CronjobBackupDb is written by php script that can run on most of hosting services. CronjobBackupDb used to backup MySQL database automatically. You just run the program in any time interval to backup your SQL database.
Kommander crontab was created to make some capabilities available to you in your applications, though it will work stand alone.
Xseg is an open source flexible server monitoring tool.
FileTraq is designed to be run periodically from the root crontab.
piTime is a simple crontab editor for Mac OS X
Crontooie – Graphical editor for the crontab file
Advanced scheduler, reminder and automation manager with powerful scripting language. It can start applications, display messages, dial and hang up, shutdown/hibernate and wake up your PC, manage clipboard/files/registry, run tasks as specified user