does anybody have a download for the tm680 software on MacOS? (or know if there is one?) help. Close. 0. Posted by 4 days ago.. Ducky Feather B&W review. The Ducky Feather Black & White is a refresh of the original Feather, adding new switch options plus a different colorway. Specs remain mostly the same, with users now able to choose between Kailh GM 8.0, the new Omron D2FC-F.