Newest Extensions

Subscribe

Identity Checker Requires Restart

This add-on checks to sender identity when send a message.

Not yet rated
43 users
Added July 21, 2016

Layout Button Requires Restart

A toolbar button to switch between layouts.

Rated 5 out of 5 stars (1)
204 users
Added July 9, 2016

Large Fonts Requires Restart

This add-on enables you to change the font size of the plain text editor of Thunderbird.

Rated 1 out of 5 stars (1)
469 users
Added June 25, 2016

LookOut (fix version) Requires Restart

LookOut is a plugin which allows Thunderbird to interface with Microsoft's mail tools by decoding metadata and attachments encapsulated/embedded in a TNEF encoded attachment (aka winmail.dat).
Support: Thunderbird and SeaMonkey

Rated 5 out of 5 stars (4)
15,360 users
Added June 24, 2016

TexTra Thunderbird Requires Restart

Thunderbirdのメールのテキストを翻訳、辞書引きを行います。

Not yet rated
62 users
Added June 23, 2016

ConferenceCall.co.uk templates

This plugin adds our savvy email templates to your Thunderbird toolbar.

Not yet rated
19 users
Added June 17, 2016

Telefonkonferenz.de-Vorlagen

Durch das Plug-in werden unsere praktischen E-Mail-Vorlagen Ihrer Thunderbird-Symbolleiste hinzugefügt

Not yet rated
14 users
Added June 17, 2016

AdSidebar

Live in harmony with ads.

AdSidebar is an alternative to traditional ad blocker extensions that benefits both the user and content creators. Ads are displayed in a sidebar on the right side of the screen.

Not yet rated
13 users
Added June 16, 2016

ConferenceCall.nl templates

Voegt de handige e-mail templates toe aan de knoppenbalk van Thunderbird om deelnemers aan uw conference call uit te nodigen.

Not yet rated
6 users
Added June 15, 2016

B-Trust Tool NEW

Configures B-Trust security devices, imports B-Trust certification chain.

Not yet rated
7,541 users
Added June 13, 2016

Emoji Requires Restart

Add emojis to your e-mails.

Rated 5 out of 5 stars (3)
6,230 users
Added June 10, 2016

No Resource URI Leak

Deny resource:// access to Web content: We fill the hole to defend against fingerprinting. Very important to Firefox privacy. A direct workaround for bugzil.la/863246

Rated 4 out of 5 stars (16)
5,171 users
Added May 30, 2016

TOrPeDO - TOoltip-poweRed Phishing Email DetectiOn Requires Restart

TOrPeDO ist ein Tool zum Erkennen von betrügerischen Links (Phishing). Bewegen Sie die Maus über einen Link in einer Email. TOrPeDO zeigt Ihnen die tatsächliche Webadresse in einem Tooltip an und hilft Ihnen, diese zu untersuchen.

Rated 4 out of 5 stars (4)
1,504 users
Added May 30, 2016

EuropeanMX Spam Reporter Requires Restart

Train your EuropeanMX filter by reporting unrecognized spam or false-positives back to us.

Not yet rated
44 users
Added May 25, 2016

StopAll Ads

GO ADS FREE NOW!
Browse Safely. Optimize Surfing

Rated 5 out of 5 stars (6)
644 users
Added May 17, 2016

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)
1,334 users
Added May 16, 2016

Tategaki Requires Restart

Tategaki allows vertical writing-mode on mail compose window.

Not yet rated
29 users
Added May 16, 2016

Highlight Unread Folders Requires Restart

This add-on enables highlighting the account names which contain unread messages.

Not yet rated
243 users
Added May 15, 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 (15)
93,118 users
Added May 13, 2016

RemindMeBot-Reddit

All the great features of /u/RemindMeBot in a quick and easy to use extension!

Rated 5 out of 5 stars (1)
105 users
Added May 11, 2016