Online PNM Converter
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What is a PNM file?
PNM (Portable Anymap) is a meta-format that can represent PBM (bitmap), PGM (grayscale), and PPM (color) images. It's part of the Netpbm format family and often used in academic and Unix-based systems.
PNM serves as a simple, low-overhead format that’s easy to manipulate with scripts and command-line tools.
How to open PNM files
PNM files can be opened with ImageMagick, XnView, GIMP, and Netpbm tools. They’re best used in environments that handle raw or uncompressed image data.
AnyConv allows you to quickly convert PNM to standard formats like JPG or PNG online.
Key facts about PNM
- Full name: Portable Anymap Format
- Extension: .pnm
- MIME type: image/x-portable-anymap
- Developed by: Jef Poskanzer
- Initial release: 1988
Useful links and resources
Convert from PNM
Quickly turn your PNM files into any format you need
Convert to PNM
Easily turn your files into PNM format
❓ Frequently Asked Questions
Answers to common questions about PNM
- Do I need to install software to convert PNM files?No extra software is required. Just upload your PNM files to AnyConv, we’ll convert them on our servers, and you can download the finished file right away.
- Can I use PNM converter on my phone or tablet?Yes, you can convert PNM files on any device - including phones and tablets. AnyConv works perfectly on mobile.
- Is it safe to convert PNM files with AnyConv?Yes, converting PNM files with AnyConv is secure. All files are automatically deleted after conversion and never shared.
- Can I convert multiple PNM files at once?Yes, our converter supports batch processing. You can upload several PNM files and convert them all at once.