Backupninja lets you drop simple config files in /etc/backup.d to coordinate
system backups. Backupninja is a master of many arts, including incremental
remote filesystem backup, mysql backup, and ldap backup. By creating simple
drop-in handler scripts, backupninja can learn new skills. Backupninja is a
silent flower blossom death strike to lost data.

In addition to backing up regular files, Backupninja has handlers to ease
backing up: ldap, maildir, mysql, svn, trac, and the output from shell scripts

Backupninja currently supports common backup utilities, easing their
configuration, currently supported are: rdiff-backup, duplicity, CD/DVD 

WWW: http://dev.riseup.net/backupninja/