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

Cb+7, Cb7♯5, Cb7+5, Cb aug7
Notes: C♭, E♭, G, B♭♭
x,10,9,x,10,11 (x21x34)
x,10,x,8,10,7 (x3x241)
11,10,9,x,10,x (421x3x)
7,10,x,8,10,x (13x24x)
11,10,x,x,10,7 (42xx31)
7,10,x,x,10,11 (12xx34)