Convert pbm to flif Online: pbm2flif

You can use Tom's Editor to easily convert images from
Portable aNy Map .PBM to Free Lossless Image Format .FLIF.
Tom's Editor is a free, online image manipulation and converter program.

Go to Tom's Editor

PBM

Portable aNy Map is an image format with extension PBM.

FLIF

Free Lossless Image Format is an image format with extension FLIF.