Thunderbird 3 at work

by klint

90 Add-ons in this Collection

Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 4,189 reviews

18,410,658 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.

United States English Spellchecker by jooliaan

Rated 4 out of 5 stars 142 reviews

559,348 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 79 reviews

261,233 users

Adds some tools to import and export folders and messages

Provider for Google Calendar by Philipp Kewisch

Rated 4 out of 5 stars 504 reviews

332,834 users

Allows bidirectional access to Google Calendar

Saved Password Editor by Daniel Dawson

Rated 5 out of 5 stars 157 reviews

88,687 users

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

LookOut by Aron Rubin

Rated 4 out of 5 stars 133 reviews

159,608 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).

Thunderbird Conversations by Jonathan Protzenko

Rated 4 out of 5 stars 317 reviews

80,826 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 24+ only (see below for details).

FoxClocks by Andy McDonald

Rated 4 out of 5 stars 280 reviews

101,988 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.

Extra Folder Columns by Joey Minta, Standard8

Rated 4 out of 5 stars 168 reviews

207,713 users

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

Signature Switch by Achim Seufert

Rated 4 out of 5 stars 141 reviews

88,026 users

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

Mail Merge by Alexander Bergmann

Rated 5 out of 5 stars 110 reviews

40,437 users

Mass Mail and Personal Mail

Slim Add-ons Manager by Andreas Wagner

Rated 5 out of 5 stars 28 reviews

8,008 users

The Add-ons Manager slims down!
This add-on reduces the height of entries in the Add-on Manager, so you can display more of them at a time.

CompactHeader by jmozmoz

Rated 5 out of 5 stars 146 reviews

183,372 users

Add symbol in header plane to switch between compact and expanded view. Options to switch between one or two lines compact view, which buttons should be displayed in header pane. Linkify RSS subject. Optionally darkens header if message has focus.
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