Top-Rated Extensions

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eelpout

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

Rated 3 out of 5 stars (2)
7 users

Folder Selection (Thunderbird)

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

Rated 3 out of 5 stars (2)
11 users

Follow Reply

Find the replying or the following mail you wrote by clicking the arrow icon in the subject column of the thread panel

Rated 2 out of 5 stars (9)
398 users

mouseless

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

Rated 2 out of 5 stars (9)
2 users

Dooth

Dooth passphrase decryption

Rated 4 out of 5 stars (1)
1 user

Event-extract

Helps to add emails more easily to your calendar. Suggests date and time information based on email content when converting to an event or a task. Depends on Lightning addon for calendaring.

Rated 2 out of 5 stars (7)
620 users

Spamato4Thunderbird

A multi-faceted, collaborative approach against spam.

Rated 2 out of 5 stars (31)
508 users

Mark Read On Reply

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)
78 users

Telephone Message

Quickly and easy way to inform someone of a missed call. This addon allows you to email the person your passing the message onto, collecting their email address from your address book, with a collection of ready made messages.

Rated 2 out of 5 stars (8)
200 users

German Dictionary for Spelling

This is a German spelling dictionary, for finding spelling mistakes.
Select a text in German appearing on any web page and get a spelling check for it immediately!

Rated 3 out of 5 stars (2)
6,051 users

French Dictionary for Spelling

This is a French Spelling dictionary, for finding spelling mistakes.
Select a text in French appearing on any web page and get a spelling check for it immediately!

Rated 3 out of 5 stars (2)
5,188 users

Mailing List Manager

Clean up your Inbox and Organize your Mailing Lists

Rated 2 out of 5 stars (14)
149 users

LDAP - View Groups Members

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

Rated 3 out of 5 stars (4)
583 users

MuteThread

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)
131 users

Export for Thunderbird & Lightning Launcher

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)
1,656 users

DOM Inspector

Inspect the DOM of HTML, XUL, and XML pages, including the mail...

Rated 2 out of 5 stars (5)
186 users

CallingID Link Advisor

CallingID Link Advisor verifies the links you see in Firefox and Thunderbird are safe before you follow them. When the mouse is placed over any link a risk assessment and the full details of the site owner are displayed, helping you evaluate the...

Rated 2 out of 5 stars (10)
728 users

SMS Sidebar

If you work in front of a computer and send a lot of SMS text messages this is for you. Finally you can send SMS from the privacy of your Mozilla application. The focus of this addon is on efficiency, ease of use and easy access to advanced SMS featu...

Rated 2 out of 5 stars (17)
94 users

Tv program

It shows popular stations TV program in listings, alerts and bubble infos. It's only for Czech and Slovak TV stations.
Localization: sk, cs, hu, en

Rated 2 out of 5 stars (9)
147 users

Get An Account

Get An Account is a Mozilla Messaging addon that will allow you to create a secure, private account at a major email provider.

Rated 2 out of 5 stars (5)
43 users