RECOMMENDED

Privacy Badger

Block invisible trackers and spying ads that follow you around the web.
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
Learn More
Media enhancers for Firefox
Media enhancers for Firefox
Explore extensions
Recommended extensions
  • AdNauseam

    AdNauseam

    Blocking ads and fighting back against advertising surveillance.

    29,138 users

  • To Google Translate

    To Google Translate

    Right-click on a section of text and click on Translate icon next to it to translate or listen it to your language.

    681,382 users

  • OneTab

    OneTab

    OneTab - Too many tabs? Convert tabs to a list and reduce browser memory

    104,477 users

  • SoundFixer

    SoundFixer

    Helps you fix annoying sound problems on sites like YouTube: audio in one channel only, too quiet or too loud. (Unfortunately, this extension does not work on all websites because of cross-domain issues — but it does work on YouTube!)

    24,694 users

Popular themes
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.

    1,110,453 users

  • Facebook Container

    Facebook Container

    Prevent Facebook from tracking you around the web. The Facebook Container extension for Firefox helps you take control and isolate your web activity from Facebook.

    2,097,972 users

  • Privacy Badger

    Privacy Badger

    Automatically learns to block invisible trackers.

    950,704 users

  • DuckDuckGo Privacy Essentials

    DuckDuckGo Privacy Essentials

    Privacy, simplified. Our add-on provides the privacy essentials you need to seamlessly take control of your personal information, no matter where the internet takes you: tracker blocking, smarter encryption, DuckDuckGo private search, and more.

    1,279,902 users

Popular extensions
  • uBlock Origin

    uBlock Origin

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

    4,836,072 users

  • Video DownloadHelper

    Video DownloadHelper

    The easy way to download and convert Web videos from hundreds of YouTube-like sites.

    2,340,775 users

  • DuckDuckGo Privacy Essentials

    DuckDuckGo Privacy Essentials

    Privacy, simplified. Our add-on provides the privacy essentials you need to seamlessly take control of your personal information, no matter where the internet takes you: tracker blocking, smarter encryption, DuckDuckGo private search, and more.

    1,279,902 users

  • AdBlocker Ultimate

    AdBlocker Ultimate

    Completely remove ALL ads. No “acceptable” ads or whitelisted advertisers allowed. This free extensions also helps block trackers and malware.

    1,114,334 users

Recommended themes
Recommended password managers
  • LastPass Password Manager

    LastPass Password Manager

    LastPass, an award-winning password manager, saves your passwords and gives you secure access from every computer and mobile device.

    919,805 users

  • Bitwarden - Free Password Manager

    Bitwarden - Free Password Manager

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

    194,553 users

  • RoboForm Password Manager

    RoboForm Password Manager

    RoboForm, the #1 ranked Password Manager makes your life easier by remembering passwords and logging you into websites automatically

    77,213 users

  • MYKI Password Manager & Authenticator

    MYKI Password Manager & Authenticator

    Offline P2P encrypted password manager & authenticator. Auto-fill Two-Factor Authentication (2FA) tokens.

    3,517 users