Selected tonality:

Selected tonality is , it's the scale.

Triads harmonization

$
Generic harmonization (customized colors).
Harmonization with chords (customized colors).

Generic harmonization.
%
Generic colored harmonization.

Harmonization with chords.
Harmonization with chords (automatic colors).

Seventh chords harmonization

Generic harmonization.
Generic colored harmonization.

Harmonization with chords.
Harmonization with colored chords.