オススメアドオン

by dynamis

25 Add-ons in this Collection

Provider for Google Calendar by Philipp Kewisch

Rated 3 out of 5 stars 1,659 reviews

176,739 users

Allows bidirectional access to Google Calendar

Manually sort folders by Jonathan Protzenko, Itagaki Fumihiko

Rated 4 out of 5 stars 628 reviews

11,083 users

This extension allows you to manually sort (order) your folders in the folder pane of Thunderbird or automatically sort them, but in a better way. This extension also allows you to re-order accounts in the folder pane.

User Agent Switcher by chrispederick

Rated 4 out of 5 stars 336 reviews

160 users

The User Agent Switcher extension adds a menu and a toolbar button to switch the user agent of a browser.

Mail Merge by Alexander Bergmann

Rated 5 out of 5 stars 231 reviews

66,169 users

Create and Save or Send Multiple Individual and Personalized Messages from a Draft

Remove Duplicate Messages by Eyal Rozenberg

Rated 4 out of 5 stars 300 reviews

92,776 users

Search and remove messages which are the same as other messages in your mail folders (referred to as duplicates or dupes).

Session Manager by Michael Kraft

Rated 5 out of 5 stars 850 reviews

141 users

Session Manager saves and restores the state of all or some windows - either when you want it or automatically at startup and after crashes. It can also automatically save the state of open windows individually.

CompactHeader by jmozmoz

Rated 5 out of 5 stars 191 reviews

14,685 users

Add symbol in header plane to switch between compact and expanded view. Work only for Thunderbird 68.0 and older. Currently, there are no plans to update this for newer versions.

Confirm-Address by Meatian

Rated 4 out of 5 stars 75 reviews

18,098 users

Confirm E-mail address before sending mail

DOM Inspector by SeaMonkey Council

Rated 5 out of 5 stars 78 reviews

13,250 users

DOM Inspector is a tool that can be used to inspect and edit the live DOM of any web document or XUL application. The DOM can be navigated using a two-paned window displaying a variety of different views on the document and all nodes within.

Secure Addressing by Hiroya Matsuba

Rated 4 out of 5 stars 31 reviews

87 users

This add-on provides features to avoid sending emails to wrong addresses. Key features are a confirmation window of recipient's addresses upon sending, name and affiliation look up at mail composition and main windows, and safe auto completion.

Firesizer by orev

Rated 4 out of 5 stars 127 reviews

9 users

Allows you to resize the window to specific dimensions.

NOTE: Users of Firefox 29 and above must install "The Addon Bar" extension to use this, as Firesizer uses the add-on bar that has been removed in Firefox 29.

Auto Address Cleaner by markopee

Rated 5 out of 5 stars 57 reviews

255 users

Removes comment, display name automatically from addresses before sending mail.

LaTeX It! by Jonathan Protzenko

Rated 4 out of 5 stars 38 reviews

54 users

This addons allows you to write LaTeX expressions in your emails such as $x^2$ or $$\sum_{x=0}\infty$$ and have them all replaced by a PNG image with the corresponding formula inside.

*Note: this addon is not compatible with Thunderbird 78+*

AutoPager by Wind Li

Download Now

Experimental

Rated 4 out of 5 stars 394 reviews

0 users

AutoPager automatically loads next pages when you reach the end of a page. It works on a ton of sites,Google,Yahoo..
It works well with most other add-ons adblock plus, WOT and most of the greasemonkey scripts.
You can also try AutoPagerLite.

Google Privacy by Herrminator

Rated 4 out of 5 stars 33 reviews

25 users

Make some popular websites respect your privacy settings.
Please see the known issues below!
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