Convert pdf to dgc Online: pdf2dgc
You can use Tom's Editor to easily convert images from
Portable Document Format .PDF to DuneGraph (compressed) .DGC.
Tom's Editor is a free, online image manipulation and converter program.
Go to Tom's Editor
Adobe PDF format is the most popular document format. Overcomplicated. Offers compression.
DuneGraph (compressed) is an image format with extension DGC.