ext ---- Extension file (Norton)

.f ---- Fortran source file

.f01 ---- Fax

.f06-16 ---- Screen text font, 6-16 pixels (DOS)

.f77 ---- Fortran 77 source file

.f96 ---- Fax

.faq ---- ASCII Text

.fax ---- Frequently Asked Questions

.fax ---- Fax file (raster graphics)

.fc ---- Dictionary (Harvard Graphics)

.fd ---- Fortran Declaration file (Microsoft)

.fdf ---- Acrobat Forms Data Format

.fdx ---- Force Index

.ffl ---- Fast Find File (Microsoft)

.fh3-4 ---- Freehand 3-4 (vector graphics)

.fi ---- Fortran Interface file

.fif ---- Fractal Image format

.fil ---- Files list object file (dBASE)

.fil ---- Overlay (WordPerfect)

.fit ---- File Index Table (WindowsNT)

.fit ---- Flexible Image Transport

.fix ---- Patch file

.fky ---- Macro file (FoxPro)

.flc ---- Animation file (Autodesk, FLIC)

.fld ---- Thumbnail folder (Hijaak)

.fli ---- Animation file (Autodesk)

.flo ---- Micrografx FlowCharter

.flr ---- Live3D

.flt ---- Filter (graphic conversion)

.fm ---- Framemaker

.fm ---- FileMaker Pro Database

.fm3 ---- Spreadsheet (Lotus 1-2-3 v3)

.fm3 ---- Device driver (Harvard Graphics)

.fmB ---- File Manager Button bar (WordPerfect Windows)

.fmk ---- Fortran Makefile

.fmo ---- Compiled format file (dBASE)

.fmt ---- Format (dBASE)

.fmt ---- Screen format

.fnt ---- Font file

.fO1-02 ---- Font file (Borland)

.fog ---- Fontographer font

.fon ---- Bitmapped Font (Windows)

.fon ---- Phone file

.for ---- FORTRAN source code

.fot ---- Windows TrueType font

.fox ---- FoxBase

.fp ---- FileMaker Pro

.fp1 ---- Flying Pigs

.fp3-5 ---- FileMaker v3-5

.fpc ---- FoxPro Catalog

.fpt ---- FoxPro Memo

.fpx ---- FlashPix bitmap

.frf ---- Font (FontMonger)

.frm ---- Report form file (dBASE, VisualBasic)

.frs ---- WordPerfect Graphics Driver

.frt ---- Report memo (FoxPro)

.frx ---- Report (FoxPro)

.fsl ---- Form (Paradox)

.fsx ---- Data (Lotus 1-2-3)

.ftm ---- Font (Micrografx)

.fts ---- Flexible Image Transport

.fw ---- Database (Framework)

.fxp ---- Compiled format (FoxPro)

.fxs ---- Fax Transmit Format (WinFax)

.g4 ---- GTX RasterCAD

.gbl ---- Global definitions

.gc1 ---- Lisp Source code

.gca ---- GOCA graphics

.gcd ---- Graphics file

.gcf ---- Graphing Calculator file

.gdf ---- Dictionary file

.ged ---- Arts & Letters graphics

.ged ---- Graphics Editor

.gem ---- GEM Metafile

.gem ---- Vectir Graphics file (Ventura)

.gen ---- Compiled template (dBASE)

.gen ---- Generated text (Ventura)

.gep ---- Geode

.geo ---- VideoScope

.gib ---- Graph-in-the-Box Chart

.gif ---- Graphics Interchange Format bitmap (CompuServe)

.giw ---- .Presentation (Graph-in-the-Box)

.gl ---- GL Animation

.gly ---- Glossary

.gp3 ---- CCITT compressed Group 3-4 TIFF file

.gph ---- .Graph (Lotus 1-2-3)

.gr2 ---- .Screen driver (Windows 3.x)

.gra ---- Microsoft Graph

.grn ---- Ms-DOS Shell Monitor file

.grf ---- Graphic file (Micrografx)

.grp ---- Group definition (Windows)

