Add-ons
To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!
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4,811 matching results
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Booking.com
Booking.com: Over 870,095 hotels in 187 countries. Get great deals on accommodation in over 41,000 destinations worldwide. Book your hotel now!
Windows Desktop gadgets search - GadgetsKit.com
Search free Desktop Gadgets For Windows 7, Windows 8, Windows 10 and Vista at GadgetsKit.com
Startpage HTTPS Privacy Search Engine
Add Startpage - The World's Most Private Search Engine - to your search box. Startpage does not record your IP address. Search the Web in the best possible privacy!
Amazon.com Quick Search with Suggestions
Quick Search on Amazon.com with suggestions.
Amazon.com: Online Shopping for Electronics, Apparel, Computers, Books, DVDs, Housewares, Furniture, Sporting goods, Personal care & more.
British English Dictionary (Marco Pinto)
A fork of Mark Tyndall's add-on, based on David Bartlett's
British Dictionary R1.19 for Firefox, Thunderbird and SeaMonkey.
V3.3.6 has 140 000+ new words and also fixes.
FlashGot Mass Downloader
Requires Restart
Download all the links, movies and audio clips of a page at the maximum speed with a single click, using the most popular, lightweight and reliable external download managers.
English United States Dictionary
English United States (en-US) Dictionary as shipped with Thunderbird 115 ESR and Firefox 115 ESR.
French spelling dictionary
YouTube
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!
German Dictionary
German Dictionary (new Orthography) for spellchecking in Mozilla products
Spanish (Spain) Dictionary
Google (Default)
Saved Password Editor
Requires Restart
Adds the ability to create and edit entries in the password manager.
NetVideoHunter
Requires Restart
This add-on is a downloader that lets you easily download videos from sites like Youtube, Facebook, Metacafe, Dailymotion, Break, VKontakte and music for example from SoundCloud, Grooveshark and from many other sites...
User Agent Switcher
Requires Restart
The User Agent Switcher extension adds a menu and a toolbar button to switch the user agent of a browser.
SQLite Manager
Brazilian Portuguese Dictionary (New Spelling)
The same spellchecker shipped with the Brazilian version of Firefox.
DuckDuckGo (HTTPS / SSL)
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!
German dictionary (de_DE)
German dictionary igerman98 (de_DE, Germany), for Firefox, Thunderbird und Seamonkey.
To create your own collections, you must have a Mozilla Add-ons account.
