iCalDoit

iCalDoit is a collection of Automator Actions, Automator Workflows, and AppleScripts handlers, to bring more ease of use to iCal workflows.

included actions:

• get iCal selection
• get events of a calendar
• get events from... to...
• get uid of iCal objects
• make a favorite event
• move events by offset
• repeat events more or less often
• change object information
• calculate duration of event
• total duration of events
• filter items by type
• set iCal view options

You will need basic knowledge about Apple Automator (or AppleScript) to take advatages of iCalDoit.