@command{lilypond-book} program, included with LilyPond, the input
fragments can be replaced by music images in the resulting PDF or HTML
output files. Another example is the third-party OOoLilyPond extension
@command{lilypond-book} program, included with LilyPond, the input
fragments can be replaced by music images in the resulting PDF or HTML
output files. Another example is the third-party OOoLilyPond extension