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SendVia

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)
345 users
Updated August 27, 2010

Flat Folder Tree

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 (22)
2,722 users
Updated August 18, 2010

MailClassifier

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)
310 users
Updated August 11, 2010

Indian Language Transliterator

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)
59 users
Updated August 4, 2010

External Email Alert

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

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
13 users
Updated July 26, 2010

THUNDER!Box

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 5 out of 5 stars (24)
2,038 users
Updated July 26, 2010

XUL/Migemo

This includes 3 features about the find toolbar. First, the dictionary-assisted find. Second, more customizable Find Toolbar. Third, the highlight feature like Safari 3.

Rated 4 out of 5 stars (48)
1,049 users
Updated July 20, 2010

eMarks

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)
337 users
Updated July 12, 2010

Force RTL

Force a LTR locale to behave as if it was a RTL locale.

Rated 5 out of 5 stars (5)
191 users
Updated July 12, 2010

accountex

Export/Import Account Settings.....

Rated 2 out of 5 stars (28)
6,799 users
Updated July 2, 2010

Colored Diffs

Color diffs sent by SVN/CVS/GIT/Mercurial...

Rated 4 out of 5 stars (20)
791 users
Updated June 29, 2010

AddressBook In Mode ToolBar

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

Rated 4 out of 5 stars (7)
1,466 users
Updated June 29, 2010

ThunderCal

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 (13)
11,505 users
Updated June 23, 2010

Color Source

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

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

MarkSubfolders

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

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

SmartTemplate

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 (110)
1,785 users
Updated June 10, 2010

xultray for gecko 1.9.2

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)
67 users
Updated June 8, 2010

Thunderbird Message Filter Import/Export

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

Rated 3 out of 5 stars (64)
9,781 users
Updated June 1, 2010

xultray for gecko 1.9.1

Show xul application (gecko 1.9.1 based) in system tray. supports Firefox 3.5, Thunderbird 3.0.

Rated 5 out of 5 stars (3)
45 users
Updated May 31, 2010