An Emacs major mode for editing ABC music files.

It supports:

• Editing ABC music files.
• Generating Postscript output (through external tools, such as abcm2ps).
• Generating MIDI output (for example, abcMIDI, latest source at https://github.com/leesavide/abcmidi).

Emacs Org Mode support is described at http://orgmode.org/worg/org-contrib/babel/languages/ob-doc-abc.html. The source file is at ob-abc.el.

Much more information can be found at Guido Gonzato’s abcplus page.