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Brazilian Portuguese Dictionary (Former Spelling)
The same spellchecker shipped with the Brazilian version of Firefox, just using the former spelling (which is valid until January 1st 2016).
GenScript Search
This is an officially supported GenScript Search Add-on, provided by GenScript. The GenScript Search Add-on can enable you get access to comprehensive biology services, products, and useful bioinformatics tools much more easily and conveniently.
Romanian spellchecking dictionary
100 Search Engines for Firefox
Why use one search engine like Google, Yahoo, or Bing when you can have those search engines, plus piles of other search engines. Why Searchalot? Over 100 search engines for you to use to find what you are looking for on the Internet.
StartPage
The Pirate Bay Search
DuckDuckGo (HTML SSL)
DuckDuckGo is the search engine that doesn't track you. We also have smarter answers and less clutter. This extension adds DuckDuckGo (non-JS HTML version) to the search bar. For more features, see the DuckDuckGo Plus add-on. Enjoy!
YouTube Downloader For Android
Search Addon For Firefox App
Search YouTube Videos, YouTube Downloader ( Also Search Video ) For Android FREE
Any Time Any Where YOutube Downloader at your device
Set Default Search : Go Firefox Setting > Search > Click on YouTube Downloader ..
German dictionary (de_AT)
German dictionary igerman98 (de_AT, Austria), for Firefox, Thunderbird und Seamonkey.
Thesaurus - Reference.com
Google Play Search
eBay Search Suggestions
Official eBay search add-on. Use eBay's search suggestions to search for eBay.com products directly from your browser, with suggestions as you type to speed up your shopping experience.
Pinterest - All-in-one Internet Search (SSL & TLS)
Pinterest - The #1 Pinterest Search Add-on - Download Now - Free & Unlimited - "A must have add-on for Pinterest."
(End-to-End Encryption & Secure Encrypted SSL Suggestions)
HTTPS
Binary App Dev
Wikipedia (de)
Croatian Dictionary (Hrvatski Rječnik)
Croatian Dictionary (Hrvatski Rječnik) for Mozilla Firefox, Thunderbird and SeaMonkey
Lithuanian spelling check dictionary
Lithuanian spellchecking dictionary for Mozilla applications. Included by default in Lithuanian localized versions of Mozilla software.
Ask.com
Google Scholar Search
Google Scholar helps you find relevant work across the world of scholarly research
Mycroft Project
The Mycroft Project is a collection of OpenSearch & Sherlock Search Engine Plugins for your internet browser.
To create your own collections, you must have a Mozilla Add-ons account.