.grp ---- Pictures Group

.gs1 ---- Presentation

.gsd ---- Vector graphics (Professional Draw)

.gsw ---- GraphShow Worksheet

.gx1 ---- Show Partner graphics

.gxl ---- Graphics Library

.gz ---- Unix file compuressed by GZIP

.h ---- C Header

.h ---- C Include file

.h++ ---- Header - C++

.ha ---- HA Compressed file

.hac ---- underground text format; hacking genre

.hcom ---- SoundEdit Sound ex SOX

.hdf ---- Hierarchical Data File

.hdf ---- Help file

.hdr ---- Datafile

.hdr ---- Message header text

.hdw ---- Harvard Draw Vector graphics

.hdx ---- Help index (AutoCAD - Zortech C++)

.hed ---- HighEdit document

.hel ---- Microsoft Hellbender game file

.hex ---- Hex dump

.hfi ---- HP font info

.hgl ---- HP Graphics Language

.hh ---- C++ header

.hhh ---- Precompiled header

.hhp ---- Help Information

.hlb ---- Help Library (VAX)

.hlp ---- Help file (Windows)

.hlx ---- Hyper link extension

.hof ---- Hall Of Fame (game scores)

.hp ---- C Include file

.hpf ---- HP LaserJet fonts

.hpg ---- HPGL plotter file vector graphics (AutoCad,Harvard. Graphics)

.hpgl ---- HP GL/2

.hpi ---- Font information file

.hpj ---- Help Project (Visual Basic)

.hpk ---- HPACK compressed file

.hpl ---- HP Graphics

.hpm ---- Emm text (HP NewWave)

.hpp ---- C++ header file

.hpp ---- C include file

.hqx ---- BinHexed Compressed Macintosh file.

.hrf ---- Graphics file

.hsi ---- Graphics file (Handmade Software)

.hst ---- History file

.hst ---- Host

.ht ---- HyperTerminal

.htm ---- HyperText

.htm ---- DOS filename extension for HTML document

.html ---- Hypertext Markup Language

.htx ---- Hypertext file

.hum ---- underground text format; humor genre

.hwd ---- Presentation file (Hollywood)

.hwp ---- Hangul Word Processor

.hxx ---- C++ header file

.hy1-2 ---- Hyphenation algorithms (Ventura)

.hyc ---- Hyphenation (WordPerfect)

.hyp ---- Hyphenation dictionary

.hyp ---- HYPER compressed file archive

.i ---- Intermediate file (C++)

.i3 ---- Modula 3 Interface

.iax ---- Bitmap graphics (IBM)

.ic1-3 ---- Atari Image

.ica ---- Bitmap graphics (Image Object Content Architecture)

.icb ---- Targa bitmap graphics

.icl ---- Icon Library

.icm ---- Image Colour Matching

.icn ---- Icon source file

.ico ---- Icon file (Windows)

.icon ---- Sun icon and cursor

.id ---- Disk identification file

.idd ---- Instrument Definition (MIDI)

.ide ---- Integrated Development Environment configuration

.ide ---- Project (C++)

.idw ---- Vector graphics

.idx ---- Index

.ief ---- IEF Image

.ifd ---- Form (JetForm)

.iff ---- Interchange File Format (Amiga Image)

.iff ---- Image File Format (Sun TAAC)

.ifo ---- Graphics objects (ImageForge)

.ifs ---- System file (OS/2)

.igf ---- Inset Systems graphics (Hijaak)

.iif ---- Interchange File (QuickBooks)

.il ---- Icon library

.ilbm ---- Amiga ILBM Image

.im8 ---- Raster graphics (Sun)

.ima ---- Vector graphics (Mirage)

.ima ---- WinImage compressed format

.image ---- DiskCopy Disk Image (Macintosh)

.img ---- ImageForge/IconForge file

.img ---- Mac disk image

.img ---- Bitmap graphics (Ventura)

.img ---- High-resolution scanned image file

.img ---- GEM bit image/XIMG

.img ---- KONTRON Image

.imp ---- Spreadsheet (Lotus)

