Stephen Judge's Thunderbird Add-ons

by Stephen Judge

  • Updated April 3, 2020

About this Collection

A few useful Add-ons I use with Thunderbird.

38 Add-ons in this Collection

Provider for Google Calendar by Philipp Kewisch

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Rated 3 out of 5 stars 1,748 reviews

169,426 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

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Rated 4 out of 5 stars 260 reviews

3,483 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

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Rated 5 out of 5 stars 83 reviews

159,567 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.

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Rated 4 out of 5 stars 497 reviews

66,655 users

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

Twitter: @CardBookAddon

Manually sort folders by Jonathan Protzenko, Itagaki Fumihiko

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Rated 4 out of 5 stars 634 reviews

8,403 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

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Rated 4 out of 5 stars 416 reviews

11,309 users

Synchronizes contacts & groups between Thunderbird and Google Contacts.

Mail Merge by Alexander Bergmann

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Rated 5 out of 5 stars 237 reviews

73,913 users

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

DKIM Verifier by Philippe Lieser

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Rated 4 out of 5 stars 55 reviews

26,862 users

Verifies the DKIM-Signature of an e-mail.

Send Later by Jonathan Kamens, Jonathan Perry-Houts

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Rated 5 out of 5 stars 268 reviews

114,785 users

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

Remove Duplicate Messages by Eyal Rozenberg

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Rated 4 out of 5 stars 316 reviews

82,620 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

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Rated 4 out of 5 stars 273 reviews

48,277 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

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Rated 4 out of 5 stars 581 reviews

24,164 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

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Rated 4 out of 5 stars 42 reviews

30 users

Add MEGA support to Thunderbird's Filelink feature.

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

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Rated 5 out of 5 stars 200 reviews

14,108 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

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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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