Only open for business: FreeBSD

Included in FreeBSD
hptmv, Highpoint "RAID"
rr232x, Highpoint SATA "RAID"
nve, NVIDIA Ethernet
ath, Atheros 802.11 wireless
oltr, Olicom token ring
drivers designed for binary only Linux RAID management tools

Widely used by many
closed NVIDIA display driver

Too short sighted to realise they are screwing themselves over