.imq ---- Image Presentation

.in3 ---- Input device driver (Harvard Graphics)

.inc ---- Include file

.ind ---- Index (dBASE)

.indd ---- Adobe InDesign Document

.indt ---- Adobe InDesign template file

.inf ---- Information file

.inf ---- Information file Type 1 LaserJet font

.inf ---- Information file (ASCII)

.inf ---- Install script

.ini ---- Initialization file

.ini ---- Windows INI file

.ink ---- Pantone reference file (CorelDRAW)

.ins ---- Data (WordPerfect)

.ins ---- Installation script

.int ---- Borland Interface

.inx ---- Index (Foxbase)

.iob ---- Imagine file

.ioc ---- Organizational chart

.ipl ---- Pantone Spot reference palette

.irs ---- Resource (WordPerfect)

.isd ---- Spell checker dictionary

.iso ---- ISO-9660 table

.isu ---- Netscape file

.it ---- MOD music file format

.itl ---- iTools Commands

.iw ---- Idlewild screensaver

.iwa ---- Text file (IBM)

.iwp ---- Text file (Wang)

.ix ---- Index file (FrameMaker)

.jar ---- Java classes

.jax ---- Graphics

.jav ---- Java source file

.java ---- Java source code

.jbx ---- Project file

.jet ---- Fax (JetFax)

.jff ---- JFIF, JPEG File Interchange Format

.jfif ---- JFIF Image

.jif ---- JPEG image format

.jpe ---- JPEG bitmap file

.jpeg ---- JPEG (Joint Photographic Experts Group)

.jpg ---- JPEG image file

.jpp ---- x-java-print

.js ---- JavaScript

.jtf ---- JPEG bitmap file

.kar ---- MIDI Sound

.kdc ---- Kodak Photo-Enhancer

.kfx ---- Kofax

.lar ---- Liquid Registration

.lasso ---- Lasso web format file (Blue World Communications).

.latex ---- Latex

.lav ---- Liquid Voucher

.lav ---- Liquid Secure Voucher

.lbl ---- Label description (dBASE)

.lbm ---- Deluxe Paint graphics file

.lbm ---- Amiga IFF Image

.ldb ---- Lock file (Microsoft Access)

.leg ---- Legacy document

.lha ---- PC/Amiga compression format

.lha ---- LHArch Archive

.lhs ---- Literate Haskell source file

.lhx ---- LHA compression file

.lib ---- Library

.lic ---- License file (usually shareware)

.log ---- Log of installations or usage

.lst ---- List

.lwp ---- Lotus Word Pro

.lzh ---- LHArc Archive

.lzs ---- PC/Amiga compression format

.m1a ---- MPEG-1 audiostream

.m1s ---- MPEG-1 systemstream

.m1v ---- MPEG-1 IPB videostream

.m15 ---- MPEG videostream

.m2 ---- Modula 2 Source Code

.m2v---- MPEG-2 IPB videostream

.m3 ---- Modula 3 Source Code

.m3u ---- MP3 PlayLists

.m75 ---- MPEG file

.mac ---- Mac Paint (PICT picture)

.maf ---- Microsoft Access Form

.mak ---- Makefile (VisualBasic, etc)

.mam ---- Microsoft Access Macro

.mam ---- Microsoft Access Macro

.map ---- Map - linkage editor

.maq ---- Microsoft Access Query

.mar ---- Microsoft Access Report

.mat ---- Microsoft Access Table

.max ---- Paperport scanner-generated image file

.mbx ---- Message Base (Eudora)

.mcs ---- MathCAD format

.mcw ---- Microsoft Word for Macintosh

.mdb ---- Database file (MS Access)

.mdf ---- Microsoft SQL server database file

.mdx ---- Multi-index

.me ---- READ.ME text file

.med ---- Amiga MED Sound

.met ---- Metafile format

.meu ---- Menu

.mf ---- MetaFont document

.mff ---- MIDI file format

.mgf ---- Micrografx Draw Font

.mi ---- Miscellaneous

.mic ---- Microsoft Image Composer

.mid ---- MIDI digitized music file

.mif ---- FrameMaker MIF

.miff ---- ImageMagick file format

.mil ---- Group 4

.ml ---- ML Source

.mime ---- Multipurpose Internet Mail Extension (Message)

.mix ---- Microsoft PictureIt!

