MenuCalendarClock iCal gives you instant access to your iCal calendars from a menu bar icon.
iCal birthday and anniversary calendars with alarms.
Create and batch process Calendar (iCal) events.
Add-in to iCal that gives the user options for how replies to meeting invites that are sent with Mail are dealt with.
A free utility that copies events from Now Up-to-Date to iCal.
