Dragonframe 4.2.2: YES
Not compatible with macOS 10.11 (El Capitan)
Dragonframe 3.7.3: NO
Dragon Stop Motion 2.3.8: NO
(Dragonframe was previously called Dragon Stop Motion)
The Olympus OM-D E-M1 Mark III provides a live view via its USB connection. The live view size is 1280 x 960.
Dragonframe controls the Olympus OM-D E-M1 Mark III ISO, shutter speed, aperture (with digital lens), image quality, and size.