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

Log in

12,814 extensions found in Appearance

Filter results
Search results
  • 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

    80,206 users

  • Vue.js devtools

    Vue.js devtools

    DevTools extension for debugging Vue.js applications.

    Vue.js

    70,600 users

  • Old Reddit Redirect

    Old Reddit Redirect

    Ensure Reddit always loads the old design

    tomjwatson

    67,082 users

  • DocsAfterDark - Google Docs Dark Mode

    DocsAfterDark - Google Docs Dark Mode

    Modern, dark mode for Google Docs

    waymondrang

    65,713 users

  • Dark Mode (WebExtension)

    Dark Mode (WebExtension)

    A global dark theme for the web

    Bernard

    53,490 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

    51,774 users

  • Redux DevTools

    Redux DevTools

    DevTools for Redux with actions history, undo and replay.

    timdorr

    51,153 users

  • YouTube Downloader

    YouTube Downloader

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

    al3k_popov

    48,383 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

    46,879 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

    41,936 users

  • Tab Auto Refresh

    Tab Auto Refresh

    Automatically refresh tabs based on custom time intervals

    Alex

    40,930 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

    40,811 users

  • Translator PoqDev

    Translator PoqDev

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

    Translator

    38,318 users

  • Momentum

    Momentum

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

    Momentum Dashboard

    35,458 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

    35,104 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)

    32,953 users

  • Song Identifier

    Song Identifier

    Music recognition. Like shazam or soundhound.

    losnappas

    32,496 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

    31,231 users

  • Better Canvas

    Better Canvas

    Best dark mode for Canvas, plus other features

    ksucpea

    30,887 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

    26,782 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

    25,428 users

  • Stylish - Custom themes for any website

    Stylish - Custom themes for any website

    Stylish lets you customize any website with custom user styles (themes for websites). Choose from the largest userstyles library to change the color scheme, background, and skin for Google, Facebook, YouTube and many, many more sites.

    userstyles.org

    25,220 users

  • WEB.DE MailCheck for Firefox

    WEB.DE MailCheck for Firefox

    Mail notifier for multiple email accounts

    1&1 Mail & Media GmbH

    24,478 users

  • View Image

    View Image

    Re-implements the google image, "View Image" button.

    Joshua B

    24,461 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

    22,179 users