Top-Rated Extensions


LookOut Requires Restart

LookOut is a plugin which allows Thunderbird to interface with Microsoft's mail tools by decoding metadata and attachments encapsulated/embedded in a TNEF encoded attachment (aka winmail.dat).

Rated 4 out of 5 stars (150)
198,503 users

DSN Settings Requires Restart

Adds user interface settings for Delivery Status Notification (DSN) requests. This addon is usefull for settings for Delivery Notification request and better experience with Notification Viewer addon.

Rated 4 out of 5 stars (1)
90 users

No Close Other Tabs Requires Restart

Removes "Close other tabs" context menu item.

Rated 4 out of 5 stars (1)
22 users

Smart OwnCloud Filelink Requires Restart

Filelink pour serveur Owncloud

Rated 4 out of 5 stars (1)
33 users

ThunderBridge Requires Restart

P2P e-mail delivery.

Rated 4 out of 5 stars (1)
208 users

Lightning Reminder Left Buttons Requires Restart

Tired to mistakenly press that "Dismiss All" button? Move the Lightining Reminder "Snooze all for" and "Dismiss All" buttons to the LEFT!
... and from version 2.0 you can keep them on the RIGHT, but swapped!

Rated 4 out of 5 stars (1)
979 users

Google Mail Tab for Thunderbird Requires Restart

Open Google Mail in a new tab inside of Mozilla Thunderbird

Rated 3 out of 5 stars (2)
14 users

eelpout Requires Restart

The anti-phish. An informative phishing detection...

Rated 3 out of 5 stars (2)
5 users

Folder Selection (Thunderbird) Requires Restart

A popup window for selecting any folder when the folder pane is hidden...

Rated 3 out of 5 stars (2)
8 users

mouseless Requires Restart

I did my best so that operation might be possible with a keyboard...

Rated 2 out of 5 stars (9)
1 user

Dooth Requires Restart

Dooth passphrase decryption

Rated 4 out of 5 stars (1)
1 user

English - English Dictionary Requires Restart

Important!!! If you can't see the "Abc" icon , please click View --> Toolbars --> Bookmarks Toolbar.

This is an English dictionary for looking up words in English.

Select a word using your mouse and find its meaning in English!

Rated 2 out of 5 stars (9)
5,306 users

Spamato4Thunderbird Requires Restart

A multi-faceted, collaborative approach against spam.

Rated 2 out of 5 stars (31)
352 users

Mark Read On Reply Requires Restart

A simple extension to mark messages read after you click a reply menu or button (or Ctrl+R)

Rated 3 out of 5 stars (3)
53 users

Consigna para Filelink Requires Restart

Plugin para subir ficheros a Consigna (Junta de Andalucía) de forma automática desde Thunderbird.
Está ideado para el intercambio de ficheros de gran tamaño. Es un espacio de almacenamiento temporal y con algunas restricciones de acceso opcionales.

Rated 3 out of 5 stars (2)
754 users

X-Unsent support Requires Restart

Adds support for the X-Unsent header.

Rated 3 out of 5 stars (2)
132 users

Email Addresses in Message Headers Requires Restart

Shows email addresses in message headers, including those of contacts, and provides control over message header presentation.

Rated 3 out of 5 stars (2)
257 users

MuteThread Requires Restart

For a long time, Thunderbird has supported ignoring threads in newsgroups. This is a prototype that explores bringing that functionality to email.

Rated 3 out of 5 stars (4)
84 users

LDAP - View Groups Members Requires Restart

Allow the user to view the members of the LDAP directories in the addressbook

Rated 3 out of 5 stars (4)
493 users

Export for Thunderbird & Lightning Launcher Requires Restart

Export for Thunderbird & Lightning is the worldwide unique printing and exporting solution for Mozilla Thunderbird and Lightning for Windows.
Multi lingual user interface: English, German, French and Spanish

Rated 2 out of 5 stars (9)
1,164 users