Kbrb is a project mainly written in Shell, it's free.
Kid Bash Rsync Backup
Just effin around with github.
if you plan on using this script basically it emails you a summary of what rsync did e.g.:
sending incremental file list nagios.log retention.dat status.dat archives/ archives/nagios-12-27-2010-00.log checkresults/
sent 117369 bytes received 232 bytes 33600.29 bytes/sec total size is 422455666 speedup is 3592.28