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

Log in

10,885 extensions found in Privacy & Security

Filter results
Search results
  • BlockedStack

    BlockedStack

    A Better Substack experience

    Futuresight

    45 users

  • Analytics+ for NextDNS

    Analytics+ for NextDNS

    Show more domains on the NextDNS Analytics dashboard.

    Aleksandersen

    45 users

  • WebAPI Blocker

    WebAPI Blocker

    Easily block (nullify) undesired WebAPI(s) and protect your privacy.

    Bernard

    45 users

  • Filter Affinity

    Filter Affinity

    Filters out unwanted artists/images while browsing on Furaffinity.net [New March 2025]

    Lutro

    45 users

  • Vault

    Vault

    A Firefox extension for managing and searching passwords/secrets in Hashicorp Vault

    Kosmos Education

    45 users

  • Claude Conversation Exporter

    Claude Conversation Exporter

    AI Chat Archive: Export Claude & ChatGPT chats & projects to Markdown, PDF, HTML or JSON — build a knowledge base you own. Obsidian-ready, 100% local.

    windam

    45 users

  • PinPatrol

    PinPatrol

    This is a Firefox extension that shows in a readable format, the state of HSTS and HPKP domains stored by the browser. Firefox does not have a native way to show these domains or this functionality documented.

    Telefónica Tech

    44 users

  • Teleport | Timezone & Locale Spoofer

    Teleport | Timezone & Locale Spoofer

    Changes the browser's location, timezone, and locale. All in one-click.

    Watt

    44 users

  • Proxy Universe — SOCKS5 & HTTP Proxy Switcher

    Proxy Universe — SOCKS5 & HTTP Proxy Switcher

    Fast proxy switcher for HTTP, HTTPS, SOCKS4 and SOCKS5 with authentication. Change your IP in one click, check IP geolocation and block WebRTC leaks.

    Proxy Universe

    44 users

  • Google Maps API Key Checker

    Google Maps API Key Checker

    Checks if the Google Maps API key is restricted to the current domain

    Pentester Helper

    44 users

  • nPA

    nPA

    Start the AusweisApp2

    AuroraBorealis

    44 users

  • VirusTotal Lookup

    VirusTotal Lookup

    Search in VirusTotal

    ZtotheZ

    44 users

  • Amazonの個人情報を隠す

    Amazonの個人情報を隠す

    Amazonの個人情報(住所や名前)を表示上隠します。 コードは適当なので汚いです。WTFPLなんで勝手にフォークしてきれいにしてもいいです。

    風緑

    44 users

  • HTTP Only Mode

    HTTP Only Mode

    An extension to downgrade HTTPS requests to HTTP, and "warn" about secure websites (THIS IS A JOKE EXTENSION, DO NOT ACTUALLY INSTALL THIS AS IT DISABLES SECURITY)

    herronjo

    44 users

  • Domain Name Registration Data Lookup (WHOIS)

    Domain Name Registration Data Lookup (WHOIS)

    This tool gives you the ability to look up the registration data for domain names

    Brian

    44 users

  • Simple Proxy Toggle

    Simple Proxy Toggle

    A convenient toolbar button to toggle Firefox's top-level proxy settings.

    Strega

    44 users

  • Reddit Profile Unhider

    Reddit Profile Unhider

    Browser extension for reddit that shows hidden posts and comments on Reddit user profiles using public archive sources. When you open a user's Reddit profile, the extension checks the page and automatically fetches data and display the hidden content

    user

    44 users

  • StoryGraph Enhancement Tools

    StoryGraph Enhancement Tools

    Adds some helpful UI elements, such as direct links to search your local library, to The StoryGraph.

    storygraphenhancementtoolsdev

    44 users

  • perc.pass - Password Manager

    perc.pass - Password Manager

    perc.pass password manager

    perc.pass Sp. z o.o.

    43 users

  • EyeCare Pro (极致护眼)

    EyeCare Pro (极致护眼)

    Smart Dark Mode, Web Reading and Eye Protection.

    ivean

    43 users

  • Cookies Facebook

    Cookies Facebook

    Get cookie from fcaebook

    41eNurH174z

    43 users

  • History Explorer

    History Explorer

    View, search, filter and open browser history entries with timestamps. Added export, sorting and pagination.

    jay_

    43 users

  • Monsta Wallet

    Monsta Wallet

    A Wallet for Monsta Chain

    Monsta Infinite

    43 users

  • HackerCookies - Cookie Editor

    HackerCookies - Cookie Editor

    A minimal, professional cookie editor with dark hacker-style theme for power users.

    Dheelep N

    43 users

  • MarsProxies Proxy Extension

    MarsProxies Proxy Extension

    MarsProxies provides a simple way to access the Internet through a proxy server.

    MarsProxies

    43 users