Search Tools

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  • Find out which websites you can trust. WOT adds intuitive traffic light-style icons next to search results and URLs to help you make informed decisions about whether to visit a site or not.
    1,205,011 users
  • Xmarks Sync

    Bookmarks
    Rated 4 out of 5 stars (2,504)
    Xmarks is the #1 bookmarking and open tab add-on. Keep your bookmarks, and open tabs backed up and synchronized across computers and browsers. Mobile phones with Premium access. Utilize LastPass to sync passwords!
    357,512 users
  • DuckDuckGo Plus

    Search Tools
    Rated 4 out of 5 stars (135)
    DuckDuckGo is the search engine that doesn't track you. We also have smarter answers and less clutter. This extension makes DuckDuckGo available in the address bar, search bar and right-click menu. Also adds a handy toolbar button with more features!
    182,914 users
  • Compare prices at thousands of retail sites with the Amazon 1Button App!
    Get special offers and features right at your fingertips. Search Amazon and the Web at the same time, get a head-start on deals, add to your wishlist, and much more.
    166,587 users
  • StumbleUpon

    Search Tools
    Rated 4 out of 5 stars (213)
    StumbleUpon is the easiest way to discover new and interesting photos, videos, web pages and more, recommended by a community of experts. Tell us what you are interested in and we recommend page after page of amazing stuff you’d never expect to see.
    139,769 users
  • TinEye is a reverse image search engine. The plugin adds a context menu item that allows you to search for an image to find out where it came from, how it is being used, if modified versions of the image exist, or to find higher resolution versions.
    130,309 users
  • SearchPreview

    Appearance
    Rated 4 out of 5 stars (381)
    The extension previously known as GooglePreview. Inserts preview images (thumbnails) and popularity ranks of web sites into the Google, Yahoo, Bing and DuckDuckGo search results pages.
    113,630 users
  • Make any pages' search functionality available in the Search Bar (or "search box")...
    97,037 users
  • Google™ Translator is a handy multi-language translator built on top of Google Translate. It gives you Google Translate UI feel right on your Firefox toolbar.
    95,625 users
  • 自动比较同款商品在淘宝、天猫、京东等的价格,显示最近3个月的价格曲线,将商品添加到“想买”即可开通降价提醒。如意淘,淘我如意的!
    92,480 users
  • Ecosia is a search engine that donates 80% of its surplus income to a tree planting program in Burkina Faso.
    By searching with Ecosia you can help the environment for free.

    This extension adds Ecosia as a search engine in Firefox. Give it a try!
    74,674 users
  • Seoquake is a Firefox SEO extension aimed primarily at helping web masters who deal with search engine optimization (SEO), social media optimization (SMO) and internet promotion. Seoquake allows to investigate many important SEO parameters.
    70,037 users
  • Zoom Page

    Appearance
    Rated 5 out of 5 stars (99)
    Full featured zoom manager with independent page and image zoom modes. Choose from four zoom modes: Default Zoom, Fit-To-Width, Default Zoom + Site Specific or Fit-To-Width + Site Specific. Button style and zoom levels are fully configurable.
    69,600 users
  • This extension prevents Google, Yahoo and Yandex search pages from modifying search result links when you click them. This is useful when copying links but it also helps privacy by preventing the search engines from recording your clicks.
    66,560 users
  • Wappalyzer

    Search Tools
    Rated 4 out of 5 stars (95)
    Wappalyzer is a browser extension that identifies software on websites.
    66,505 users
  • Speed up your web search & search via your address bar

    ✔ get autocomplete ideas while typing
    ✔ get search results instantly as you type
    ✔ customize your own search-shortcuts

    Instructional Video: http://y2u.be/W-BvOGf0kaM
    Visit instantfox.net
    54,857 users
  • This extension allows you to initiate a Google search using any image on the web. By the Google Images team.
    53,186 users
  • Omnibar

    Search Tools
    Rated 4 out of 5 stars (455)
    Integrates location bar and search bar into one. Shows search and url suggestions. Quickly switch search engine using search keywords. Provides different auto-complete popup styles for compact displays.
    50,570 users

