Recently Updated Extensions

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Personasizer

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)
36 users
Updated September 29, 2010

BorderColors Requires Restart

Color-codes compose windows depending the active e-mail identity, to avoid sending messages from the wrong account.

Rated 4 out of 5 stars (38)
409 users
Updated September 11, 2010

notto Requires Restart

Do not send mail to the addresses found into notTo field.

Rated 5 out of 5 stars (6)
295 users
Updated September 8, 2010

EMail Address Crawler Requires Restart

Automatically fill your address books or send mass mails with e-mail addresses extracted from all your e-mails.

Rated 4 out of 5 stars (92)
2,706 users
Updated September 7, 2010

SendVia Requires Restart

Sometimes you need to select a specific SMTP server for sending the current message? Then SendVia is for you.

SendVia provides the `Send' button of message composition windows with a drop-down menu from which you can select or create the SMTP server...

Rated 4 out of 5 stars (12)
207 users
Updated August 27, 2010

Flat Folder Tree Requires Restart

Selectively breakout or promote sub-folders under an intermediate folder in the folder tree. Use with IMAP servers where some folders remain collapsed under special namespace like [Gmail] or the INBOX itself.

Rated 4 out of 5 stars (26)
3,238 users
Updated August 18, 2010

MailClassifier Requires Restart

The mailclassifier extension helps you to move the email in the right folder, it uses multi-level bayesian filtering...

Rated 3 out of 5 stars (19)
230 users
Updated August 11, 2010

Indian Language Transliterator Requires Restart

Indian Language Transliterator (developed at IIIT Hyderabad, India) is a Mozilla Thunderbird Add-on, developed to enable Thunderbird users to compose and send messages in 10 Regional Indian Languages, using their regular QWERTY keyboard!!!

Rated 4 out of 5 stars (1)
42 users
Updated August 4, 2010

External Email Alert Requires Restart

Alerts user to confirm that it is ok to send an external email.

Rated 3 out of 5 stars (6)
385 users
Updated July 27, 2010

parolu Requires Restart

Parolu enables Firefox to do speech synthesis of web pages written in Esperanto, useful for the blind (mainmenu.parolu) and for language learners (contextmenu.parolu). You'll need to install MBROLA on your machine first.

Not yet rated
7 users
Updated July 26, 2010

THUNDER!Box Requires Restart

Thunder!Box allows transferring contacts from your Thunderbird-Addressbook to the phonebook of a connected AVM FRITZ!Box FON router and back. You may also use your addressbook to initiate calls.

Rated 4 out of 5 stars (28)
1,721 users
Updated July 26, 2010

eMarks Requires Restart

Email Bookmarks are here ! ... eMark your important emails.

Do you have an email that will need to revisit/attend later on ? Would you like to keep it handy and get it with a simple click ? Bookmark your important emails with the eMarks addon.

Rated 4 out of 5 stars (17)
210 users
Updated July 12, 2010

accountex Requires Restart

Export/Import Account Settings.....

Rated 2 out of 5 stars (28)
4,855 users
Updated July 2, 2010

AddressBook In Mode ToolBar Requires Restart

Add adressbook button to "mode toolbar" (requires lightning extention)

Rated 4 out of 5 stars (7)
1,406 users
Updated June 29, 2010

ThunderCal Requires Restart

ThunderCal simply gives you a toolbar button that you can use to run Google Calendar inside Thunderbird. Inspired by the ThunderWave add-on.

Rated 4 out of 5 stars (16)
9,970 users
Updated June 23, 2010

Color Source Requires Restart

Add syntax highlighting of code in various languages to email messages via context menu.

Rated 5 out of 5 stars (2)
39 users
Updated June 22, 2010

MarkSubfolders Requires Restart

This Add-on provide ability to mark as read subfolders.

Rated 4 out of 5 stars (18)
217 users
Updated June 14, 2010

SmartTemplate Requires Restart

This Add-on provides the smart and simple templates and abilities to customize the quote header flexibly.
Templates can be inserted automatically at the new/repling/forwarding message. A different template can be used respectively per account.

Rated 4 out of 5 stars (111)
1,455 users
Updated June 10, 2010

xultray for gecko 1.9.2 Requires Restart

Show xul application (gecko 1.9.2 based) in system tray. supports Firefox 3.6 / 3.7 , Thunderbird 3.1

Rated 5 out of 5 stars (8)
37 users
Updated June 8, 2010

Thunderbird Message Filter Import/Export Requires Restart

Thunderbird Message Filter Import/Export is a thunderbird/mozilla extension to import/export message filters.

Rated 3 out of 5 stars (70)
6,843 users
Updated June 1, 2010