Computer Graphics Metafile (graphics, file format) (CGM) A standard file format for storage and communication of graphical information, widely used on personal computers and accepted by desktop publishing and technical illustration systems.
MIME type: image/cgm. ANSI/ISO 8632-1987. Worked on by the ISO/IEC group JTC1/SC24. CGM Open Consortium. See also: WebCGM. Last updated: 1999-02-16