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

Extensions

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

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Recommended extensions
  • Popup Blocker (strict)

    Popup Blocker (strict)

    Strictly block all popup requests from any website by default. A notification window is opened to allow you accept, reject, open the popup in background page, or redirect the current page to popup address

    70,422 users

  • Measure-it

    Measure-it

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

    25,189 users

  • Print Edit WE

    Print Edit WE

    Edit the contents of a web page prior to printing or saving. Elements in the web page can be edited, formatted, hidden or deleted. Unwanted content, such as adverts and sidebars, can easily be removed.

    38,526 users

  • Stylebot

    Stylebot

    Change the appearance of the web instantly

    10,086 users

Top rated extensions
  • LeechBlock NG

    LeechBlock NG

    LeechBlock NG is a simple productivity tool designed to block those time-wasting sites that can suck the life out of your working day. All you need to do is specify which sites to block and when to block them.

    96,274 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

    604,291 users

  • Privacy Badger

    Privacy Badger

    Automatically learns to block hidden trackers. Made by the leading digital rights nonprofit EFF to stop companies from spying on you.

    1,611,452 users

  • uBlock Origin

    uBlock Origin

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

    8,217,909 users

Trending extensions
  • Clear Browsing Data

    Clear Browsing Data

    Delete browsing data directly from the browser toolbar. Clear cookies, history and cache with a single click.

    36,700 users

  • Port Authority

    Port Authority

    Blocks malicious websites from port-scanning your computer/network and dynamically blocks all LexisNexis endpoints from running their invasive data collection scripts.

    10,636 users

  • Tab Stash

    Tab Stash

    Easily save and organize batches of tabs as bookmarks. Clear your tabs, clear your mind. Only for Firefox.

    40,127 users

  • Gesturefy

    Gesturefy

    Navigate, operate, and browse faster with mouse gestures! A customizable mouse gesture add-on with a variety of different commands.

    93,996 users