| Suffix |
File type |
| |
| ,v |
files for RCS (Revision Control System) |
| - |
backup file |
| .C |
C++ source code, equivalent to .cc |
| .F |
Fortran source with cpp(1) directives |
| |
or file compressed using freeze |
| .S |
assembler source with cpp(1) directives |
| .Y |
file compressed using yabba |
| .Z |
file compressed using compress(1) |
| .[0-9]+gf |
TeX generic font files |
| .[0-9]+pk |
TeX packed font files |
| .[1-9] |
manual page for the corresponding section |
| .[1-9][a-z] |
manual page for section plus subsection |
| .a |
static object code library |
| .ad |
X application default resource file |
| .ada |
Ada source (may be body, spec, or combination) |
| .adb |
Ada body source |
| .ads |
Ada spec source |
| .afm |
PostScript font metrics |
| .al |
Perl autoload file |
| .am |
automake(1) input file |
| .arc |
arc(1) archive |
| .arj |
arj(1) archive |
| .asc |
PGP ASCII-armored data |
| .asm |
(GNU) assembler source file |
| .au |
Audio sound file |
| .aux |
LaTeX auxiliary file |
| .avi |
(msvideo) movie |
| .awk |
AWK language program |
| .b |
LILO boot loader image |
| .bak |
backup file |
| .bash |
bash(1) shell script |
| .bb |
basic block list data produced by |
| |
gcc -ftest-coverage |
| .bbg |
basic block graph data produced by |
| |
gcc -ftest-coverage |
| .bbl |
BibTeX output |
| .bdf |
X font file |
| .bib |
TeX bibliographic database, BibTeX input |
| .bm |
bitmap source |
| .bmp |
bitmap |
| .bz2 |
file compressed using bzip2(1) |
| .c |
C source |
| .cat |
message catalog files |
| .cc |
C++ source |
| .cf |
configuration file |
| .cfg |
configuration file |
| .cgi |
WWW content generating script or program |
| .cls |
LaTeX Class definition |
| .class |
Java compiled byte-code |
| .conf |
configuration file |
| .config |
configuration file |
| .cpp |
equivalent to .cc |
| .csh |
csh(1) shell script |
| .cxx |
equivalent to .cc |
| .dat |
data file |
| .deb |
Debian software package |
| .def |
Modula-2 source for definition modules |
| .def |
other definition files |
| .desc |
initial part of mail message unpacked with |
| |
munpack(1) |
| .diff |
file differences ( diff(1) command output) |
| .dir |
dbm data base directory file |
| .doc |
documentation file |
| .dsc |
Debian Source Control (source package) |
| .dtx |
LaTeX package source file |
| .dvi |
TeX's device independent output |
| .el |
Emacs-Lisp source |
| .elc |
compiled Emacs-Lisp source |
| .eps |
encapsulated PostScript |
| .exp |
Expect source code |
| .f |
Fortran source |
| .f77 |
Fortran 77 source |
| .f90 |
Fortran 90 source |
| .fas |
precompiled Common-Lisp |
| .fi |
Fortran include files |
| .fig |
FIG image file (used by xfig(1)) |
| .fmt |
TeX format file |
| .gif |
Compuserve Graphics Image File format |
| .gmo |
GNU format message catalog |
| .gsf |
Ghostscript fonts |
| .gz |
file compressed using gzip(1) |
| .h |
C or C++ header files |
| .help |
help file |
| .hf |
equivalent to .help |
| .hlp |
equivalent to .help |
| .htm |
poor man's .html |
| .html |
HTML document used with the World Wide Web |
| .hqx |
7-bit encoded Macintosh file |
| .i |
C source after preprocessing |
| .icon |
bitmap source |
| .idx |
reference or datum-index file for hypertext |
| |
or database system |
| .image |
bitmap source |
| .in |
configuration template, especially for GNU Autoconf |
| .info |
files for the Emacs info browser |
| .info-[0-9]+ |
split info files |
| .ins |
LaTeX package install file for docstrip |
| .itcl |
itcl source code; |
| |
itcl ([incr Tcl]) is an OO extension of tcl |
| .java |
a Java source file |
| .jpeg |
Joint Photographic Experts Group format |
| .jpg |
poor man's .jpeg |
| .kmap |
lyx(1) keymap |
| .l |
equivalent to .lex or .lisp |
| .lex |
lex(1) or flex(1) files |
| .lha |
lharc archive |
| .lib |
Common-Lisp library |
| .lisp |
Lisp source |
| .ln |
files for use with lint(1) |
| .log |
