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GoogleImages

Google Images Search Engine - Unofficial addon

Rated 5 out of 5 stars (4)
44 weekly downloads

Google (Language: RU)

Google - Russian language sites

Rated 5 out of 5 stars (15)
39 weekly downloads

Packet Storm search plugin.

This plugin lets you search on Packet Storm - www.packetstormsecurity.org - database. Packet Storm offers an abundant resource of up-to-date and historical security tools, exploits, and advisories.

Not yet rated
39 weekly downloads

DRAE

Buscador para el Diccionario de la Real Academia Española (DRAE) (most authoritative dictionary of the Spanish language)

Rated 4 out of 5 stars (20)
37 weekly downloads

GMX Search

With GMX Search you safely and quickly find what you are searching for.

Rated 4 out of 5 stars (4)
27 weekly downloads

Google México

Buscar usando Google México

Rated 5 out of 5 stars (4)
25 weekly downloads

1&1 Search

With 1&1 Search you safely and quickly find what you are searching for.

Not yet rated
23 weekly downloads

KidzSearch Safe Search Engine for Kids v1.2

KidzSearch is the leading search engine for kids. It is used and trusted by 1000's of schools around the world. This Add-on filters all search requests and uses Google Strict SafeSearch to ensure the safest results possible.

Rated 5 out of 5 stars (2)
16 weekly downloads

Scroogle (SSL)

*** Update: Feb 22, 2012 ***
Unfortunately, Scroogle has shut down permanently. Between Google gimping them, and a sustained DDoS, they have decided to close for good.

Moving forward, you may with to consider using Startpage or DuckDuckGo.

Rated 5 out of 5 stars (4)
15 weekly downloads

The Unix and Linux Forums (unix.com)

This add-on adds a custom search engine to the Firefox search bar to quickly search The UNIX and Linux Forums (unix.com) using the forum's custom Google site search engine.

Rated 4 out of 5 stars (5)
13 weekly downloads

Open Library Search

Open Library: One web page for every book ever published.

Rated 5 out of 5 stars (3)
13 weekly downloads

Social networks

Search in social networks! | sequere.net

Rated 4 out of 5 stars (1)
12 weekly downloads

Movies - All-in-one Internet Search (SSL & TLS)

Movies - The #1 Movie Search Add-on - Download Now - Free & Unlimited - "A must have add-on for film fans."


(End-to-End Encryption & Secure Encrypted SSL Suggestions)


HTTPS


Binary App Dev

Not yet rated
12 weekly downloads

ONCEI (alpha)

New SearchEngine, New Innovation !
Moteur de recherche crée par la Société Francophone : DNA CORPORATE (SAS)
Nous n'utilisons pas d'API, ni des services d'autres sociétés externes, tout nos résultats sont dans notre base de données.

Not yet rated
12 weekly downloads

Twitter search plugin

Adds Twitter search to Firefox.

Not yet rated
11 weekly downloads

Wadoo!

Wadoo! - Web Directory and Search Engine.

Rated 3 out of 5 stars (2)
9 weekly downloads

Search using Imhonet.ru

Search on Imhonet.ru recommendation service

Rated 5 out of 5 stars (1)
9 weekly downloads

eBay Germany

Search eBay Deutschland / Germany (ebay.de) with suggestions from the most popular items in eBay

This search extension supports the following sites
www.ebay.de

Rated 1 out of 5 stars (3)
9 weekly downloads

Search YouTube, Yahoo, MySpace Videos and More!

Search videos from YouTube, Hulu, Metacafe, Dailymotion, MTV, Ebaumsworld, MySpace, Google, Bing, Yahoo and MORE great sites all on one simple page.

ZaPom searches virtually ALL of your favorite video websites at once and saves your precious time.

Rated 2 out of 5 stars (4)
9 weekly downloads

Meta-Search Engine & Directory

Searchen Networks®, or Searchen®, is a meta-search engine and directory service designed for the United States. Includes Yahoo, Google, Bing and Ask search engines. Add-on makes Searchen Networks® easily available from your browsers search box.

Rated 5 out of 5 stars (1)
9 weekly downloads