To use these add-ons, you'll need to download Firefox.

Log in

15,846 extensions found in Appearance

Filter results
Search results
  • Plasma Integration

    Plasma Integration

    Multitask efficiently by controlling browser functions from the Plasma desktop.

    KDE

    93,236 users

  • BTRoblox - Making Roblox Better

    BTRoblox - Making Roblox Better

    BTRoblox, or Better Roblox, is an extension that aims to enhance Roblox's website by modifying the look and adding to the core website functionality by adding a plethora of new features.

    AntiBoomz

    85,589 users

  • DocsAfterDark: Dark Mode for Google Docs

    DocsAfterDark: Dark Mode for Google Docs

    Beyond dark mode for Google Docs

    waymondrang

    74,953 users

  • Old Reddit Redirect

    Old Reddit Redirect

    Ensure Reddit always loads the old design

    tomjwatson

    64,650 users

  • Vue.js devtools

    Vue.js devtools

    DevTools extension for debugging Vue.js applications.

    Vue.js

    58,402 users

  • 7TV

    7TV

    Improve your viewing experience with 7TV on Twitch and YouTube with new features, emotes, vanity and performance.

    7TV

    49,361 users

  • PrintFriendly - Print, PDF, and Screenshot

    PrintFriendly - Print, PDF, and Screenshot

    Make web pages printer-friendly, convert to PDFs, or capture full page screenshots. Remove ads for clean pages ready to print or save as PDFs.

    Print Friendly & PDF

    49,303 users

  • Dark Mode

    Dark Mode

    Dark theme and night shift mode for every website. Care your eyes, use Dark Mode for night and daily web browsing.

    Dark Mode

    48,174 users

  • Dark Mode (WebExtension)

    Dark Mode (WebExtension)

    A global dark theme for the web

    Bernard

    46,770 users

  • Redux DevTools

    Redux DevTools

    DevTools for Redux with actions history, undo and replay.

    timdorr

    42,011 users

  • YouTube Downloader

    YouTube Downloader

    Looking for youtube video downloader? Install the YouTube Downloader and download video from YouTube.

    al3k_popov

    38,604 users

  • Adblock for Youtube™

    Adblock for Youtube™

    Popular Adblock for Youtube™ Extension: Removes the video ads from Youtube™. Thanks to all AdBlock supporters!

    Adblock Systems

    38,011 users

  • Tab Auto Refresh

    Tab Auto Refresh

    Automatically refresh tabs based on custom time intervals

    Alex

    36,863 users

  • Privacy Extension For WhatsApp™ Web

    Privacy Extension For WhatsApp™ Web

    The Privacy Extension For WhatsApp™ Web hides your messages from unwanted glimpses until you hover over them. In the search bar, you can disable the blur effect on all messages manually and specify what elements to blur.

    Lukas Lenhardt

    35,111 users

  • Translator

    Translator

    Translate words and phrases while browsing the web, using Google translator.

    Translator

    34,235 users

  • DeArrow - Better Titles and Thumbnails on YouTube

    DeArrow - Better Titles and Thumbnails on YouTube

    Crowdsourcing titles and thumbnails to be descriptive and not sensational

    Ajay (SponsorBlock)

    32,328 users

  • Disable JavaScript

    Disable JavaScript

    Adds the ability to disable JavaScript for specific sites or specific tabs. You can customize the default JS state (on or off), the disable behavior (by domain or by tab) and much more.

    Yubabul Tksbbd

    31,617 users

  • Momentum

    Momentum

    Transform your browser into a beautifully designed tab that helps you feel calm, keep focus, and stay energized.

    Momentum Dashboard

    31,112 users

  • Google Search Maps Button

    Google Search Maps Button

    Adds back the Maps button to Google search pages and makes the map images clickable again for seamless navigation.

    Publisher54321

    30,273 users

  • Repeek (formerly FACEIT Enhancer)

    Repeek (formerly FACEIT Enhancer)

    The browser extension that boosts you to the next level on FACEIT – Trusted by over 1 million players worldwide, Repeek enhances your experience on FACEIT and adds useful features.

    timche

    29,729 users

  • Song Identifier

    Song Identifier

    Music recognition. Like shazam or soundhound.

    losnappas

    29,010 users

  • BetterCampus

    BetterCampus

    Best dark mode for Canvas, plus other features

    BetterCampus

    25,502 users

  • Offline QR Code Generator

    Offline QR Code Generator

    This add-on allows you to quickly generate a QR code offline with the URL of the open tab or any (selected) other text! 👍 It works completely offline protecting your privacy and has a big range of features like colored QR codes!

    rugk

    25,409 users

  • WAVE Accessibility Extension

    WAVE Accessibility Extension

    Evaluate web accessibility within the Firefox browser. When activated, the WAVE extension injects icons and indicators into your page to give feedback about accessibility and to facilitate manual evaluation.

    WebAIM

    24,866 users

  • Enable Picture-in-Picture

    Enable Picture-in-Picture

    Aktiviert automatisch die Bild-in-Bild Funktion (PiP) für alle Webvideos, zum Beispiel auf der Website des ZDF.

    Sven

    23,317 users