Canon 1D X III has a Canon EF lens mount and currently there are 257 native lenses available for this mount.
The latest released lenses that are compatible with the 1D X MIII are the Carl Zeiss Makro-Planar T2/50, the Canon 50mm f2.5 Macro and the Canon MP-E 65mm f2.5 1-5x Macro.
Canon 1D X III doesn't have a sensor based image stabilization system but
77 of these lenses already comes with optical image stabilization.
Since Canon 1D X III has a Full frame sensor, it has a focal length multiplier of 1x so lenses will provide their original focal length on 1D X MIII.
You may also also be interested in these:
Canon 1D X III Lenses with Image Stabilization
Canon 1D X III Lenses with Weather Sealings