Convert flif to dgu Online: flif2dgu

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

Go to Tom's Editor

FLIF

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

DGU

DuneGraph is an image format with extension DGU.