Computer‎ > ‎Programs‎ > ‎Thunderbird‎ > ‎


Zindus: Sync Personal Address Book or another address book with Google. Manage your Gmail contacts from Thunderbird. And vice-versa.

Lightning: Organize your schedule and life's important events in a calendar that's fully integrated with your Thunderbird email. Manage multiple calendars, create your daily to do list, invite friends to events, and subscribe to public calendars. You can configure this add-on to work with your Google Calendar.