PBM (.pbm)
PBM (Portable Bitmap) is the simplest Netpbm format, storing purely black-and-white, 1-bit images with no grayscale or color.
Frequently asked questions
What is a .pbm file?
PBM (Portable Bitmap) is the simplest Netpbm format, storing purely black-and-white, 1-bit images with no grayscale or color.
What is PBM good for?
PBM works well for pure black-and-white line art, minimal image-processing test cases.
What are the downsides of PBM?
Only two colors — black and white Not used for photos or general graphics
Can I convert PBM in FileLab?
PBM isn't yet supported for in-browser conversion here — it typically needs specialized desktop software to open or produce reliably.