Essential Thunderbird

by Lutrinae

6 Add-ons in this Collection

Lightning by Mozilla Calendar Project

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.

Provider for Google Calendar by Philipp Kewisch

Rated 4 out of 5 stars 1,008 reviews

330,201 users

Allows bidirectional access to Google Calendar

Enigmail by Patrick Brunschwig

Rated 4 out of 5 stars 195 reviews

158,498 users

OpenPGP message encryption and authentication for Thunderbird and SeaMonkey.

CompactHeader by jmozmoz

Rated 5 out of 5 stars 172 reviews

128,530 users

Add symbol in header plane to switch between compact and expanded view. Options to switch between one or two lines compact view, which buttons should be displayed in header pane. For Thunderbird 36 and older use version 2.0.9 (see version history)

Zindus by Leni Mayo

Rated 4 out of 5 stars 207 reviews

24,125 users

Google and Zimbra contact sync for Thunderbird. (TB 24 and above NOT supported)

Folderpane Tools by chuonthis, Philip Chee

Rated 4 out of 5 stars 122 reviews

33,097 users

Allows for customization of the folder pane. Accounts can be rearranged and the startup folder can be chosen.

What are Collections?

Collections are groups of related add-ons that anyone can create and share.

Explore Collections