Startpage.com HTTPS Privacy Search Engine
Add Startpage.com - The World's Most Private Search Engine - to your search box. Startpage.com does not record your IP address. Search the Web in the best possible privacy!
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!
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
MetaGer - Metasuche
Die Metasuche über deutschsprachige Suchmaschinen
PHP Manual Search
PHP manual search engine
SwissCows
Moteur de recherche Swisscows, DE,FR,EN
Google Argentina
Add to Google Argentina to the search bar to get results with regional relevance and Spanish language.
Eccellio Science - Search Engine
Eccellio Science is fully dedicated to students and researchers that want to obtain fresh results and are very focused on Science matters. Not just Wikipedia as it often happen, but accredited and specialized websites. Enjoy Eccellio Science!
SweetSearch
SweetSearch is A Search Engine for Students. It searches only trustworthy, credible Web sites, and avoids the clutter you find in other search engines. It is particularly useful for biographies, history, and other research assignments.
Ecosia Search Plugin
Search plugin for the Ecosia search engine
Eccellio Movies - Search Engine
Eccellio Movies helps you find everything about the fabulous world of Cinema, from glamorous Actor and Actress, Awards, Criticism, Directors, Film Festivals, Home Video, Memorabilia, Reviews, Soundtrack, Theaters and so on. Enjoy Eccellio Movies!
Google Venezuela
Añada a Google Venezuela en la barra de búsqueda, para obtener resultados con relevancia regional y en idioma español.
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!
Google (Language: RU)
Google - Russian language sites
Multitran search
Multitran dictionary search IMPORTANT: due to changes in Mozilla addons, this addon will soon be removed. New version is available here: https://addons.mozilla.org/en-US/firefox/addon/multitran-search-2/
Duck Duck Go (SSL)
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.
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!
Urban Dictionary
Search using Urban Dictionary
Google Chile
Buscar con Google Chile
Gutscheinaffe Suche
Gutscheinaffe.de - Suchmaschine
Google Dịch
Google Dịch
Google Video Search
Search Google Video from the search field in Firefox. Please review if you like it, or if you don't...
CNRTL
Search for a French word definition on the CNRTL dictionary. Rechercher des mots dans le dictionnaire lexical du portail CNRTL.
Yandex-EN
Search Yandex.com in English
搜狗
搜狗搜索是搜狐公司于2004年8月3日推出的全球首个第三代互动式中文搜索引擎，域名www.sogou.com。搜狗以搜索技术为核心，致力于中文互联网信息的深度挖掘，帮助中国上亿网民加快信息获取速度，为用户创造价值。