Top-Rated Extensions

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Patch to Alert Invalid Addresses

Shows alert if there is any invalid address in sending message.

Rated 1 out of 5 stars (1)
87 users

Don't Send Linked Files

Prevents sending of linked files if they are file: URLs.

Rated 1 out of 5 stars (1)
21 users

Perapera Japanese-French Dictionary File

This is additional dictionary file for use with the Perapera Japanese Pop-up Dictionary add-on.

Rated 1 out of 5 stars (1)
101 users

my site 1.0 No Restart

it allow to browse facebook - youtube and gmail in secured way...

Rated 1 out of 5 stars (1)
15 users

Me Hincha No Restart

Ahora también podés decir todo lo que te hincha en Facebook!
Descargá tu botón ME HINCHA para utilizar en Facebook y contale a todos tus amigos que te hincha.
Únicamente disponible para Mozilla Firefox.

Rated 1 out of 5 stars (1)
1 user

GQueues Tab

This extension uses the new special tab features of Thunderbird 3 to open the GQueues to-do list manager inside a Thunderbird tab.

Rated 1 out of 5 stars (1)
22 users

Bulk List Filter

The Bulk List filter addon provides a set of preconfigured search folders for popular services such as Facebook, eBay, Amazon and more.

Rated 1 out of 5 stars (1)
22 users

Check Recipients

Checks the existence of email addresses of all recipients in Compose message window from local address books and LDAP directories.

Rated 1 out of 5 stars (1)
3 users

Locale2MUI

Sets Firefox/Thunderbird Locale to Windows (MUI) Language on startup

Rated 1 out of 5 stars (1)
174 users

Show SMTP Username

Displays username (if available) next to SMTP...

Rated 1 out of 5 stars (1)
53 users

Disable about:config

Disable about:config feature of Firefox and Thunderbird.

Rated 1 out of 5 stars (1)
203 users

Screen-sharing extension for snap.md No Restart

Screen-sharing extension for snap.md

Not yet rated
1 user

Rage Hoye

Prevents you from sending offensive mails based on a keyword list

Not yet rated
1 user

Toggle Quotes

A toolbar button and a shortcut key for the QuoteCollapse extension.

Not yet rated
10 users

NirvanaHQ

NirvanaHQ for Thunderbird

Not yet rated
1 user

Gravatars

Show a column with the Gravatar-picture and sender-name in email folders.

Not yet rated
22 users

Kukkuniiaat

A Greenlandic spell checker for Mozilla products.

Not yet rated
24 users

RadioGNU Protocol

Assists to setup a chat account for RadioGNU

Not yet rated
1 user

RadioGNU Now Playing No Restart

Show what I’m listening from RadioGNU

Not yet rated
1 user

ThunderStats! Your Thunderbird Statistics!

This addon adds awesome statistics to your beloved Thunderbird!

Not yet rated
61 users