My Favorite Add-ons

by Hellebaard

22 Add-ons in this Collection

Adblock Plus by Eyeo

Rated 5 out of 5 stars 7,670 reviews

11,638,309 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 210 reviews

136,761 users

OpenPGP message encryption and authentication for Thunderbird and SeaMonkey.

YouTube by ditman

Rated 5 out of 5 stars 246 reviews

4,822 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 126 reviews

2,321 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!

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.

Woordenboek Nederlands by fjoerfoks

Rated 3 out of 5 stars 62 reviews

67,859 users

Dutch dictionary with wordslist from OpenTaal.

Duck Duck Go (SSL) by SSL Search Bar

Rated 5 out of 5 stars 16 reviews

517 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.

Form History Control by Stephan Mahieu

Rated 5 out of 5 stars 121 reviews

19,612 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.

LightningButton by rsjtdrjgfuzkfg

Rated 5 out of 5 stars 14 reviews

16,261 users

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

Quick Locale Switcher by ppclick

Rated 3 out of 5 stars 88 reviews

185,221 users

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

Duplicate Contact Manager by Marian Steinbach, Copelnug

Rated 3 out of 5 stars 109 reviews

16,262 users

Facilitates handling of duplicates in your address book(s). Allow to search and remove similar contacts.

ChatZilla by Gijs Kruitbosch, Robert Ginda, others

Rated 4 out of 5 stars 150 reviews

52,357 users

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

Grammar Checker by Alexander Slesarev

Rated 3 out of 5 stars 7 reviews

3,060 users

Checks grammar using LanguageTool.

Contact Photos by Josh Geenen

Rated 4 out of 5 stars 26 reviews

2,616 users

Displays contact photos in the message header.
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