[akadruid1]

Hyper-V Server has also been discontinued, although the 2019 release will be supported for a while yet

https://www.theregister.com/2021/08/31/hyper_v_server_discon...

[schlauerfox]

Hyper-V Server was a free product hypervisor. Hyper-V is a licensed windows feature that is still available on Server 2022 and beyond.