Open Source Software for Perl
Clonezilla
Clonezilla is a partition and disk imaging and cloning software. With Clonezilla you can save and restore used block on hard-drives allowing you to do system deployments, bare metal backups and system recovery. Clonezille is available as three separate products, Clonezilla Live, Clonezilla Lite Server, and Clonezilla SE (Server Edition).