Apple -> Moltenvk (Have to blame Apple for not supporting Vulkan). Moltenvk is used by games such as Dota2. If moltenvk doesn't work fine for your game, you must not target Apple Mac devices anyway.(valve dropped mac support for cs2). For non game cases, Moltenvk works just fine.
Nintendo -> supports Vulkan natively
Sony -> supports Vulkan (as per latest patch notes of BG3: https://baldursgate3.game/news/hotfix-9-now-live_95 )
Xbox -> Doesn't support Vulkan
Microsoft Windows -> Supports Vulkan natively first class.
AMD/Nvidia/Intel -> Supports Vulkan as First class APIs.
Android -> supports First Class Vulkan APIs natively.
Linux -> supports First Class Vulkan APIs natively.