Recently Updated Extensions

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ThunderHTMLedit Requires Restart

Thunderbird HTML editor. This add-on adds a HTML tab to the composition window where you can see and edit the HTML source of the message.

Rated 5 out of 5 stars (3)
1,224 users
Updated November 14, 2016

Stego Block Requires Restart

Embeds a small secondary, encrypted message in an email, known as a Stego Block.

Not yet rated
5 users
Updated November 13, 2016

Message Notes Plus Requires Restart

Message Notes Plus allows to add notes to emails. The notes don't affect the email in any way.
They are stored locally on your hard drive.

The commercial version of the add-on allows to share notes with other users: http://msgnotes.alehro00.com

Rated 4 out of 5 stars (27)
4,569 users
Updated November 13, 2016

Thunderbook Requires Restart

Export messages (including RSS items) as e-books.

Not yet rated
184 users
Updated November 11, 2016

Emoji Requires Restart

Add emojis to your e-mails.

Rated 5 out of 5 stars (3)
5,857 users
Updated November 11, 2016

ThunderPEC Requires Restart

ThunderPEC semplifica la gestione della Posta Elettronica Certificata (PEC) e delle comunicazioni PCT e FatturaPA in Thunderbird.

Rated 5 out of 5 stars (12)
17,570 users
Updated November 10, 2016

Rspamd-spamness Requires Restart

Rspamd spam filtering system score visualization.

Not yet rated
168 users
Updated November 10, 2016

Add Signature Requires Restart

Simply add your signature manually (right mouse click) to your emails

Rated 3 out of 5 stars (36)
8,425 users
Updated November 7, 2016

Lightning Calendar Tabs Requires Restart

Displays tabs which allows quick navigation between time periods in Lightning calendar. All views of calendar are supported. Color of tab texts can be adjusted.

Rated 4 out of 5 stars (8)
28,071 users
Updated November 6, 2016

Zoiper Thunderbird Plugin Requires Restart

It allows you to make calls via Zoiper Communicator from Mozilla Thunderbird.

Not yet rated
104 users
Updated November 6, 2016

Bitmask Thunderbird Extension Requires Restart

This extension includes:

* A wizard for creating Bitmask email accounts on Thunderbird.
* Cache prevention for Bitmask accounts.

Not yet rated
284 users
Updated November 5, 2016

Ad-Aware Ad Block

Ad-Aware Ad Block improves your browser’s speed and protects your privacy by blocking ads and trackers. It also improves online security by blocking malicious URLs and establishing the most secure connection available.

Rated 4 out of 5 stars (16)
90,728 users
Updated November 3, 2016

Clippings Requires Restart

Save frequently-entered text for pasting later.

Rated 4 out of 5 stars (194)
35,664 users
Updated November 3, 2016

Logout Requires Restart

This extension adds "Logout" to the folders context menu.
After you "Logout" you will be asked again for passwords for this account (incoming and outgoing).

Not yet rated
15 users
Updated November 1, 2016

StartupMaster

Asks for the master password at startup (fixes multiple password prompt)

Rated 4 out of 5 stars (227)
21,946 users
Updated November 1, 2016

JIRA Integration Plugin (Beta) Requires Restart

Create Jira Tickets directly from within Mozilla Thunderbird (based on E-Mails). This Addons saves your Username and Password in clear text. Use on your own risk. (Also, you might need to disable the CSRF Filter in your JIRA Instance.)

Not yet rated
12 users
Updated October 31, 2016

Received Requires Restart

Displays the "Received" header parsed with a regular expression.

Rated 4 out of 5 stars (2)
37 users
Updated October 30, 2016

Menu Wizard Requires Restart

Customize menus : Helps removing, moving and renaming menus and menu items
Colorize important menu for ease of use! (use Style (CSS))
Change or disable any of used keyboard shortcuts
Support: Firefox, Thunderbird and SeaMonkey

Rated 5 out of 5 stars (196)
80,945 users
Updated October 28, 2016

Element Hiding Helper for Adblock Plus

Fight the text ads! Element Hiding Helper is a companion extension for Adblock Plus meant to make creating element hiding rules easier.

Rated 5 out of 5 stars (453)
577,927 users
Updated October 26, 2016

Deselect on Click 1.0 Requires Restart

Deselects current message when clicking in thread pane.

Rated 5 out of 5 stars (2)
137 users
Updated October 24, 2016