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


Video DownloadHelper

Download videos with ease. Works with YouTube, Facebook, Vimeo, Twitch, Dailymotion, Periscope, and hundreds of other video sites.
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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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New Android extensions!
New Android extensions!
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Privacy & Security extensions
Privacy & Security extensions
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Productivity tools
Productivity tools
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YouTube customization
  • AdBlocker for YouTube™

    AdBlocker for YouTube™

    Remove all annoying ads from YouTube.

    449,096 úsáideoir

  • Enhancer for YouTube™

    Enhancer for YouTube™

    Take control of YouTube and boost your user experience!

    562,330 úsáideoir

  • 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:

    415,477 úsáideoir

  • 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!

    127,913 úsáideoir

Steam enhancers
  • SteamDB


    Adds SteamDB links and new features on the Steam store and community. View lowest game prices and stats.

    45,473 úsáideoir

  • Augmented Steam

    Augmented Steam

    Augments your Steam Experience

    51,402 úsáideoir

  • Steam URL Opener

    Steam URL Opener

    Allows you to open URLs inside Steam Client to save the hassle of logging in normal browser (with a single click on a button).

    3,846 úsáideoir

  • ProtonDB for Steam

    ProtonDB for Steam

    Shows ratings from on Steam

    2,731 úsáideoir

Social media extensions
  • Return YouTube Dislike

    Return YouTube Dislike

    Returns ability to see dislike statistics on youtube

    612,661 úsáideoir

  • Facebook Container

    Facebook Container

    Ná lig do Facebook tú a rianú ar fud an ghréasáin. Cabhraíonn an breisiú Facebook Container le Firefox leat dul i gceannas ar do ghníomhaíocht gréasáin agus é a scaradh amach ó Facebook.

    1,022,456 úsáideoir

  • BetterTTV


    Enhances Twitch and YouTube with new features, emotes, and more.

    451,029 úsáideoir

  • Augmented Steam

    Augmented Steam

    Augments your Steam Experience

    51,402 úsáideoir

“mp3” tagged extensions
  • Easy Youtube Video Downloader Express

    Easy Youtube Video Downloader Express

    A simple extension for superfast and easy YouTube downloads in FLV, 3GP, MP3, MP4, 720p, and 1080p formats.

    587,819 úsáideoir

  • 600% Sound Volume

    600% Sound Volume

    Up to 600% volume boost

    140,907 úsáideoir

  • YouTube mp3

    YouTube mp3

    The YouTube-mp3 Add-on generates a "MP3" button on YouTube. Convert YouTube to mp3 and download the file to your device.

    36,370 úsáideoir

  • Global Speed

    Global Speed

    Set a default speed for video and audio.

    35,817 úsáideoir