Thunderbird

by PeterPerlich

47 Add-ons in this Collection

Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 5,156 reviews

17,240,659 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.

Spanish (Spain) Dictionary by tnarik, RickieES

Rated 4 out of 5 stars 112 reviews

295,938 users

Spanish/Spain Dictionary

Enigmail by Patrick Brunschwig

Rated 4 out of 5 stars 191 reviews

161,826 users

OpenPGP message encryption and authentication for Thunderbird and SeaMonkey.

United States English Spellchecker by jooliaan

Rated 3 out of 5 stars 161 reviews

435,510 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)".

German Dictionary by KaiRo

Rated 4 out of 5 stars 44 reviews

416,180 users

German Dictionary (new Orthography) for spellchecking in Mozilla products

Dizionario italiano by flod

Rated 4 out of 5 stars 52 reviews

155,533 users

Italian spellchecking dictionary

Mail Redirect by Pawel Krzesniak, Onno Ekker

Rated 4 out of 5 stars 124 reviews

39,529 users

Allow to redirect (a.k.a. "remail") mail messages to other recipients.

Quicktext by WizKid, R Kent James

Rated 4 out of 5 stars 332 reviews

100,853 users

Quicktext is an extension for Thunderbird that lets you create templates that can be easily inserted into your own emails.

Add-on Compatibility Reporter by Mozilla

Rated 4 out of 5 stars 188 reviews

67,116 users

Help make Firefox better. The Add-on Compatibility Reporter enables you to report if the Firefox add-ons that you're using are working properly.

Quick Locale Switcher by ppclick

Rated 3 out of 5 stars 89 reviews

213,894 users

Allows you to quickly switch to a different language (User Interface, Spell Checker Dictionary and Website content) in your Mozilla application.

British English Dictionary by Mark Tyndall

Rated 3 out of 5 stars 427 reviews

162,048 users

British English Dictionary R1.19 for Firefox, Thunderbird and SeaMonkey by David Bartlett.

To enable, right-click in a multi-line text box, select "Languages", then "English / United Kingdom".

Locale Switcher by bsmedberg

Rated 4 out of 5 stars 27 reviews

55,338 users

Displays a menu item for switching the application locale.

Signature Switch by Achim Seufert

Rated 4 out of 5 stars 188 reviews

87,185 users

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

AttachmentExtractor by Andrew Williamson

Rated 4 out of 5 stars 180 reviews

39,333 users

Extracts all attachments from selected messages and then can delete, detach or mark-read.
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