Convert cpt to flif Online: cpt2flif

You can use Tom's Editor to easily convert images from
Canvas (compressed) .CPT to Free Lossless Image Format .FLIF.
Tom's Editor is a free, online image manipulation and converter program.

Go to Tom's Editor

CPT

Canvas (compressed) is an image format with extension CPT.

FLIF

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