What is .CPG file extension?
Page file created by Manga Studio, a program used to create digital comic art; contains page layout settings as well as cartoon sketches, textures, captions, word balloons, and special effects; can be exported to .BMP, .JPG, .PSD, .PNG, .TIFF, .TGA, and .PICT formats.
Manga Studio is also known as ComicStudio in Japan.
You can see a list of software programs here on www.easyfileopener.org that can open this file type so that you don’t need to search for it on the web. You can then open your file with this extension using a software listed below.