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

Extensions

Explore powerful tools and features to customize 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

    72,783 users

  • PopUpOFF

    PopUpOFF

    Removes and prevents popups, overlays and cookie notifications, other tools do not. Enjoy the original look of the internet.

    42,859 users

  • Tab Stash

    Tab Stash

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

    38,384 users

  • 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.

    100,530 users

Top rated extensions
  • SteamDB

    SteamDB

    Adds SteamDB links and new features on the Steam store and community. View lowest game prices and stats.

    74,580 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

    631,639 users

  • 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.

    100,530 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.

    1,770,369 users

Trending extensions
  • Audio Equalizer

    Audio Equalizer

    Stylish audio equalizer in toolbar popup.

    61,301 users

  • ClearURLs

    ClearURLs

    Removes tracking elements from URLs

    527,423 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.

    11,052 users

  • SteamDB

    SteamDB

    Adds SteamDB links and new features on the Steam store and community. View lowest game prices and stats.

    74,580 users