PNM Converter
Convert PNM files to and from other formats right in your browser. Free, private and with no upload.
Drag and drop your files here
or click to browse local files (large files supported, limited only by browser RAM)
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What is a PNM file?
.pnm (Netpbm Portable Anymap) is the generic Netpbm format family (PBM, PGM, PPM) for simple uncompressed bitmaps, graymaps and pixmaps.
Also recognized with the extensions .pgm, .pbm.
| Feature | PNM (Netpbm Portable Anymap) |
|---|---|
| Compression | uncompressed |
| Transparency | No |
| Animation | No |
| Best for | image processing pipelines and scientific code |
| Opens in | GIMP, ImageMagick and Netpbm tools |
PNM is a image format.
Convert PNM to other formats (22)
Convert other formats to PNM (27)
Why convert here
- Your files never leave your device: conversion runs locally with WebAssembly.
- No sign-up, no watermark and no file size limit beyond your browser's memory.
- Batch conversion with parallel workers, plus quality, size and codec settings.
Looking for something else? Browse the full converter directory.