Extensions

Explore powerful tools and features to customize Firefox and make the browser all your own.

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Recommended extensions
  • Tabliss - New Tab

    Tabliss - New Tab

    A beautiful New Tab page with many customisable backgrounds and widgets that does not require any permissions.

    43,997 users

  • FoxClocks

    FoxClocks

    FoxClocks shows times around the world - or just your local time - at the bottom of your browser. It deals with daylight saving time so you don't have to.

    14,575 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.

    60,638 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

    57,429 users

Top rated 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

    57,429 users

  • Bitwarden - Free Password Manager

    Bitwarden - Free Password Manager

    A secure and free password manager for all of your devices.

    215,068 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.

    200,566 users

  • Privacy Badger

    Privacy Badger

    Automatically learns to block invisible trackers.

    965,983 users

Trending extensions
  • Grammar and Spell Checker - LanguageTool

    Grammar and Spell Checker - LanguageTool

    With this extension you can check text with the free style and grammar checker LanguageTool. It finds many errors that a simple spell checker cannot detect, like mixing up there/their, a/an, or repeating a word.

    156,713 users

  • Clear Cache

    Clear Cache

    Clear browser cache with a single click or via the F9 key. F9 Fever! ;)

    44,032 users

  • LASER CAT

    LASER CAT

    This is probably a laser cat add-on so you can shoot laser cat lasers at things.

    6,674 users

  • Measure-it

    Measure-it

    Draw a ruler across any webpage to check the width, height, or alignment of page elements in pixels.

    28,681 users