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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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YouTube extensions
YouTube extensions
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Productivity extensions
Productivity extensions
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Privacy & Security
Privacy & Security
See staff picks
Gaming & media extensions
  • 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

    739,890 users

  • Return YouTube Dislike

    Return YouTube Dislike

    Returns ability to see dislike statistics on youtube

    913,003 users

  • BetterTTV

    BetterTTV

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

    490,335 users

  • Unhook: Remove YouTube Recommended Videos Comments

    Unhook: Remove YouTube Recommended Videos Comments

    Hide YouTube related videos, comments, video suggestions wall, homepage recommendations, trending tab, and other distractions.

    162,107 users

Social media extensions
  • Return YouTube Dislike

    Return YouTube Dislike

    Returns ability to see dislike statistics on youtube

    913,003 users

  • BetterTTV

    BetterTTV

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

    490,335 users

  • Control Panel for Twitter

    Control Panel for Twitter

    Gives you more control over Twitter and adds missing features and UI improvements

    49,774 users

  • YouTube Search Fixer

    YouTube Search Fixer

    Remove ALL distracting search results, redirect shorts back to legacy page and try little visual changes suited for low resolution screens.

    34,441 users

“security” tagged extensions
  • uBlock Origin

    uBlock Origin

    Finally, an efficient wide-spectrum content blocker. Easy on CPU and memory.

    10,626,407 users

  • AdGuard AdBlocker

    AdGuard AdBlocker

    Unmatched adblock extension against advertising and pop-ups. Blocks ads on Facebook, Youtube and all other websites.

    1,683,952 users

  • Bitwarden Password Manager

    Bitwarden Password Manager

    At home, at work, or on the go, Bitwarden easily secures all your passwords, passkeys, and sensitive information.

    969,057 users

  • Decentraleyes

    Decentraleyes

    Protects you against tracking through "free", centralized, content delivery. It prevents a lot of requests from reaching networks like Google Hosted Libraries, and serves local files to keep sites from breaking. Complements regular content blockers.

    248,845 users