MDA (Micrografx)

File Format
Name	MDA (Micrografx)
Ontology	Electronic File Formats Archiving MDA (Micrografx)
Extension(s)	.mda
Released	≤1991

MDA is an installer-archive format used by some Micrografx products.

Identification

Files are observed to start with "MDA " (with trailing space), have "RSW!" at offset 31, and end with "NOMO".

At offset 4 is what looks to be a format version number. Known versions are (with leading space) " 1.1" and " 2.0".

Sample files

• PC Format #37 → WINDRAW/{DISK_*.MDA, INSTALL.MDA} (1.1 format)
• PC MEDIA CD 12 → ABCFLOW/{DISK_*.MDA, INSTALL.MDA} (2.0 format)