Music-related fonts and packages. . This package includes the following CTAN packages: abc -- Support ABC music notation in LaTeX. figbas -- Mini-fonts for figured-bass notation in music. gchords -- Typeset guitar chords. guitar -- Guitar chords and song texts. harmony -- Typeset harmony symbols, etc., for musicology. musictex -- Typesetting music with TeX. songbook -- Package for typesetting song lyrics and chord books.