Convert pj to flif Online: pj2flif

You can use Tom's Editor to easily convert images from
HP PaintJet file .PJ to Free Lossless Image Format .FLIF.
Tom's Editor is a free, online image manipulation and converter program.

Go to Tom's Editor

PJ

HP PaintJet file is an image format with extension PJ.

FLIF

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