Leica M8 has a Leica M lens mount and currently there are 60 native lenses available for this mount.
Leica M8 doesn't have a sensor based image stabilization system but 0 of these lenses already comes with optical image stabilization.
Since Leica M8 has a APS-H sensor, it has a focal length multiplier of 1.3× so you have to multiply lenses original focal length with this multiplier to find the Full Frame equivalent focal length of the lens when mounted on M8.
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Leica M8 Lenses with Image Stabilization
Leica M8 Lenses with Weather Sealings