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

BY FIREFOX

Facebook Container

Stop Facebook tracking. Isolate your Facebook identity into a separate “container” to prevent Facebook from tracking you around the web.
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Extensions are like apps for Firefox.

They add features to Firefox to make browsing faster, safer, or just plain fun.
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Tab managers
Tab managers
See staff picks
Privacy & Security extensions
Privacy & Security extensions
See staff picks
Productivity extensions
Productivity extensions
See staff picks
YouTube customization
  • AdBlocker for YouTube™

    AdBlocker for YouTube™

    Remove all annoying ads from YouTube.

    531,492 users

  • Enhancer for YouTube™

    Enhancer for YouTube™

    Take control of YouTube and boost your user experience!

    612,596 users

  • SponsorBlock - Skip Sponsorships on YouTube

    SponsorBlock - Skip Sponsorships on YouTube

    Easily skip YouTube video sponsors. When you visit a YouTube video, the extension will check the database for reported sponsors and automatically skip known sponsors. You can also report sponsors in videos. Other browsers: https://sponsor.ajay.app

    510,606 users

  • YouTube NonStop

    YouTube NonStop

    Tired of getting that "Video paused. Continue watching?" confirmation dialog? This extension autoclicks it, so you can listen to your favorite music uninterrupted. Working on YouTube and YouTube Music!

    135,561 users

Tab managers
  • Tree Style Tab

    Tree Style Tab

    Show tabs like a tree.

    219,510 users

  • Simple Tab Groups

    Simple Tab Groups

    Create, modify, and quickly change tab groups

    92,834 users

  • OneTab

    OneTab

    OneTab - Too many tabs? Convert tabs to a list and reduce browser memory

    168,848 users

  • Tab Reloader (page auto refresh)

    Tab Reloader (page auto refresh)

    An easy-to-use tab reloader with custom reloading time settings for individual tabs

    84,771 users

Accessibility extensions
  • Dark Reader

    Dark Reader

    Dark mode for every website. Take care of your eyes, use dark theme for night and daily browsing.

    1,212,800 users

  • Zoom Page WE

    Zoom Page WE

    Zoom web pages (either per-site or per-tab) using full-page zoom, text-only zoom and minimum font size. Fit-to-width zooming can be applied to pages automatically. Fit-to-window scaling can be applied to small images.

    23,736 users

  • Read Aloud: A Text to Speech Voice Reader

    Read Aloud: A Text to Speech Voice Reader

    Read out loud the current web-page article with one click. Supports 40+ languages.

    171,757 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.

    37,060 users

“scholar” tagged extensions
  • Web Archives

    Web Archives

    View archived and cached versions of web pages on various search engines, such as the Wayback Machine and Archive․is.

    62,417 users

  • Google Scholar Button

    Google Scholar Button

    Lookup scholarly articles as you browse the web.

    110,451 users

  • Unpaywall

    Unpaywall

    Get free text of research papers as you browse, using Unpaywall's index of ten million legal, open-access articles.

    66,211 users

  • Linguist - web pages translator

    Linguist - web pages translator

    Translate web pages, highlighted text, Netflix subtitles, private messages, speak text, and save important translations to your personal dictionary to learn words in 130 languages.

    15,523 users