Files with the pnm extension can be typically found as graphics formats in any of the portable anymap bitmap graphic format.

There is one other file type using
the PNM file extension!

empty icon.pnm - Pegasus Mail IMAP message flag status

Detailed description

Software that open pnm file

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PNM file extension - Portable anymap bitmap graphic

What is pnm file? How to open pnm files?

File type specification:

Bitmap image file type icon Bitmap image file type

pnm file icon: pnm filetype icon

The pnm file extension is mainly associated with portable anymap format, which is a collective form of Netpbm formats.

PNM is a family of formats supporting portable bitmaps (PBM) , graymaps (PGM), and pixmaps (PPM).

MIME types:
application/x-portable-anymap
image/x-portable-anymap

Help how to open:

Use any graphic viewer/editor (XnView, Adobe Photoshop or similar) to open and edit .pnm file.

How to convert:

Many graphics editors nowadays support PNM format and can resave it to other graphics formats.

Find conversions from pnm file:

pnm to jpeg

pnm to jpg

pnm to pdf

Find converter to pnm file type:

bmp to pnm

File identification strings:

HEX code: 50 36 0A
ASCII code: P6

List of software applications associated to the .pnm file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open pnm file, edit pnm file, convert pnm file, view pnm file, play pnm file etc. (if exist software for corresponding action in File-Extensions.org's database).

Hint:
Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting pnm files.

Software that open pnm file - Portable anymap bitmap graphic

Programs supporting the exension pnm on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for open pnm file action.

Apple macOS / Mac OS X:

Linux/Unix:

Multiplatform:

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