log file, in particular produced by TeX |
| .lsm |
Linux Software Map entry |
| .lsp |
Common-Lisp source |
| .lzh |
lharc archive |
| .m |
Objective-C source code |
| .m4 |
m4(1) source |
| .mac |
macro files for various programs |
| .man |
manual page (usually source rather than formatted) |
| .map |
map files for various programs |
| .me |
Nroff source using the me macro package |
| .mf |
Metafont (font generator for TeX) source |
| .mgp |
MagicPoint file |
| .mm |
sources for groff(1) in mm - format |
| .mo |
Message catalog binary file |
| .mod |
Modula-2 source for implementation modules |
| .mov |
(quicktime) movie |
| .mp |
Metapost source |
| .mp2 |
MPEG Layer 2 (audio) file |
| .mp3 |
MPEG Layer 3 (audio) file |
| .mpeg |
movie file |
| .o |
object file |
| .old |
old or backup file |
| .orig |
backup (original) version of a file, from patch(1) |
| .out |
output file, often executable program (a.out) |
| .p |
Pascal source |
| .pag |
dbm data base data file |
| .patch |
file differences for patch(1) |
| .pbm |
portable bitmap format |
| .pcf |
X11 font files |
| .pdf |
Adobe Portable Data Format |
| |
(use Acrobat/ acroread or xpdf) |
| .perl |
Perl source (see .ph, .pl and .pm) |
| .pfa |
PostScript font definition files, ASCII format |
| .pfb |
PostScript font definition files, binary format |
| .pgm |
portable greymap format |
| .pgp |
PGP binary data |
| .ph |
Perl header file |
| .php |
PHP program file |
| .php3 |
PHP3 program file |
| .pid |
File to store daemon PID (e.g., crond.pid) |
| .pl |
TeX property list file or Perl library file |
| .pm |
Perl module |
| .png |
Portable Network Graphics file |
| .po |
Message catalog source |
| .pod |
perldoc(1) file |
| .ppm |
portable pixmap format |
| .pr |
bitmap source |
| .ps |
PostScript file |
| .py |
Python source |
| .pyc |
compiled python |
| .qt |
quicktime movie |
| .r |
RATFOR source (obsolete) |
| .rej |
patches that patch(1) couldn't apply |
| .rpm |
RPM software package |
| .rtf |
Rich Text Format file |
| .rules |
rules for something |
| .s |
assembler source |
| .sa |
stub libraries for a.out shared libraries |
| .sc |
sc(1) spreadsheet commands |
| .scm |
Scheme source code |
| .sed |
sed source file |
| .sgml |
SGML source file |
| .sh |
sh(1) scripts |
| .shar |
archive created by the shar(1) utility |
| .so |
Shared library or dynamically loadable object |
| .sql |
SQL source |
| .sqml |
SQML schema or query program |
| .sty |
LaTeX style files |
| .sym |
Modula-2 compiled definition modules |
| .tar |
archive created by the tar(1) utility |
| .tar.Z |
tar(1) archive compressed with compress(1) |
| .tar.bz2 |
tar(1) archive compressed with bzip2(1) |
| .tar.gz |
tar(1) archive compressed with gzip(1) |
| .taz |
tar(1) archive compressed with compress(1) |
| .tcl |
tcl source code |
| .tex |
TeX or LaTeX source |
| .texi |
equivalent to .texinfo |
| .texinfo |
Texinfo documentation source |
| .text |
text file |
| .tfm |
TeX font metric file |
| .tgz |
tar archive compressed with gzip(1) |
| .tif |
poor man's .tiff |
| .tiff |
Tagged Image File Format |
| .tk |
tcl/tk script |
| .tmp |
temporary file |
| .tmpl |
template files |
| .txt |
equivalent to .text |
| .uu |
equivalent to .uue |
| .uue |
binary file encoded with uuencode(1) |
| .vf |
TeX virtual font file |
| .vpl |
TeX virtual property list file |
| .w |
Silvio Levi's CWEB |
| .wav |
wave sound file |
| .web |
Donald Knuth's WEB |
| .wml |
Source file for Web Meta Language |
| .xbm |
X11 bitmap source |
| .xcf |
GIMP graphic |
| .xml |
eXtended Markup Language file |
| .xpm |
X11 pixmap source |
| .xs |
Perl xsub file produced by h2xs |
| .xsl |
XSL stylesheet |
| .y |
yacc(1) or bison(1) (parser generator) files |
| .z |
File compressed using pack(1) (or an old gzip(1)) |
| .zip |
zip(1) archive |
| .zoo |
zoo(1) archive |
| ~ |
Emacs or patch(1) backup file |
| rc |
startup (`run control') file, e.g., .newsrc |