The Google Calendar team is proud to announce the public release of our support for the CalDAV protocol. You can now use Apple iCal with your Google Calendar, so you can work even when you're offline, sync almost instantly, respond to invitations from others and see the free/busy data of your friends and coworkers.
Tuesday, December 02, 2008
Google Cal Adds Apple iCal Support
Official Google Mac Blog: Google Calendar now supports Apple iCal