Thunderbird 3 at work

by klint

89 Add-ons in this Collection

Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 5,346 reviews

16,156,441 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.

ImportExportTools by Paolo "Kaosmos"

Download Now

Experimental

Rated 4 out of 5 stars 155 reviews

436,078 users

Adds some tools to import and export folders and messages

Download Status Bar by Szalgiris

Rated 5 out of 5 stars 277 reviews

200,330 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 928 reviews

340,240 users

Allows bidirectional access to Google Calendar

United States English Spellchecker by jooliaan

Rated 3 out of 5 stars 163 reviews

417,075 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)".

MinimizeToTray revived by Nils Maier

Rated 5 out of 5 stars 320 reviews

182,232 users

Minimizes windows into the system tray.

LookOut by Aron Rubin

Rated 4 out of 5 stars 152 reviews

203,101 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).

Mail Merge by Alexander Bergmann

Rated 5 out of 5 stars 147 reviews

61,478 users

Mass Mail and Personal Mail

Saved Password Editor by Daniel Dawson

Rated 5 out of 5 stars 253 reviews

84,025 users

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

FoxClocks by Andy McDonald

Rated 4 out of 5 stars 312 reviews

56,306 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.

Thunderbird Conversations by Jonathan Protzenko

Rated 4 out of 5 stars 406 reviews

48,926 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).

Notepad (QuickFox) by InBasic, Jeremy Jr Benthum

Rated 4 out of 5 stars 171 reviews

17,756 users

Everyday note-taking solution.

Add-ons Manager Context Menu by Zulkarnain K.

Rated 5 out of 5 stars 36 reviews

164,328 users

Add more items to Add-ons Manager context menu.

StartupMaster by htamas

Rated 4 out of 5 stars 239 reviews

21,631 users

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