WhatRuns
Discover what runs a website - This Firefox extension helps you identify technologies used on any website at the click of a button.
8,375 users
Convert File
Add Convert File & Custom Web Search extension then click the icon on your toolbar Convert Your Files plus Yahoo Web Search.
8,193 users
Click and Read
Developed by the CNRS to facilitate access to documents, the extension scans the web page you visit for document identifiers (DOI, PMID, PII) and adds a link if the resource is available.
7,432 users
Safeplex Search
Add the Safeplex Search extension to easily detect real-time threats & enjoy custom secure Yahoo® search from your browser search bar.
7,425 users
Ezy Alarm Clock & Custom Web Search
Add the Ezy Alarm Clock & Custom Web Search extension to set alarms and access a world clock by clicking the favicon on the toolbar and get search results powered by Yahoo®
7,334 users
Speed Test Meter and Search
Add the Speed Test Meter and Search extension to get an internet speed test tool by clicking the favicon on the toolbar and get web search results by Yahoo®
7,300 users
Country Flags & IP Whois
Displays country flag of website's server location, Whois and Geo info on a browser addressbar icon
7,206 users
Hunter: Find email addresses in seconds
Find email addresses from anywhere on the web, with just one click.
7,182 users
Library Extension
See books, music and more at your local library as you browse the internet
7,015 users
Яндекс
Добавляет поисковой движок Яндекса
6,936 users
You.com | The Search Engine You Control
Sets Firefox's default search engine to You.com
6,854 users
Castorus
Castorus est un outil de suivi communautaire d'annonces immobilières. Castorus retient pour vous les éléments essentiels des annonces que vous consultez. Il vous indique l'évolution du prix de l'annonce, les éventuelles modifications, etc..
6,846 users
QRCode Scanner
Scan and decode QR Code. Internet is not required.
6,802 users
Translate Now
Right click a selection, page or link to translate words in Firefox using Google Translate, DeepL Translator or Bing Translator. In Firefox voor Android you first make a selection and then you use the button.
6,717 users
wiki.gg Redirect
Redirects all requests from wikis that have moved to wiki.gg from their former host.
6,571 users
Presearch.com Search Extension
Set your browser's default search to use Presearch.com
6,543 users
Yahoo Search Addon
This addon helps you set your default search engine to Yahoo
6,350 users
Google Analytics Opt-out
Prevents the Google Analytics and Tag Manager's JavaScript APIs from collecting data and recording the user
6,320 users
Пульс
Новые визуальные закладки Mail.Ru
6,273 users
CNET Shopping
CNET Shopping helps you find the best prices on your favorite products. Get promo codes and discounts with a single click.
6,237 users
Calendar Planner & Custom Web Search
Add the Calendar Planner & Custom Web Search extension to get an easy-to-use calendar planner by clicking the favicon on the toolbar & enjoy Yahoo!® search from your browser.
6,192 users
Rutracker Torrent Search
Easy and quick search for books, music, videos in torrents.
6,082 users
Seznam Doplněk – Email
Seznam Doplněk – Email vás upozorní, když přijde nový e-mail, a zjednoduší práci s více Seznam účty.
6,005 users
Scite
See scite Smart Citations–citations that display the context of the citation and describe whether the article provides supporting or contrasting evidence - around the web
5,942 users
Google Traduction
Google Translate , Adds a 'translate' button when text is selected. Google Traductor , Google Übersetzer , Google Traduttore , Google Tradutor , Google tra
5,750 users