The new Capture One Pro 10.2 just released and has support Leica M10, Leica M-P and Leica M Monochrom as well as a number of Leica M lenses.
You can get a free 30 day trial download here:
Capture One Pro 10.2 free download
Also there is profiles for these lenses now:
Leica Elmar-M 24mm f/3.8 ASPH
Leica Summilux-M 21mm f1.4 ASPH
Leica Summilux-M 24mm f/1.4 ASPH
Leica Super-Elmar-M 18mm f3.8 ASPH
Leica Super-Elmar-M 21mm f/3.4 ASPH
Leica Tri-Elmar-M 16-18-21mm f/4 ASPH