Review for Provider for Google Calendar by KCJill
Rated 5 out of 5 stars
Love having my Google Calendar in Thunderbird! Instructions should say go to your Google calendar, click Settings, then Calendars, then click your calendar name in the list of calendars (your gmail address), then click Calendar Details. At the bottom in the Private Address section is XML button to get the XML.
This review is for a previous version of the add-on (0.6b1).To create your own collections, you must have a Mozilla Add-ons account.