.ml ---- ML Source Code

.mme ---- Mime encoded file

.mmf ---- Microsoft Mail File

.mmm ---- Macromind animation

.mod ---- MOD Music file format

.mol ---- MDL Molfile

.mov ---- Movie file (Apple QuickTime)

.moov ---- Movie file (Apple QuickTime)

.moz ---- Mozilla Netscape cache file

.mp2 ---- MPEG-1 audiostream

.mp3 ---- Sound file

.mpa ---- MPEG-1 audiostream

.mpe ---- MPEG Movie file

.mpeg ---- MPEG Movie (Moving Pictures Experts Group)

.mpeg4 ---- MPEG Movie (high quality, esp for wireless)

.mpg ---- Encoded MPEG file

.mpkg ---- meta package, a group of .pkg files

.mpm ---- MPEG file

.mpnt ---- Macintosh MacPaint

.mpp ---- Microsoft Project project file

.mpt ---- Microsoft Project template file

.mpv ---- MPEG file

.mpx ---- Microsoft Project export file

.mrk ---- Markup (Informative Graphics)

.msg ---- Message file

.msi ---- Microsoft Installer file

.msn ---- Microsoft Network document

.msp ---- Microsoft Paint

.mtm ---- MultiMOD Music

.mus ---- Music file

.mvb ---- Microsoft Multimedia Viewer

.mw ---- MacWrite II document

.mwii ---- MacWrite II document

.mxi ---- Extension Information

.mxp ---- Extension Package

.mys ---- Myst saved game file

.ndx ---- Index file (dBASE)

.neo ---- Atari NeoChrome

.netopia ---- Application Netopia

.net ---- Network file

.nfo ---- Info Text

.ng ---- Norton Guides

.nlm ---- NLM program (NetWare)

.note ---- WordPerfect Help document

.nsl ---- Network Services

.nsp ---- Application x-nvo

.nst ---- MOD Music

.ntf ---- Notes Template File (Lotus Notes)

.oab ---- Outlook Address Book (Microsoft)

.oaz ---- OAZ Fax

.obd ---- Microsoft Office Binder

.obj ---- Object (DOS/Windows)

.ocx ---- Object Linking and Embedding (OLE)

.oda ---- ODA document

.okt ---- Oktalyser MOD Music

.olb ---- OLE Object Library

.old ---- a file that is now obsolete replaced by an upgraded or modified file.

.ole ---- OLE object

.onx ---- Onyx Graphics Postershop

.ori ---- Original

.otf ---- OpenType Font

.out ---- Output file

.ovl ---- Program overlay file (DOS/Windows)

.ovr ---- Overlay module

.p ---- Pascal source code file

.p10 ---- Tektronix Plot10

.pac ---- Atari STAD Image

.pab ---- Personal Address Book (Microsoft Outlook)

.pak ---- Quake game data

.pak ---- PAK compressed file archive

.pal ---- Paintbrush palette

.pan ---- Printer-specific file

.pas ---- Pascal program file

.pat ---- Pattern (Corel Draw)

.pat ---- Hatch patterns (AutoCAD)

.pb1 ---- Document (First Publisher)

.pba ---- Powerbasic BASIC source code

.pbd ---- PowerBuilder runtime/compiled file

.pbi ---- Powerbasic include file

.pbl ---- Powerbasic library

.pbl ---- PowerBuilder source code

.pbk ---- Microsoft Phonebook

.pbm ---- Portable Bitmap

.pbo ---- Profiler Binary Output

.pbt ---- Profiler Binary Table

.pc1-2-3 ---- Atari Degas Image

.pcd ---- Bitmap graphics file (Photo CD format)

.pcl ---- HP LaserJet

.pcm ---- HP LaserJet cartridge info.

