Message Composition

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Adds a menuitem to the Mail context Menu to Reply to a different Mailadress

Not yet rated
175 users
Updated April 8, 2014

Color Text Compose Buttons

Adds Text-Color buttons in Compose Window Toolbar with Built In Menu Options. Also adds buttons: Pixel Font Size, Strikethough, Subscript and Superscript, Lower and UpperCase, Clear Link and Clear Formatting. Also add Symbols and Link to MathType.

Rated 4 out of 5 stars (4)
123 users
Updated March 25, 2014

Send and Archive

Adds a button to send an email and archive the original message.

Rated 5 out of 5 stars (5)
274 users
Updated March 19, 2014

PennyPost

This extension makes it very easy to generate and attach stamps to outgoing mail. It also automatically detects and verifies stamps on incoming emails. The MBound algorithm requires a 16MB fixed table to work, HashCash is more CPU intense.

Not yet rated
8 users
Updated March 13, 2014

Flex Confirm Mail

Confirm mail address and attachments based on flexible rules.

Not yet rated
29 users
Updated March 4, 2014

Insert Link from Local File

Inserts links from local files via drag and drop on the composition window.

Not yet rated
10 users
Updated February 24, 2014

Attachemnt Encoding Detector

To detect file encoding of attachments, this forces to Thunderbird to use an encoding detector for a specific locale instead of the generic one.

Not yet rated
4 users
Updated February 24, 2014

Patch to Alert Invalid Addresses

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

Rated 1 out of 5 stars (1)
67 users
Updated February 24, 2014

[BETA] Kmaleon Extension

Con esta extensión podrás hacer una copia de tus emails en el programa kmaleon.

Not yet rated
7 users
Updated February 24, 2014

Kmaleon Extension (BETA)

Con esta extensión podrás hacer una copia de tus emails en el programa kmaleon.

Not yet rated
1 user
Updated February 19, 2014

ThunderPEC

ThunderPEC semplifica la gestione della Posta Elettronica Certificata (PEC) in Thunderbird.

Rated 5 out of 5 stars (4)
5,815 users
Updated February 13, 2014

hubiC for Filelink

Add hubiC support to Thunderbird's Filelink feature.

Rated 4 out of 5 stars (6)
678 users
Updated February 13, 2014

Stationery

Extension to mimic Outlook Express Stationery.
Allow you to use HTML files as templates for mail. Also allow custom template in replies or forwarded mail!

Rated 4 out of 5 stars (60)
33,827 users
Updated February 1, 2014

MALA Hindi Spell Checker by MCRPV, (Anurag Seetha)

MALA (Makhanlal) Hindi Shabd Shodhak to check Spelling of Hindi Unicode Text by Makhanlal Chaturvedi National University of Journalism & Communication, Bhopal, India. Chief Developer - Dr. Anurag Seetha. The program is Released Under the GNU GPL V 3

Not yet rated
2 users
Updated January 24, 2014

CategoryManager

This extensions enhances the category feature introduced by the SOGo-Connector: It allows to send emails to all the members of a category and provides a few category managing functions. The SOGo-Connector needs to be installed as well.

Rated 4 out of 5 stars (1)
125 users
Updated January 24, 2014

Macro Template No Restart

Macro Template is to replace mail templates with macros for date formatting.

Rated 5 out of 5 stars (1)
96 users
Updated January 20, 2014

Mail Merge Featured

Mass Mail and Personal Mail

Rated 5 out of 5 stars (110)
37,705 users
Updated January 15, 2014

mms Auto Correct

AutoCorrect for the Compose window.

Rated 3 out of 5 stars (16)
358 users
Updated January 2, 2014

Inbox Cleaner of expired Emails

Moves expired Emails out of your Inbox!

Not yet rated
22 users
Updated December 11, 2013

Certified Messages

Create secret messages in your emails that self destruct!

Rated 1 out of 5 stars (1)
23 users
Updated December 6, 2013