4-String Banjo Chord Chart and Tabs in Gbb Tuning

Lab+, Lab aug, Lab Augmented
Notes: La♭, Do, Mi
4,1,1,2 (3112)
4,5,5,2 (2341)
4,5,1,2 (3412)
4,5,5,6 (1234)
x,9,9,10 (x112)
4,5,5,x (123x)
4,x,1,2 (3x12)
4,5,x,2 (23x1)