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

Log in

5,033 extensions found in Privacy & Security

Filter results
Search results
  • Cookies and HTTP Headers analyser

    Cookies and HTTP Headers analyser

    This extension analyses, according to OWASP guidelines, the cookies and the headers in the active tab.

    stefano

    584 users

  • Meta-Press.es

    Meta-Press.es

    Press meta-search engine : decentralized, fast and privacy friendly

    Siltaar

    583 users

  • No-Script Suite Lite

    No-Script Suite Lite

    Blocks scripts (and more) on untrusted websites

    AdblockLite

    579 users

  • Twitter X Ad Blocker

    Twitter X Ad Blocker

    Tired of seeing ads on Twitter? Our new Twitter X Ad Blocker extension hides all those pesky promoted tweets and sponsored content, allowing you to focus on the content you actually want to see.

    AldAstra Labs

    579 users

  • The Pirate Bay Torrent Search

    The Pirate Bay Torrent Search

    Search The Pirate Bay in a popup window using an active proxybay

    Balvin

    573 users

  • Allow Copy& Right Click

    Allow Copy& Right Click

    Allow Right click, Allow copy, Selection on web sites that prevent it

    codehemu

    570 users

  • MultiversX Wallet

    MultiversX Wallet

    MultiversX Wallet - an MultiversX Wallet web extension

    MultiversX

    568 users

  • Fire Clear Cache

    Fire Clear Cache

    Clear your cache and browsing data with a single click of a button.

    Francesco De Stefano

    562 users

  • DigiCert PKI Authentication Client Extension

    DigiCert PKI Authentication Client Extension

    Messaging API between web pages and DigiCert PKI Client

    DigiCert

    561 users

  • au-revoir-utm

    au-revoir-utm

    Removes crappy utm_ tracking stuff

    Anthony Ricaud

    558 users

  • Policy Control - JavaScript and Flash blocker

    Policy Control - JavaScript and Flash blocker

    This extension helps you quickly disable and enable different types of resources such as JavaScript, CSS, and Media. The extension can be used to increase privacy as well as saving bandwidth by blocking unwanted contents.

    Jeremy Schomery

    557 users

  • VPN.AC SecureProxy

    VPN.AC SecureProxy

    VPN.AC SecureProxy is a secure web-tunnelling extension, or a browser-based VPN.

    VPN.AC

    555 users

  • No Seen – for Facebook and Instagram

    No Seen – for Facebook and Instagram

    Blocks "seen" marks on Facebook Messenger and Instagram Stories. Because privacy.

    Diéssica

    554 users

  • Sea Containers

    Sea Containers

    Containers sidebar for managing tabs.

    Jonathan Kingston

    546 users

  • Privacy Focused Site Blocker (by Avrodh.com)

    Privacy Focused Site Blocker (by Avrodh.com)

    Site blocker with a focus on privacy. Block unlimited websites with schedules, password protection, and custom blocked pages

    Avrodh

    545 users

  • facebook-video-adblocker

    facebook-video-adblocker

    Block in-video ads on facebook

    abdullah2993

    543 users

  • Amazon Container

    Amazon Container

    THIS IS NOT AN OFFICIAL ADDON FROM MOZILLA! It is a fork of the Google Container addon. Prevent Amazon from tracking you around the web. The Amazon Container extension helps you take control and isolate your web activity from Google.

    JackymanCS4

    542 users

  • reveddit linker

    reveddit linker

    Provides an easy way to jump between viewing content on reddit and reveddit. Source code: https://github.com/reveddit/reveddit-linker

    reveddit

    542 users

  • SearXNG

    SearXNG

    Adds SearXNG as the default search engine in your browser. Secure your queries with instant access to SearX metasearch engine.

    LoserFox

    542 users

  • Anti-Grabify

    Anti-Grabify

    Blocks IP grabber links from Grabify and other known IP grabber sites.

    Konnor88

    541 users

  • DNSSEC

    DNSSEC

    Check the DNSsec status of every website you browse.

    Antoine POPINEAU

    541 users

  • Open Page in Private Window

    Open Page in Private Window

    Open a copy of the current page in a new Private Window. This is useful for reading articles on websites that limit the number of articles you can read per month.

    Chris Peterson

    537 users

  • Incognito Search

    Incognito Search

    Use this add-on for your private search queries. And all the data such as: search history, cache and cookies automatically will be deleted when you will close your incognito tab.

    arfan

    535 users

  • Google & YouTube Cookie Consent Popup Blocker

    Google & YouTube Cookie Consent Popup Blocker

    Block “Before you continue” cookie consent popups on Google and YouTube

    DаvG25

    534 users

  • Facebook Political Ad Collector

    Facebook Political Ad Collector

    This extension collects political ads on facebook.

    Tom Cardoso

    533 users