7-String Guitar Chord Chart and Tabs in Open String Tuning

AbM7b9, AbMa7b9, AbΔ7b9, AbΔb9
Notes: A♭, C, E♭, G, B♭♭
5,6,6,5,8,5 (123141)
x,6,6,5,8,5 (x23141)
x,0,6,8,8,8 (x.1234)
5,6,6,5,8,x (12314x)
8,0,6,8,8,x (2.134x)
8,0,x,8,8,4 (2.x341)
4,0,x,8,8,8 (1.x234)