Useful Links

Proxmox:

https://www.proxmox.com/en/

LXC

https://linuxcontainers.org/

LXC Images:

https://uk.images.linuxcontainers.org/images/

http://download.proxmox.com/images/system/

Docker GUI for operating system desktops:

https://github.com/ConSol/docker-headless-vnc-container