For full, incremental, compressed and encrypted backups or archives
...Dar saves *all* UNIX inode types, takes care of hard links, sparse files as well as Extended Attributes (MacOS X file forks, Linux ACL, SELinux tags, user attributes) and some Filesystem Specific Attributes (Linux ext2/3/4, Mac OS X HFS+)
more details at: http://dar.linux.free.fr/doc/Features.html
r5backup is a backup script using rsync and ssh to make backups. It can handle remote hosts, is rapid and reliable. r5backup comes with 5 scripts: the main backup script, a scheduler, a launcher for remote invocation, an admin tool and a recover tool
Utilizes common unix utilities to provide a simple backup solution. Like Apple's Time Machine, sbak uses hard-links to minimize disk usage. Reduces data transfer by using compressed rsync transfers. Web interface and subscription service coming soon.