ChordII 4.3.2 is available for OS/2 and eComStation (2012-06-18)
"ChordII is a evoluted version of Chord.
It takes a text file with musical chord descriptions and outputs a
Postscript file with typesetted music, chords, chord definitions. It can
also transpose music and has other facilities."
Link: http://hobbes.nmsu.edu/h-search.php?key=chordii_4_3_os2.zip
URL: http://www.vromans.org/johan/projects/Chordii
It requires kLIBC / GCC Runtime Library.
By Mentore Siesto