.pcs ---- PICS animation

.pct ---- PC Paint

.pcw ---- PC Write

.pcx ---- PC Paintbrush

.pcx ---- Graphics file (ZSoft format)

.pdb ---- Palm database

.pdd ---- Photo Deluxe Document (Adobe)

.pdf ---- Portable Document Format (Acrobat)

.pdg ---- PrintShop Deluxe

.pdv ---- PC Paintbrush printer driver

.pfa ---- Type 1 font (ASCII)

.pfb ---- Type 1 font (encrypted)

.pfm ---- Postscript Font Metrics; Windows Type 1 font metrics

.pgl ---- HPGL 7475A plotter (vector graphics)

.pgm ---- Portable Gray Map (bitmap)

.phtml ---- HTML document with preprocessing instructions (PPIs)

.pic ---- Picture file (Macintosh PICT)

.pict ---- Picture file (Macintosh PICT)

.pif ---- Program Informaton file

.pit ---- PackIt (Mac compression)

.pix ---- Inset Systems graphics

.pjx ---- Project file (Visual FoxPro)

.pkg ---- AppleLink Package compression format

.pl ---- Perl Source Code

.plt ---- Plotter drawing, HP GL/2

.pm ---- Bitmap From XV

.pm ---- Page Layout file (PageMaker)

.pm3-4-5 ---- Page Layout file (PageMaker v3,v4,v5)

.png ---- Portable Network Graphic (bitmap)

.png ---- Paint Shop Pro Browser

.pntg ---- MacPaint Graphic

.pov ---- Persistence Of Vision raytracer

.ppa ---- PowerPoint Add-in (Microsoft)

.ppd ---- Printer Description File

.ppd ---- PostScript Printer Description

.ppm ---- Portable Pixelmap

.ppp ---- PagePlus document

.pps ---- PowerPoint Slideshow

.ppt ---- PowerPoint Presentation

.ppx ---- PagePlus template

.prc ---- Palm Resource Code (Application)

.prd ---- Printer driver file (MS Word)

.prg ---- Procedure or program file

.prj ---- Project file

.prn ---- Printer Output file (temporary)

.prn ---- PostScript file

.prs ---- Printer file (WordPerfect)

.prt ---- Formatted text

.ps ---- PostScript (Page description file)

.psd ---- Photoshop file

.pst ---- MS Outlook personal folder

.pt4-5 ---- PageMaker Template

.pub ---- Publication (Ventura, MS)

.pwd ---- Pocket Word document (Microsoft)

.pwz ---- PowerPoint Wizard (Microsoft)

.pxl ---- Pocket Excel (Microsoft)

.pxr ---- Pixar Image

.qbw ---- QuickBooks - Windows

.qbb ---- QuickBooks backup file

.qdk ---- Quarterdeck Qemm

.qdv ---- QDV Image

.qlb ---- Quick Library

.qlc ---- ATM font information

.qry ---- Microsoft Query

.qt ---- QuickTime movie

.qtm ---- QuickTime movie

.qxd ---- QuarkXPress document

.qxl ---- QuarkXPress Library file

.qxt ---- QuarkXPress Template

.r8l ---- LaserJet landscape font

.r8p ---- LaserJet portrait font

.ra ---- RealAudio Player - sound or multimedia file

.ram ---- RealAudio Player

.rm ---- RealAudio Player

.rar ---- WinRAR compressed file

.ras ---- Raster graphics (Sun)

.raw ---- Raw Image file (bitmap)

.rc ---- run commands (Unix)

.readme ---- Text Readme

.rec ---- Windows Recorder macro file

.reg ---- Registration file

.rep ---- Report file

.rft ---- RFT-DCA

.rgb ---- RGB image (SGI- Silicon Graphics)

.rgba ---- RGB image (SGI)

