This is an archive file used on Macintosh computers. It stores branched resources and data in the file system as one file. It includes the storage of fonts and convenient loading of data with Macintosh to the Internet to be transferred to other Mac devices. It’s used to import PostScript Type 1 program language data.
This format is used as the color palette format for a variety of operating system image editors. It is used to store font templates in text and graphic editors. It allows you to change color intensity and transparency levels.