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  • Tab Mix Plus

    Rated 4 out of 5 stars (2 499)
    Tab Mix Plus enhances Firefox's tab browsing capabilities. It includes such features as duplicating tabs, controlling tab focus, tab clicking options, undo closed tabs and windows, plus much more. It also includes a full-featured session manager.
    953 548 gebruikers
  • Stylish

    Rated 4 out of 5 stars (735)
    Restyle the web with Stylish, a user styles manager. Stylish lets you easily install themes and skins for Google, Facebook, YouTube, Orkut, and many, many other sites. You can even customize Firefox and other programs themselves.
    738 034 gebruikers
  • Squared tabs, appmenu, add-on bar, small button view and many more 'old' features for Firefox 29+ (Windows / MacOSX / Linux).

    All builds & changelogs on versions page!
    446 081 gebruikers
  • Personas Plus

    Rated 3 out of 5 stars (951)
    Personas are free, easy-to-install "skins" for Firefox. Personas Plus extends that built-in functionality to give you even more control and easier access to new, popular, and your own favorite Personas.
    434 706 gebruikers
  • FireGestures

    Rated 4 out of 5 stars (862)
    A customizable mouse gestures extension which enables to execute various commands and user scripts with six types of gestures.
    407 863 gebruikers
  • NoSquint

    Rated 5 out of 5 stars (448)
    NoSquint allows you to adjust the text-only and full-page (both text and images) zoom levels as well as color settings both globally (for all sites) and per site.
    332 883 gebruikers
  • Minimizes windows into the system tray.
    249 882 gebruikers
  • A suite of tools to enhance Reddit
    247 197 gebruikers
  • AiOS lets you open various windows as sidebar panels, and quickly switch between them. So it put an end to the window chaos! In addition to bookmarks and history it opens dialogues such as downloads, add-ons and more in the sidebar.
    230 164 gebruikers
  • Text Link

    Rated 4 out of 5 stars (279)
    Allows URI texts written in webpages to be loaded by double clicks.
    177 504 gebruikers
  • Print pages to Pdf

    Rated 4 out of 5 stars (260)
    Creates one Pdf from any amount of open Browsertabs,Bookmarks/-folder, Scrapbook(Plus) pages. This document can be archived, sended by e-mail or printed out with any standard Pdf Viewer.
    175 269 gebruikers
  • Bring back your personal and powerful Firefox Button!
    159 230 gebruikers
  • MeasureIt

    Rated 4 out of 5 stars (328)
    Draw a ruler across any webpage to check the width, height, or alignment of page elements in pixels.
    156 640 gebruikers
  • Status-4-Evar

    Rated 5 out of 5 stars (534)
    Status bar widgets and progress indicators for Firefox 4+
    146 693 gebruikers
  • Expand your email area by blocking and removing ads on the right hand side of the screen when using Gmail, Hotmail, Outlook.com and Yahoo Mail.
    139 984 gebruikers
  • Gives you a place to put all your add-on buttons without over-crowding the navigation bar.
    134 386 gebruikers
  • This add-on allows one to customize the theme "Classic Compact". Options include: 10 different toolbar button sets; turning off gradient backgrounds; OS scrollbars; dark system color support; merging menu bar into one menu button; etc.
    111 141 gebruikers
  • SearchPreview

    Rated 4 out of 5 stars (383)
    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.
    106 972 gebruikers

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