# phpman > info > pnm

[pnm(5)](https://www.chedong.com/phpMan.php/man/pnm/5/markdown)                        File Formats Manual                       [pnm(5)](https://www.chedong.com/phpMan.php/man/pnm/5/markdown)

NAME
       pnm - portable anymap file format

DESCRIPTION
       The  pnm  programs  operate on portable bitmaps, graymaps, and pixmaps,
       produced by the pbm, pgm, and ppm segments.  There is  no  file  format
       associated with pnm itself.

SEE ALSO
       [anytopnm(1)](https://www.chedong.com/phpMan.php/man/anytopnm/1/markdown),  [rasttopnm(1)](https://www.chedong.com/phpMan.php/man/rasttopnm/1/markdown), [tifftopnm(1)](https://www.chedong.com/phpMan.php/man/tifftopnm/1/markdown), [xwdtopnm(1)](https://www.chedong.com/phpMan.php/man/xwdtopnm/1/markdown), [pnmtops(1)](https://www.chedong.com/phpMan.php/man/pnmtops/1/markdown), pnm-
       [torast(1)](https://www.chedong.com/phpMan.php/man/torast/1/markdown), [pnmtotiff(1)](https://www.chedong.com/phpMan.php/man/pnmtotiff/1/markdown), [pnmtoxwd(1)](https://www.chedong.com/phpMan.php/man/pnmtoxwd/1/markdown), [pnmarith(1)](https://www.chedong.com/phpMan.php/man/pnmarith/1/markdown),  [pnmcat(1)](https://www.chedong.com/phpMan.php/man/pnmcat/1/markdown),  pnmcon-
       [vol(1)](https://www.chedong.com/phpMan.php/man/vol/1/markdown),  [pnmcrop(1)](https://www.chedong.com/phpMan.php/man/pnmcrop/1/markdown), [pnmcut(1)](https://www.chedong.com/phpMan.php/man/pnmcut/1/markdown), [pnmdepth(1)](https://www.chedong.com/phpMan.php/man/pnmdepth/1/markdown), [pnmenlarge(1)](https://www.chedong.com/phpMan.php/man/pnmenlarge/1/markdown), [pnmfile(1)](https://www.chedong.com/phpMan.php/man/pnmfile/1/markdown),
       [pnmflip(1)](https://www.chedong.com/phpMan.php/man/pnmflip/1/markdown), [pnmgamma(1)](https://www.chedong.com/phpMan.php/man/pnmgamma/1/markdown), [pnmindex(1)](https://www.chedong.com/phpMan.php/man/pnmindex/1/markdown), [pnminvert(1)](https://www.chedong.com/phpMan.php/man/pnminvert/1/markdown), [pnmmargin(1)](https://www.chedong.com/phpMan.php/man/pnmmargin/1/markdown),  pnm-
       [noraw(1)](https://www.chedong.com/phpMan.php/man/noraw/1/markdown),  [pnmpaste(1)](https://www.chedong.com/phpMan.php/man/pnmpaste/1/markdown),  [pnmrotate(1)](https://www.chedong.com/phpMan.php/man/pnmrotate/1/markdown),  [pnmscale(1)](https://www.chedong.com/phpMan.php/man/pnmscale/1/markdown),  [pnmshear(1)](https://www.chedong.com/phpMan.php/man/pnmshear/1/markdown),  pn-
       [msmooth(1)](https://www.chedong.com/phpMan.php/man/msmooth/1/markdown), [pnmtile(1)](https://www.chedong.com/phpMan.php/man/pnmtile/1/markdown), [ppm(5)](https://www.chedong.com/phpMan.php/man/ppm/5/markdown), [pgm(5)](https://www.chedong.com/phpMan.php/man/pgm/5/markdown), [pbm(5)](https://www.chedong.com/phpMan.php/man/pbm/5/markdown)

AUTHOR
       Copyright (C) 1989, 1991 by Jef Poskanzer.

                               27 September 1991                        [pnm(5)](https://www.chedong.com/phpMan.php/man/pnm/5/markdown)