Convert dgc to png Online: dgc2png

You can use Tom's Editor to easily convert images from
DuneGraph (compressed) .DGC to Portable Network Graphics .PNG.
Tom's Editor is a free, online image manipulation and converter program.

Go to Tom's Editor

DGC

DuneGraph (compressed) is an image format with extension DGC.

PNG

Portable Network Graphics is an image format with extension PNG.