Remote Developer Tools Server No Restart

This addon provides options for starting the developer tools server. It is especially valuable in XULRunner Apps where there is no UI to start the server.

NOTE: This addon is not mandatory in Firefox or Thunderbird, as support is built in.

Not yet rated
10 users
Added January 9, 2014

Download Status Bar No Restart

If you are the kind of person who likes to have total control over every aspect of your downloads, "Download Status Bar" is the add-on you are looking for.

Rated 5 out of 5 stars (302)
270,947 users
Added December 12, 2013

Bitcoin Venezuela No Restart

Add-on to see the average price of Bitcoin and shortcut for Bitcoin Venezuela.
Currency money:
EUR = Europe
VEF = Venezuela
ARS = Argentina

Not yet rated
7 users
Added December 8, 2013

JSON Inspector No Restart

Inspect JSON object from a URL or entered data.
Requires either DOM Inspector or DOM Inspector Plus! [dm] extension.

Not yet rated
366 users
Added October 25, 2013

Workflow, e-signature Nathky

Nathky provides workflow service by Thunderbird cooperation with each other through e-mail messages including process and results, and create e-signature documents.

Not yet rated
42 users
Added October 20, 2013

Unread Count

Maintains a file in the profile root directory with counts for unread messages per account. Useful for display in generic status bar, e.g.: taffybar, xmobar, dzen2, etc

Rated 5 out of 5 stars (2)
73 users
Added October 16, 2013


Google Keep for Thunderbird

Rated 4 out of 5 stars (5)
988 users
Added September 18, 2013

DivFind No Restart

Search in all your search engines at the same time

Rated 3 out of 5 stars (1)
53 users
Added August 4, 2013

Planteen Host Email

This is the official quick access link for Planteen Host Email. Plenty of FREE extras! Business and Corporate class email. Use your own domain, reliable, secure and access from any device.

Not yet rated
17 users
Added July 20, 2013

Address bulk copy (アドレス一括コピー)

Thunderbird は Outlook のようにアドレス全選択からの「一括コピー」ができません。

Rated 5 out of 5 stars (1)
1,086 users
Added July 11, 2013

Re: Sort


Rated 2 out of 5 stars (1)
31 users
Added April 28, 2013

sepsis-console (Deprecated)

THIS VERSION IS DEPRECATED. Use https://addons.mozilla.org/en-US/developers/addon/sepsis-console instead. See the description below.

sepsis-console is a general-purpose JavaScript console for all Mozilla toolkit applications.

Not yet rated
3 users
Added April 16, 2013

Tiny JavaScript Debugger

TinyJSD is a JavaScript debugger for privileged code running Mozilla products like Firefox, Thunderbird, SeaMonkey. It serves to debug the application as well as extensions written in JavaScript.

Rated 4 out of 5 stars (5)
29,774 users
Added March 17, 2013


Save everything you like. Simple text notes and pages downloaded from the internet, rich multimedia. Store any files and contacts from your address book with notes.

Rated 5 out of 5 stars (8)
357 users
Added March 1, 2013

L-Vin Thunderbird Brief Plugin

Versand von Papierbriefen über www.lvinpost.de

Rated 3 out of 5 stars (1)
12 users
Added February 15, 2013

WhatsApp Helper No Restart

Useful for WhatsApp.

Rated 1 out of 5 stars (4)
1,240 users
Added February 14, 2013

AjaXplorer for Filelink

Adds support to use Mozilla Filelink with an AjaXplorer account.

Rated 5 out of 5 stars (5)
448 users
Added February 14, 2013

Google+ Share for Thunderbird

Share a URL in Google+ directly from Thunderbird. This addon is the Thunderbird XUL version of Google+ Share for Firefox Desktop.

Not yet rated
471 users
Added January 24, 2013

iOS IMAP Notes

This extension allows to edit notes that were created by iOS devices within Thunderbird.
Some of the functionality is derived from the extension Header Tools Lite by Paolo "Kaosmos".

Rated 4 out of 5 stars (5)
482 users
Added January 5, 2013

Link Properties Plus

Provides extended link properties: size of linked file, last modified time, etc.

Rated 5 out of 5 stars (13)
1,806 users
Added January 2, 2013