.ria ---- Alpharel Group IV raster graphics

.rib ---- Renderman 3D Data

.ric ---- Roch FaxNet

.rif ---- Painter bitmap

.riff ---- Resource Interchange File Format (graphic/multimedia)

.rla ---- Wavefront raster image

.rlc ---- CAD Overlay ESP (Image Systems)

.rle ---- Run Length Encoded (compressed bitmap file)

.rmi ---- RIFF MIDI file

.rme ---- Text Readme

.rgb ---- RGB image file (SGI- Silicon Graphics)

.rmp ---- Niku Portfolio Manager

.rnd ---- AutoShade format

.rnl ---- GTX Runlength raster graphics

.rpl ---- Replica file

.rpt ---- Report file

.rsc ---- Resource file

.rsrc ---- Resource file

.rtf ---- Rich Text Format

.rtx ---- Rich Text Format

.rwv ---- Niku Portfolio Manage

.s ---- Assembly language file (Unix)

.s3m ---- ScreamTracker 3 MOD music file

.sam ---- AmiPro file

.sam ---- Symantec Anti-Virus

.sav ---- Saved file (games etc)

.sbp ---- IBM Storyboard graphics

.sc ---- Source Code (Paradox)

.scc ---- MSX Picture

.scg ---- ColoRIX

.sci ---- ColoRIX

.scp ---- ColoRIX

.scr ---- ColoRIX

.scm ---- ScreenCam Movie

.scp ---- Dial-up networking script

.scr ---- AutoCAD Script File Extension

.scr ---- Screensaver (Windows)

.scr ---- Screen Layout (dBASE)

.scrn ---- StartupScreen Format Graphic

.sct ---- Screen Capture Text (Lotus)

.scu ---- ColoRIX

.sdl ---- SmartDraw Library

.sea ---- Self-Extracting Archive (Stuffit or Compact Pro)

.seg ---- Segment (of a compressed file saved in segments)

.sep ---- TIFF bitmap

.set ---- Setup parameters

.sf ---- IRCAM Sound

.sf2 ---- SoundBank file

.sfl ---- LaserJet landscape font

.sgi ---- SGI Image

.sfp ---- LaserJet portrait font

.sfs ---- PCL 5 scalable font

.sha ---- UNIX shell archive

.shar ---- UNIX shell archive

.shp ---- Printmaster Icon Library

.shtml ---- HTML file with embedded server-side includes (SSI)

.si ---- SoftImage image file

.sig ---- Signature file

.sit ---- StuffIt Archive (Macintosh)

.sithqx ---- BinHexed StuffIt Archive (Macintosh)

.six ---- SIXEL Image

.sld ---- Slide format file (AutoCAD)

.slk ---- Symbolic Link (SYLK) spreadsheet

.smi ---- self-mounting Disk Copy compressed image

.snd ---- Sound file

.snm ---- Netscape mail

.spc ---- Atari Spectrum 512

.spd ---- Speedo scalable font

.spl ---- FutureSplash Player file

.sqb ---- SyQuest Backup

.sr ---- Sun Raster Image

.src ---- Used with .INI files for configuration settings

.sty ---- Style sheet file (Ventura)

.sun ---- Sun Raster Image

.sup ---- Startup Screen

.svx ---- Amiga 8SVX IFF sound

.swd ---- Schoolwide Database file

.swf ---- Shockwave Flash file

.swp ---- Swap - temporary file

.syd ---- Sysedit backup file

.syk ---- SYLK spreadsheet format

.sylk ---- SYLK spreadsheet format

.sys ---- System file

.tal ---- Adobe Type Align

.tar ---- Tape ARchive (UNIX)

.tar.gz ---- Combined filename extension for a file that has been archived using tar and then gzipped.

.tar.z ---- Combined filename extension for a file that has been archived using tar and then zipped.

