e/JAM notation

Information
has gloss	eng: JAM is both the software and file format for representing music as human-readable and human-writable text. Unlike the ABC notation, another text-based music format, that is best suitable for one-voice tunes, JAM is mainly focused on chords.
lexicalization	eng: JAM notation
instance of	c/Music notation file formats

Media
media:img	Jam 1.0 screenshot.gif