You are likely describing software like Proxmox which has quietly been able to do so much for a long time. Open source, and works great when small, and at scal

You are likely describing software like Proxmox which has quietly been able to do so much for a long time. Open source, and works great when small, and at scale. https://www.proxmox.com/en/products/proxmox-virtual-environment/overview https://www.proxmox.com/en/products/proxmox-virtual-environm... https://www.youtube.com/results?search_query=introduction+to+proxmox https://www.youtube.com/results?search_query=introduction+to...