GUI to work with abc notation
abcmidi is a library of programs to handle abc music notation files
EasyABC is an open source ABC editor
Runabc is a user interface supporting abc music notation software
netabc creates and renders html files with abc music notation
fl_toadflax is a viewer/editor for abc music notation files
graphical front-end for editing/transposing abc music files
Extend abcm2ps to support direct generation of PNG, SVG and PDF files
Music score editor
Open-Source Braille Music Notation Software