Thunderbird 3 at work

by klint

89 Add-ons in this Collection

Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 4,914 reviews

19,828,625 users

Blocks annoying video ads on YouTube, Facebook ads, banners and much more.

Adblock Plus blocks all annoying ads, and supports websites by not blocking unobtrusive ads by default (configurable).

Lightning by Mozilla Calendar Project

Organize your schedule and life's important events in a calendar that's fully integrated with your Thunderbird email. Manage multiple calendars, create your daily to do list, invite friends to events, and subscribe to public calendars.

Download Status Bar by Szalgiris

Rated 5 out of 5 stars 325 reviews

243,557 users

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.

Provider for Google Calendar by Philipp Kewisch

Rated 4 out of 5 stars 1,001 reviews

274,698 users

Allows bidirectional access to Google Calendar

United States English Spellchecker by jooliaan

Rated 3 out of 5 stars 164 reviews

462,234 users

United States English Spellchecker for Firefox, Thunderbird and SeaMonkey by Kevin Atkinson and Geoff Kuenning.

To enable, right-click in a multi-line text box, select "Languages", then "English (United States)".

ImportExportTools by Paolo "Kaosmos"

Download Now

Experimental

Rated 4 out of 5 stars 122 reviews

306,833 users

Adds some tools to import and export folders and messages

LookOut by Aron Rubin

Rated 4 out of 5 stars 145 reviews

186,956 users

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).

Signature Switch by Achim Seufert

Rated 4 out of 5 stars 164 reviews

84,204 users

Switch the signature on/off or choose a new one from your predefined set...

Saved Password Editor by Daniel Dawson

Rated 5 out of 5 stars 204 reviews

88,917 users

Adds the ability to create and edit entries in the password manager.

Thunderbird Conversations by Jonathan Protzenko

Rated 4 out of 5 stars 393 reviews

66,903 users

This addon provides a conversation view for Thunderbird, grouping messages together and allowing you to reply "inline" thus providing a more efficient workflow.

The latest version is compatible with Thunderbird 38+ only (see below for details).

Mail Merge by Alexander Bergmann

Rated 5 out of 5 stars 134 reviews

44,251 users

Mass Mail and Personal Mail

Extra Folder Columns by Joey Minta, Standard8

Rated 4 out of 5 stars 227 reviews

166,337 users

This extension is for those TB3 users who want the multiple-columns view that TB2 allowed

FoxClocks by Andy McDonald

Rated 4 out of 5 stars 304 reviews

69,530 users

FoxClocks shows times around the world - or just your local time - at the bottom of your browser. It deals with daylight saving time so you don't have to.

URL Link by Neil Bird

Rated 4 out of 5 stars 49 reviews

14,530 users

URL Link is a small Firefox and Thunderbird extension that allows you to select a non-URL in a mail/news message or web-page, and open it in a browser window.
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