A solution for backup and recovery of virtual machines, containers, and physical servers. Supports incremental and fully deduplicated backups, significantly reducing network load and saving storage space. Uses strong encryption and data integrity methods, ensuring the security of backups even when stored on untrusted media. Includes a web interface for convenient management of backup processes.

ALT Linux Wiki: https://www.altlinux.org/PVE/Backup_Server

Home page:
https://www.proxmox.com/en/products/proxmox-backup-server/overview