Top-Rated Extensions

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MozLab

Remote shell and test-driven development tool for Mozilla developers

Rated 3 out of 5 stars (3)
2 users

Tb AutoSave Extension

You can now autosave messages from TB upon...

Rated 3 out of 5 stars (3)
77 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)
210 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)
2,601 users

Spamness

Visual representation of how spam-like messages are.

Rated 3 out of 5 stars (18)
639 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)
52 users

Evernote Tab

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

Rated 3 out of 5 stars (7)
3,939 users

Google+ Tab

Google+ Tab for Thunderbird

Rated 3 out of 5 stars (9)
2,300 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)
1,314 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)
32 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)
1,522 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)
530 users

TotalQuickFilter

Reboot the QuickFilter bar.

Rated 3 out of 5 stars (6)
375 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)
2,744 users

Track your shipment

Link to tracking sites. (mainly Japanese companies)

Rated 3 out of 5 stars (5)
1,988 users

Fix Tb Titlebar Extension

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

Rated 3 out of 5 stars (5)
35 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)
354 users

Simple Week View

A simple week view for Lightning, as in the print layout.

Rated 3 out of 5 stars (3)
545 users

Copy Folder

The missing Thunderbird "copy folder" feature! Copy folders or entire POP/IMAP accounts recursively to any location while maintaining folder structure.

Rated 3 out of 5 stars (41)
10,005 users

RSS Dashboard

This addons gives you a dashboard-style view of your RSS feeds, like iGoogle or Netvibes (widget view). This is an experiment, so it is still very rough. Right now, consider this as a proof-of-concept rather than a real addon.

Rated 4 out of 5 stars (2)
183 users