Lilypond

• http://lilypond.org Main website for Lilypond
• http://lilypond.org/manuals.html Manuals and Tutorials
• http://lilypond.org/download.html Downloads
• http://lilypond.org/doc/v2.12/input/lsr/lilypond-snippets/index.html Short example of lilypond code and graphical notation output.

• Pitches
• Rhythms
• Expressive marks
• Repeats
• Simultaneous notes
• Staff notation
• Editorial annotations
• Text
• Vocal music
• Chords
• Keyboards
• Percussion
• Fretted strings
• Unfretted strings
• Winds
• Ancient notation
• World music
• Contexts and engravers
• Tweaks and overrides
• Paper and layout
• Titles
• Spacing
• MIDI
• Templates

• http://www.mutopiaproject.org Online library of music encoded in Lilypond format.