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Canorus is a graphical music score editor written for the Qt4 toolkit. It is a sequel of the well-known music score editor for Linux, NoteEdit. Canorus uses LilyPond for music engraving to achieve a very high quality in the resulting documents. This software supports note writing, scripting support, import/export of various file formats, MIDI input and output and more.

Canorus offers a number of import and export filters for LilyPond, MusicXML, Midi, NoteEdit and others.

 Canorus 0.7.2rc1

Free to download



Canorus Development Team


System Requirements
Qt 4.6.2 or higher

SourceForge Project Page, Forums, Mailing Lists

Selected Reviews:

Features include:

  • Modern and flexible Qt4-based graphical user interface with vector graphics for music elements, multiple viewports on a single score
  • Multiple voices - Polyphony and unlimited number of contexts
  • Multiple viewports on the same music score
  • MIDI playback
  • Transposition
  • Lyrics
  • Scalable icons and other graphics
  • Multiple views of the score
  • Write the score using mouse and keyboard on one or more sheets as composers do and use copy&paste functionality then
  • Type the score in LilyPond syntax using the Score Source View
  • Unlimited undo/redo
  • Score elements:
    • Notes, rests, various barlines
    • Various key signatures, time signatures and clefs
    • Triplets and other tuplets
    • Ties, slurs and phrasing slurs
    • Tempo marks (BPM), ritardando, accellerando
    • Fixed dynamic marks (piano, forte etc.), crescendo, decrescendo
    • Repeat signs (repeat bars, segno, coda)
    • Bookmarks, custom text signs, rehersal marks
    • Pedal marks
    • Instrument change
    • Fingering
    • Articulation marks (marcato, accent, tenuto, bow marks, trills, pralls etc)
    • Lyrics
    • Figured bass
    • Function marks
    • Transposition and accidentals reinterpretation
  • Preview and printing achieved externally by exporting the score to LilyPond and running a PDF viewer application
  • Playback of the score
  • Live recording of Midi performance
  • Insertion of notes and rests using Midi keyboard
  • Uses native tar-gzipped XML file format
  • Supports various resources you can add to score like images, sounds, videos and others stored inside the score
  • Export to LilyPond, Midi, PDF
  • Import from LilyPond (incomplete), Midi and MusicXML
  • Plugins
  • Internationalization support: 12 languages

Canorus in action

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Last Updated Tuesday, May 26 2015 @ 02:49 PM EDT

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