A .PGM file is a PGM File Format associated with Images. Netpbm .PGM grayscale raster image format specification.

How do I open a .PGM file on Windows or Mac?

You can open .PGM files using GIMP, Netpbm, IrfanView. If you do not have native software installed, you can use OpenAnyFile's free File Identifier or convert .PGM to a standard format in your browser.

Is a .PGM file safe to open?

This format carries a safety rating of Low Risk. Magic bytes P2 or P5 identify PGM files

Can I convert a .PGM file to other formats?

Yes! .PGM can be converted to formats such as .JPG directly in your web browser.

What should I do if a .PGM file is corrupted or won't open?

If your .PGM file displays an invalid header or signature error, check its magic bytes hex header (Varies) using OpenAnyFile's Magic Byte Detector or follow our step-by-step file repair guide.

How do I open .PGM files?

You can open .PGM files using GIMP, Netpbm, IrfanView.

Images • MIME: image/x-portable-graymap

.PGM – PGM File Format

Netpbm .PGM grayscale raster image format specification.

Primary Category Images

MIME Type image/x-portable-graymap

Magic Bytes Signature Varies

Security Risk Rating Low Risk

Recommended Software to Open .PGM

GIMP

windows, mac, linux • Free

Netpbm

windows, mac, linux • Free

IrfanView

windows, mac, linux • Free