Proxmox Virtual Environment
Proxmox VE is a complete open-source platform for enterprise virtualization. With the built-in web interface you can easily manage VMs and containers, software-defined storage and networking, high-availability clustering, and multiple out-of-the-box tools on a single solution.
Proxmox Backup Server
Proxmox Backup Server is an enterprise backup solution for backing up and restoring VMs, containers, and physical hosts. The open-source solution supports incremental backups, deduplication, Zstandard compression, and authenticated encryption.
Proxmox Mail Gateway
Proxmox Mail Gateway is an open-source email security solution protecting your mail server against all email threats from the moment they emerge. The full featured mail proxy can be easily deployed between the firewall and your internal mail server in just a few minutes.