Top Rated See all »

  • Search/browse/shop faster than ever! Ctrl-Shift-F for whole-word/regex/all tabs/diacritic search;create custom engines;shopping assistant compares price;Smart SearchBox;Preview results;Auto copy plain text, FF36 users must use v3.362 (on addon page)!
    13,790 users
  • FindBar Tweak

    Appearance
    Rated 5 out of 5 stars (212)
    Anything between simple tweaks such as placing the findbar in the top corner, to the powerful "Find in All Tabs" tool, FindBar Tweak will make your find toolbar "just right"!
    28,704 users
  • This extension prevents Google, Yahoo and Yandex search pages from modifying search result links when you click them. This is useful when copying links but it also helps privacy by preventing the search engines from recording your clicks.
    66,560 users
  • Reader

    Search Tools
    Rated 5 out of 5 stars (47)
    Reader is the ultimate Reader tool for Firefox.
    34,611 users
  • Ubuntu-it Menu

    Bookmarks
    Rated 5 out of 5 stars (19)
    Quick navigation menu through all the resources of the Italian community of the Linux distribution Ubuntu (www.ubuntu-it.org). Allow also a quick navigation through some resources of other Ubuntu communities including the international one.
    1,538 users
  • Image Search Options provides a set of highly customizable reverse image search context menu options.
    18,324 users
  • budaneki

    Language Support
    Rated 5 out of 5 stars (85)
    Select a text and instantly get information about it in inline window or translate it via google translate
    ----------------------------------------------------
    Bu da ne ki dediginiz an size ne oldugunu gosteren eklenti
    857 users
  • Instant lyrics on Grooveshark, YouTube, Spotify, Deezer, 8tracks, Rdio and many other music sites in a flexible panel. 40+ sources ensure that lyrics are always found. Simple to use and highly customizable. (formerly called "YouTube Lyrics by Rob W")
    5,207 users
  • Ecosia is a search engine that donates 80% of its surplus income to a tree planting program in Burkina Faso.
    By searching with Ecosia you can help the environment for free.

    This extension adds Ecosia as a search engine in Firefox. Give it a try!
    74,674 users
  • Biobar

    Search Tools
    Rated 5 out of 5 stars (11)
    A power browsing toolbar for the Life Sciences (Biology/Bioinformatics/Medicine). Easily search and retrieve data from over 45 bioinformatics services from the comfort of the toolbar. Links to bioinformatics tools and resources.
    2,200 users
  • ConQuery

    Search Tools
    Rated 5 out of 5 stars (38)
    Context searching for everyone and URL manipulation tool for advanced users...
    514 users
  • LuckyBar

    Appearance
    Rated 5 out of 5 stars (16)
    Changes Firefox 4's default location bar behavior to a 'I'm feeling lucky' Google search (like Firefox 3.x used to do).
    514 users
  • Unser Gutschein-Melder informiert dich vor JEDEM Einkauf, ob der GutscheinDoktor gratis Gutscheincodes für deinen Einkauf bereithält.
    1,397 users
  • Un-censor the net and illegally taken down domains.
    6,803 users
  • Context Search X

    Search Tools
    Rated 5 out of 5 stars (83)
    Enhances the context menu with a list of search engines and specified engines placed outside the submenu. Includes an item to search for selected text on the current site. Mouse buttons and accesskeys are customizable. Fully configurable with GUI.
    11,914 users
  • Easy DragToGo

    Tabs
    Rated 5 out of 5 stars (357)
    Note from Mozilla: This add-on has been discontinued. Try DragIt instead.

    Allows you to open links in new tabs, and do more with drag and drop gestures easier.
    3,793 users
  • Keyword Search

    Search Tools
    Rated 5 out of 5 stars (73)
    Search in the awesome bar without changing your search engine.
    13,060 users
  • lolifox - Fierr MOD

    Appearance
    Rated 5 out of 5 stars (13)
    Replaces the error page with a lolifox appearance with additional features.
    4,512 users

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