alt Hacker NewsFreeBSD uses a compatibility layer to run the Linux graphics drivers, though it lags behind Linux. So if FreeBSD currently does not support the graphics cards, it will soon. It looks like they are currently porting over 6.11: https://github.com/FreeBSDFoundation/proj-laptop/issues/41
It is the _only_ OSS operating system that supports AMD cards from this decade, and it does so by having to emulate the Linux kernel API, and yet _still_ it lags years behind Linux itself. I've chosen this example for a reason -- this is exactly what I'm sad about.