M Format

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M Format
Format typeMusic
Notation typeOPL
Max channel countUnknown
Max track countUnknown
Max pattern countUnknown
Max order countUnknown

The M music format was created by Origin Software and used in at least three of their games. It stores audio data that is sent, via drivers, to various devices like AdLib, MT-32, Game Blaster, the Tandy speaker, and a couple others.

File format

The format is compressed using an LZW algorithm.

You can decompress the files using U6Decompress by Glanestel Dragon (include source).


This format has been used in the following games:

It was probably also used in

Play this file format

  • Winamp with AdPlug can play M files, though it can only play the AdLib version of the file.
  • The AdPlug library includes the command-line AdPlay utility