C mixolydian chordson the 5-string banjo, Open D tuning (f♯DF♯AD)
The scale: C D E F G A B♭
Open strings: No open string is in the C chord in this tuning. D and A fit the key.
The seven chords in C mixolydian
The chords built on each note of the scale, with the shape the app leads with. The app’s key page also suggests progressions to play them in.
Hear them in the app ›