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
  • Imagus

    Imagus

    With a simple mouse-over you can enlarge images and display images/videos from links.

    62,659 users

  • Sidebery

    Sidebery

    Vertical tabs tree and bookmarks in sidebar with advanced containers configuration, grouping and many other features.

    78,083 users

  • Cookie AutoDelete

    Cookie AutoDelete

    Control your cookies! This WebExtension is inspired by Self Destructing Cookies. When a tab closes, any cookies not being used are automatically deleted. Keep the ones you trust (forever/until restart) while deleting the rest. Containers Supported

    229,141 users

  • Download Manager (S3)

    Download Manager (S3)

    View and manage downloads from a tidy status bar.

    60,428 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.

    69,577 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

    438,341 users

  • Privacy Badger

    Privacy Badger

    Automatically learns to block invisible trackers.

    1,238,137 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.

    267,054 users

Trending extensions
  • Stylebot

    Stylebot

    Change the appearance of the web instantly

    8,303 users

  • Stylus

    Stylus

    Redesign your favourite websites with Stylus, an actively developed and community driven user-style manager. Easily install custom themes from popular online repositories, or create, edit, and manage your own personalised CSS stylesheets.

    109,887 users

  • Cookie AutoDelete

    Cookie AutoDelete

    Control your cookies! This WebExtension is inspired by Self Destructing Cookies. When a tab closes, any cookies not being used are automatically deleted. Keep the ones you trust (forever/until restart) while deleting the rest. Containers Supported

    229,141 users

  • Tree Style Tab

    Tree Style Tab

    Show tabs like a tree.

    205,741 users