This is a similar application to PC Backup, both are software managed backups which are open sourced and free as in beer. I will be doing a review of this software if time permits, as it does look really good instead of manual rsync backups.

RESTORE 4.0a28-1 (Default branch) - RESTORE is an enterprise network backup and recovery solution for Windows, Novell, Mac OS X (data fork), Unix, and Linux systems. It is scalable to a complete backup solution for multiple workstations, servers, and data centers. It operates over local area networks, wide area networks, and the Internet.