Stephen Judge's Thunderbird Add-ons

by Stephen Judge

38 Add-ons in this Collection

Provider for Google Calendar by Philipp Kewisch

Rated 3 out of 5 stars 1,745 reviews

159,454 users

Provider for Google Calendar connects Thunderbird with Google Calendar for full task sync, conference details, and scheduling support. It offers deeper integration than Thunderbird’s native support using Google’s official API.

Enigmail by Patrick Brunschwig

Rated 4 out of 5 stars 260 reviews

3,305 users

Helper tool to migrate your keys and important settings from Enigmail to Thunderbird 78.

British English Dictionary (Marco Pinto) by Marco A.G.Pinto

Rated 5 out of 5 stars 83 reviews

150,647 users

A fork of Mark Tyndall's add-on, based on David Bartlett's
British Dictionary R1.19 for Firefox, Thunderbird and SeaMonkey.

CardBook by Philippe V.

Rated 4 out of 5 stars 492 reviews

62,539 users

A new Thunderbird address book based on the CardDAV and vCard standards.

Twitter: @CardBookAddon

Manually sort folders by Jonathan Protzenko, Itagaki Fumihiko

Rated 4 out of 5 stars 634 reviews

8,267 users

This extension allows you to manually sort (order) your folders in the folder pane of Thunderbird or automatically sort them, but in a better way. This extension also allows you to re-order accounts in the folder pane.

gContactSync by Josh Geenen

Rated 4 out of 5 stars 416 reviews

10,833 users

Synchronizes contacts & groups between Thunderbird and Google Contacts.

Mail Merge by Alexander Bergmann

Rated 5 out of 5 stars 237 reviews

69,247 users

Create and Save or Send Multiple Individual and Personalized Messages from a Draft

DKIM Verifier by Philippe Lieser

Rated 4 out of 5 stars 54 reviews

24,900 users

Verifies the DKIM-Signature of an e-mail.

Send Later by Jonathan Kamens, Jonathan Perry-Houts

Rated 5 out of 5 stars 268 reviews

107,795 users

True "Send Later" functionality to schedule the time for sending an email.

Remove Duplicate Messages by Eyal Rozenberg

Rated 4 out of 5 stars 313 reviews

92,236 users

Search and remove messages which are the same as other messages in your mail folders (referred to as duplicates or dupes).

TbSync by John Bieling

Rated 4 out of 5 stars 272 reviews

49,258 users

TbSync is a central user interface to manage cloud accounts and synchronize their contact, task and calendar information with Thunderbird.

Thunderbird Conversations by Jonathan Protzenko, Standard8

Rated 4 out of 5 stars 579 reviews

22,829 users

This addon provides a conversation view for Thunderbird, grouping messages together and allowing you to reply "inline" thus providing a more efficient workflow.

MEGAbird by MEGA

Rated 4 out of 5 stars 42 reviews

27 users

Add MEGA support to Thunderbird's Filelink feature.

QuickFolders (Tabbed Folders) by Realraven (Axel Grude), Alexander Malfait

Rated 5 out of 5 stars 200 reviews

13,269 users

The "Swiss army knife" of folders. Turn your favorites into tabs - open folders and subfolders, move mails without scrolling around or searching. powerful + easy.

See new mail at a glance after automatic filtering - supports quickFilters addon!

StartupMaster by htamas

Rated 4 out of 5 stars 309 reviews

138 users

Asks for the master password at startup (fixes multiple password prompt)
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