.targa ---- Truevision Archive

.taz ---- Compressed Tape Archive

.taz ---- Another way of writing .tar.z

.tbk ---- Asymetrix Toolbook

.tdf ---- Typeface definition (Speedo)

.tex ---- TeX or LaTex document

.texi ---- TeX document

.texinf ---- TeX document

.text ---- ASCII Text

.tfm ---- Font metrics (Intellifont)

.tga ---- TARGA graphics file

.tga ---- Truevision Image

.tgz ---- Gnu ZIPped Taped Archive (same as .tar.z and .tar.gz)

.thn ---- Thumbnail

.tif ---- Tag Image File format (graphics)

.tiff ---- Tag Image File Format (graphics)

.tlb ---- OLE Type Library

.tmp ---- Temporary file

.tny ---- Atari TINY Bitmap

.toc ---- Table Of Contents file

.tps ---- Topspeed data file

.trm ---- Terminal settings

.tsv ---- Tab Seperated Values File

.ttc ---- TrueType Compressed -font file

.ttf ---- TrueType Font file

.tx8 ---- 8-bit MS-DOS text file

.txt ---- ASCI Text file

.ul ---- µlaw Sound

.url ---- URL Bookmark

.usb ---- Universal Serial Bus

.usl ---- LaserJet landscape font

.usp ---- LaserJet portrait font

.uu ---- UUEncode compressed file

.uud ---- UUEncode file

.uue ---- UUEncode file

.vbp ---- Visual Basic Project

.vbs ---- Visual Basic Script

.vbx ---- Visual Basic Extension

.vda ---- Targa bitmap

.vff ---- DESR VFF Greyscale Image

.vga ---- OS/2 Bitmap

.vgr ---- Chapter file (Ventura)

.vid ---- Multimedia image file

.vir ---- underground text format; virus genre

.viff ---- Khoros Visualization image file

.vlb ---- Ventura Library

.voc ---- Sound file

.vp ---- Ventura Publisher file

.vsd ---- Microsoft Visio Drawing

.vst ---- Targa bitmap

.vue ---- Relational View (dBASE)

.vxd ---- Virtual Device Driver

.w51 ---- WordPerfect PC 5.1 document

.wab ---- Windows Address Book

.wav ---- Windows WAV Sound file

.wbk ---- Microsoft Word Backup

.wdb ---- Microsoft Works Database

.wid ---- Ventura width table

.win ---- Windows backup file

.wiz ---- Microsoft Word Wizard

.wk1 ---- Lotus 1-2-3, up to 2.01

.wk4 ---- Lotus 1-2-3 version 4

.wkq ---- Quattro spreadsheet

.wks ---- Spreadsheet (Lotus 1-2-3, MS Works)

.wlr ---- VRML file

.wmf ---- Windows Metafile

.wp ---- WordPerfect PC document

.wp4-6 ---- WordPerfect PC document

.wpd ---- WordPerfect Document

.wpd ---- Windows Printer Description

.wpg ---- WordPerfect Graphic

.wpm ---- WordPerfect Macro

.wps ---- Word processor file (MS Works)

.wpt ---- WordPerfect Template

.wri ---- MSWrite Windows file

.wrk ---- Symphony spreadsheet

.ws1-7 ---- WordStar for Windows 1-7

.wve ---- PSION Sound

.wvl ---- Wavelet compressed bitmap

.x ---- AVS X image file

.x10-11 ---- X-Windows Dump

.xar ---- Corel Xara drawing

.xbm ---- X-Windows Bitmap

.xfx ---- JetFax

.xif ---- Xerox Image Format

.xl ---- Excel Spreadsheet

.xlc ---- Excel Chart

.xlk ---- Excel backup

.xlm ---- Excel macro

.xls ---- Excel Spreadsheet

.xlt ---- Excel Template

.xlw ---- Excel Workspace

.xm ---- FastTracker MOD music format

.xpm ---- X-Windows Pixelmap

.xwd ---- X-Windows Dump

.xwo ---- X-Windows System window dump image

.xxe ---- Xxencoded file

.yal ---- Arts & Letters click art

.Z ---- UNIX Compress Archive

.z ---- UNIX GZIP Archive

.zip ---- PZIP (PC ZIP) Archive

.zoo ---- Zoo Archive

.zts ---- Z-Term Script