Convert gg to pcx Online: gg2pcx

You can use Tom's Editor to easily convert images from
Koala Painter 2, packed .GG to ZSoft Paintbrush .PCX.
Tom's Editor is a free, online image manipulation and converter program.

Go to Tom's Editor

GG

Koala Painter is a Commodore 64 program do edit images. GG images are packed using RLE compression.

PCX

ZSoft Paintbrush is an image format with extension PCX.