Note: Chord symbols are put in chord symbol text element (!), and the plugin can be run multiple times without texts fields being duplicated! (was not the case in other plugins)
With "Jazz" style (go to "Style" menu):
From "Polonaise, op. 53 - Heroïc", F. Chopin:
More info: https://musescore.org/en/handbook/plugins
I started this plugin as an improvement of the "Find Harmonies" plugin by Andresn (https://github.com/andresn/standard-notation-experiments/tree/master/MuseScore/plugins/findharmonies)Itself being an enhanced version of "findharmony" by Merte (http://musescore.org/en/project/findharmony)
I took some lines of code or got inspiration from: - Berteh (https://github.com/berteh/musescore-chordsToNotes/) - Jon Ensminger (AddNoteNameNoteHeads v. 1.2 plugin)
--> Thank you :-)