My Favorite Add-ons

by Hellebaard

22 Add-ons in this Collection

Adblock Plus by Eyeo

Rated 5 out of 5 stars 7,310 reviews

12,321,245 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.

Enigmail by Patrick Brunschwig

Rated 4 out of 5 stars 207 reviews

138,013 users

OpenPGP message encryption and authentication for Thunderbird and SeaMonkey.

YouTube by ditman

Rated 5 out of 5 stars 218 reviews

5,853 weekly downloads

This add-on will add an improved version of YouTube's search engine, now with search suggestions!

Thanks all who voted for helping this add-on to become public! Please keep leaving feedback!

DuckDuckGo (HTTPS / SSL) by DuckDuckGo

Rated 5 out of 5 stars 119 reviews

3,779 weekly downloads

DuckDuckGo is the search engine that doesn't track you. We also have smarter answers and less clutter. This extension adds DuckDuckGo (HTTPS / SSL version) to the search bar. For more features, see the DuckDuckGo Plus add-on. Enjoy!

Woordenboek Nederlands by fjoerfoks

Rated 3 out of 5 stars 60 reviews

69,437 users

Dutch dictionary with wordslist from OpenTaal.

TinEye Reverse Image Search by TinEye

TinEye is a reverse image search engine. The extension adds a context menu item so you can search for an image to find out where it came from, how it is being used, if modified versions of the image exist, or to find higher resolution versions.

Form History Control by Stephan Mahieu

Rated 5 out of 5 stars 116 reviews

19,674 users

Manage form history entries (search, edit, cleanup, export/import) and easy text formfiller.

Auto-save text entered in any form while typing to allow fast recovery when disaster strikes.

Duck Duck Go (SSL) by SSL Search Bar

Rated 5 out of 5 stars 14 reviews

478 weekly downloads

Duck Duck Go is a search engine that does not collect or share personally identifiable information. This search bar add-on utilizes SSL to protect searches between You and Duck Duck Go.

Quick Locale Switcher by ppclick

Rated 3 out of 5 stars 88 reviews

185,098 users

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

LightningButton by rsjtdrjgfuzkfg

Rated 5 out of 5 stars 14 reviews

16,032 users

Toolbar-Buttons for Lightning; advances the feature to get rid of the tabbar.

ChatZilla by Gijs Kruitbosch, Robert Ginda, others

Rated 4 out of 5 stars 146 reviews

57,138 users

A clean, easy to use and highly extensible Internet Relay Chat (IRC) client.

Identity Chooser by speedball2001

Rated 5 out of 5 stars 91 reviews

7,857 users

Identity Chooser helps you to always use the correct identity when composing a new email.

Grammar Checker by Alexander Slesarev

Rated 3 out of 5 stars 6 reviews

2,972 users

Checks grammar using LanguageTool.

Xpunge by Theodore Tegos

Rated 4 out of 5 stars 32 reviews

12,259 users

Empties the Trash and Junk folders, and compacts folders in multiple Thunderbird accounts.
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