File Type

Description

.a

Archive of the "ar" program (an object library) usually.

.afm

Adobe Font Manager. A Type 1 font in AFM format-- ATM-compatible.

.aif

Unknown type of audio file.

.aiff

Unknown type of audio file.

.anim

Animation/Movie file. Probably Quicktime.

.arj

Unknown type of compressed archive. There is an "unarj" decompressor.

.asc

A PGP certificate for authenticating a file named without the .asc.

.asf

M$ Windows Media Technology (was NetShow before assimilation) files.

.asp

M$'s Active Server Pages format. Seems to be understood by Netscape's browser.

.au

Sound (audio) file.

.avi

Audio Video Interleaved (M$ video format)

.bash

A script in the Born-Again-Shell language.

.bat

Various kinds of batch command files. (Of M$ heritage.)

.bdf

A bitmapped font in BDF format.

.bmp

BMP graphical file. (Of M$Win and OS/2 heritage).

.btm

Unknown type of executable file.

.c

C source code.

.C

C source code.

.c++

C++ source code.

.cc

C++ source code.

.cf

Various kinds of configuration files

.cgm

A non-proprietary vector graphics file format.

.cmd

Various kinds of command files.

.com

Various kinds of command files. (Of VAX/VMS and M$ heritage.)

.csh

A script in the C-Shell language.

.conf

Various kinds of configuration files-- usually a text file.

.cpp

C++ source code.

.cxx

C++ source code.

.doc

Various kinds of documents including Microsoft Word.

.dvi

TeX output file.

.exe

Various kinds of executable files often an M$ OS file.

.fli

FLI/FLC -- Some kind of video data.

.g3

G3 Fax file.

.gif

GIF (graphical) file.

.gmo

A GNU-format Machine Object file. See "gettext" info.

.gsf

Ghostscript Font. Type 1 outline font not for ATM (for Ghostscript only? or any PS interpreter?)

.gz

Compressed by the gzip program.

.h

C or C++ header source code.

.hpp

C++ header source code.

.htm

Same as .html but usually only as copied from the M$ world.

.html

Hyper-Text Markup Language file used by WWW browsers.

.hxx

C++ header source code.

.jpg

JPEG (graphics) file.

.jpeg

JPEG (graphics) file.

.ksh

A script in the Korn-Shell language.

.l

unknown

.lsm

An entry of the Linux Software Map.

.lt

Lout Document Formatting System format.

.lzh

Commpressed by the lha (LHa/LHarc) program.

.man

[1-9] A manual page.

.mid

MIDI data file.

.midi

MIDI data file.

.mo

A Machine Object file. See "gettext" info.

.mod

unknown

.mov

Movie/Animation file. Quicktime uncompressed (and maybe others).

.mpg

MPEG (animations?)

.ms

groff MS-format files.

.o

An object (module) file. A compiler output.

.obj

An object (module) file. A compiler output.

.orig

Usually a backup of the "original" version of a file.

.out

An output file. "a.out" is the default name for a program created by C/C++ compilers.

.pcf

\A font file. Unknown format-- but is used by X11.

.pbm

Portable BitMap.

.pdf

Adobe's Page Description Format file.

.pfa

Postscript Font A-- Type 1 outline font for ATM or any PS interpreter. (M$-world heritage)

.pfb

Postscript Font B--Type 1 outline font for ATM or any PS interpreter. (M$-world heritage)

.pfm

Postscript Font Manager (?) A Type 1 font in PFM format ATM-compatible.

.pgm

Portable GrayMap.

.pl

perl program

.png

Portable Network Graphics (?) (PNG) format file.

.pnm

Some kind of graphics file the GIMP can read. My scanner sw makes it.

.po

A Portable Object file. See "gettext" info.

.pot

Temorary Portable Object file. See "gettext" info.

.pox

A temporary Portable Object file. See "gettext" info.

.ppm

Portable PixMap.

.ps

Adobe's Postscript language (input) file.

.qt

QuickTime movies (uncompressed).

.ra

RealAudio/RealVideo streamed data file.

.ram

RealAudio/RealVideo streamed data file.

.rar

some kind of M$ archive.

.rc

Various kinds of configuration files-- usually a text file. (No "dot".) Stands for "Resource Configuration". ??

.rib

Renderman Interface Bytestream (rendrib- rendribv - rgl) renderer input (unrendered) files.

.rm

RealAudio/RealVideo streamed data file.

.rp

RealPix streamed GIF and JPEG images.

.rv

RealAudio/RealVideo file.

.rt

RealAudio/RealVideo streamed text file.

.rtf

Rich Text Format (a M$ format)

.rpm

Archive used with the "rpm" package management program.

.rpmsave

A backup file created by the "rpm" program.

.S

unknown

.s

unknown

.s3m

unknown

.sa

unknown

.scm

Scheme source code. (A Lisp-like interpreted (but possibly semi-compiled) language.)

.sh

A script in the Bourne shell language.

.sgml

Structured Generalized Markup Language (?) file.

.smi

RealVideo Synchronized Multimedia Integration Language

.smil

RealVideo Synchronized Multimedia Integration Language

.swf

RealFlash and Shockwave Flash animation.

.so

Shared Object module (linking) library.

.tar

An archive of the "tar" program.

.taz

Unknown type of commpressed file.

.tex

TeX input file.

.texi

Input to the texinfo (?) program.

.tgz

An archive of the "tar" program compressed with the -z (gzip) option.

.tif

TIFF

.tiffg3

TIFFG3 Fax file.

.tpl

C++ template source code.

.troff

Input to the troff (text run-off?) program.

.ttf

TrueType Font.

.txt

Text file-- usually with "^J" (newline) end-of-line markers.

.viv

Vivo video files.

.vivo

Vivo video files.

.voc

unknown

.wav

Sound data of a certain kind.

.xbm

XBM graphical file. Monochrome.

.xpm

XPM graphical file.

.xml

Extensible Markup Language file.

.xsa

XML Software Auto-update file. (Lars Marius Garshol's scheme for software link tracking.)

.y

unknown

.yo

Files used by the YODL (Yet Oneother Document Language) document processing program (http://www.icce.rug.nl/docs/programs/yodl/yodl.html)

.zip

Compressed with one of the "zip" programs.

.Z

Compressed with the "compress" program.

.z

Compressed with the "gzip" program-- usually (more common is .gz).