My Favorite Add-ons

by Dopamine97

32 Add-ons in this Collection

ImportExportTools by Paolo "Kaosmos"

Rated 4 out of 5 stars 250 reviews

7,796 users

Adds some tools to import and export folders and messages

Provider for Google Calendar by Philipp Kewisch

Rated 3 out of 5 stars 1,657 reviews

202,940 users

Allows bidirectional access to Google Calendar

TT DeepDark by steva

Simple and smooth dark complete theme for Thunderbird

Manually sort folders by Jonathan Protzenko, Itagaki Fumihiko

Rated 4 out of 5 stars 626 reviews

12,773 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

15,283 users

Synchronizes contacts & groups between Thunderbird and Google Contacts.

Send Later by Jonathan Kamens, Jonathan Perry-Houts

Rated 5 out of 5 stars 265 reviews

112,154 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 300 reviews

102,912 users

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

MinimizeToTray revived by Nils Maier

Minimizes windows into the system tray.

TbSync by John Bieling

Rated 5 out of 5 stars 262 reviews

72,277 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

Rated 4 out of 5 stars 567 reviews

28,237 users

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

CompactHeader by jmozmoz

Rated 5 out of 5 stars 191 reviews

16,114 users

Add symbol in header plane to switch between compact and expanded view. Work only for Thunderbird 68.0 and older. Currently, there are no plans to update this for newer versions.

MEGAbird by MEGA

Rated 4 out of 5 stars 42 reviews

39 users

Add MEGA support to Thunderbird's Filelink feature.

Lightning Calendar Tabs by jlx84

Rated 4 out of 5 stars 25 reviews

28,659 users

Displays tabs which allows quick navigation between time periods in Lightning calendar. All views of calendar are supported. Color of tab texts can be adjusted.

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

Rated 5 out of 5 stars 190 reviews

15,866 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!

Addressbooks Synchronizer by Günter Gersdorf

Rated 4 out of 5 stars 81 reviews

27,871 users

Synchronizes selected addressbooks with other instances of thunderbird
using local files, webdav servers or imap servers
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