Top-Rated Extensions

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JS Deminifier No Restart

Simple JavaScript deminifier

Rated 3 out of 5 stars (3)
98 users

Event-to-task conversion activator

Activates the Event-Task conversion ability...

Rated 3 out of 5 stars (3)
17 users

MozLab

Remote shell and test-driven development tool for Mozilla developers

Rated 3 out of 5 stars (3)
4 users

Tb AutoSave Extension

You can now autosave messages from TB upon...

Rated 3 out of 5 stars (3)
78 users

AutoSlide

The AutoSlide addon automatically moves the splitter between the thread and the message pane in Thundbird so that the thread pane is set to a optimal height.

Rated 3 out of 5 stars (4)
218 users

WebPG for Mozilla

An extension which provides GnuPG/GPG/PGP related functions to Moizilla Firefox, Thunderbird and Seamonkey

Rated 3 out of 5 stars (22)
2,661 users

Spamness

Visual representation of how spam-like messages are.

Rated 3 out of 5 stars (18)
682 users

Personasizer No Restart

Personasizer allows you to expose more of your persona's header image. Useful for personas that have text or an important part of their content cut off by the browser's navigation elements.

Rated 3 out of 5 stars (6)
50 users

Evernote Tab

Add a button and a menu to open Evernote in tab.

Rated 3 out of 5 stars (7)
4,140 users

Google+ Tab

Google+ Tab for Thunderbird

Rated 3 out of 5 stars (9)
2,476 users

Free/Busy

Publish free/busy calendar file (*.ifb) via ftp or to a file. View other people's free/busy info in meeting organizer window. Integrate Thunderbird and Outlook calendars without Exchange server.

Rated 3 out of 5 stars (10)
1,554 users

TB Change From and Fcc on Compose Extension

You can now temporarily change the from and fcc on...

Rated 3 out of 5 stars (12)
31 users

OpenSearch

OpenSearch is a Mozilla Messaging addon that will allow you to search the web from within Thunderbird.

Rated 3 out of 5 stars (8)
1,677 users

xSearchbarT2

Somewhere between Thunderbird 1.5 and Thunderbird 2 the message search bar disappeared. This extension restores the search bar. Thunderbird 2 and newer only.

Rated 3 out of 5 stars (8)
610 users

TotalQuickFilter

Reboot the QuickFilter bar.

Rated 3 out of 5 stars (6)
399 users

confirm-mail

メール送信前に宛先メールアドレスと添付ファイル名を確認することができるアドオンです。

Rated 3 out of 5 stars (5)
3,130 users

Track your shipment

Link to tracking sites. (mainly Japanese companies)

Rated 3 out of 5 stars (5)
2,015 users

Fix Tb Titlebar Extension

You can now modify the Titlebar of TB's main...

Rated 3 out of 5 stars (5)
34 users

Insert Link from Local File

Inserts links from local files via drag and drop on the composition window.

Rated 3 out of 5 stars (3)
428 users

fairBlock No Restart

Un bloqueur de publicité équitable. Préservez le web gratuit en choisissant sur quels sites vous bloquez la publicité.

Rated 3 out of 5 stars (3)
93 users