Ukulele Chord Chart and Tabs in Low-G Half Step Down Tuning

GbM7b5, GbMa7b5, Gbj7b5, GbΔ7b5, GbΔb5, Gb maj7b5
Notes: G♭, B♭, D♭♭, F
0,1,2,2 (.123)
0,6,7,4 (.231)
0,11,9,9 (.312)