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

RECOMMENDED

Forget Me Not - Forget cookies & other data

Leave a clean digital trail. Make Firefox forget website data like cookies and local storage, but only for domains you choose.
Get the extension

Extensions are like apps for Firefox.

They add features to Firefox to make browsing faster, safer, or just plain fun.
See all extensions
Tab organizers and tools
Tab organizers and tools
Explore extensions
Privacy beyond browser extensions
Privacy beyond browser extensions
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Media enhancers for Firefox
Media enhancers for Firefox
Explore extensions
Enhanced privacy extensions
  • Ghostery – Privacy Ad Blocker

    Ghostery – Privacy Ad Blocker

    Ghostery is a powerful privacy extension. Block ads, stop trackers and speed up websites.

    1,111,147 users

  • Privacy Badger

    Privacy Badger

    Automatically learns to block invisible trackers.

    928,006 users

  • I don't care about cookies

    I don't care about cookies

    Get rid of cookie warnings from almost all websites!

    182,680 users

  • HTTPS Everywhere

    HTTPS Everywhere

    Encrypt the web! HTTPS Everywhere is a Firefox extension to protect your communications by enabling HTTPS encryption automatically on sites that are known to support it, even when you type URLs or follow links that omit the https: prefix.

    692,900 users