Proxmox is a commercial company offering specialised products based on Debian GNU/Linux, notably Proxmox Virtual Environment and Proxmox Mail Gateway. Proxmox Virtual Environment is an open-source virtualisation platform for running virtual appliances and virtual machines. Proxmox Mail Gateway is a mail gateway with anti-spam and anti-virus features. The products are offered as free downloads with paid-for support and subscription options.
Release Info: https://pve.proxmox.com/wiki/Roadmap#Proxmox_VE_6.2
Distrowatch: https://distrowatch.com/table.php?distribution=proxmox