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Google.fr

Add Google France to Firefox's search bar.

Rated 3 out of 5 stars (4)
16 weekly downloads

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Google I'm Feeling Lucky

Searches Google with "I'm Feeling Lucky"

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

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Google (bg)

Търсене в Google България

Rated 4 out of 5 stars (3)
15 weekly downloads

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PHP Manual Search

PHP manual search engine

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

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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

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ScienceDirect Scientific Search

Elsevier's ScienceDirect is one of the largest online collections of published scientific research. The articles are grouped in four main sections: Physical Sciences and Engineering, Life Sciences, Health Sciences, and Social Sciences and Humanities.

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

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BoodiGo

BoodiGo Search Plugin

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

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(G)mailto:

(G)mailto: Will load in a Firefox's tab a new email at Google Mail, so you'll start writing to that email you typed.

Rated 4 out of 5 stars (10)
15 weekly downloads

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Splunk

A search engine plug-in for searching the Splunk KnowledgeBase and forums.

Not yet rated
14 weekly downloads

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Google NZ

Provides a Google NZ Firefox search bar option (for New Zealand).

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

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Baidu Search

百度搜索-支持最新版

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

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Google without Redirect

Google without redirect to google.xx

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

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

YouTube - The #1 YouTube Search Add-on - Download Now - Free & Unlimited - "A must have add-on for YouTube."


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


HTTPS


Binary App Dev

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

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Firefox Marketplace

Search WebApps in Firefox Marketplace

Rated 4 out of 5 stars (3)
14 weekly downloads

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DuckDuckGo Deutsch, WOT, Suchergebnis unbeschänkt

Die datenschutzfreundliche Suchmaschine DuckDuckGo in der Region Deutschland, unbeschränkte Suchergebnisse und WOT-Symbole für jedes Ergebnis. WOT eine der größten Bewertungsplattformen für Websites ist in DuckDuckGo integriert, aber normal aus.

Not yet rated
13 weekly downloads

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Subtitle Seeker

subtitleseeker.com is a free, fast and effecient subtitles search-engine combining results from multiple subtitle sites.

Not yet rated
13 weekly downloads

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openpdf - Ebook PDF Search Engine and Viewer

PDF Search Engine

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

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Google Drive Files Search

Save time for searching your files in google drive by installing the addon to directly search your google drive files from the adress bar of firefox or in the search box.

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

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Google SSL(Language: RU)

Google SSL- Safe Search Russian-language sites

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

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WordPress Codex

Search the WordPress Codex website.

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

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