To use Android extensions, you'll need Firefox for Android. To explore Firefox for desktop add-ons, please visit our desktop site.

Log in

611 extensions found in Privacy & Security

Filter results
Search results
  • 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

    49 users

  • SAT+

    SAT+

    Automatiza la resolución de captchas en el portal del SAT con inteligencia artificial.

    Box Factura

    49 users

  • Toggle Proxy

    Toggle Proxy

    Toggles the global proxy of Firefox easily via button.

    Indogermane

    48 users

  • Blocker Malisius Porn

    Blocker Malisius Porn

    Blocks unwanted content and improves browsing safety.

    Blocker Malicius

    47 users

  • LAN port scan forbidder

    LAN port scan forbidder

    Forbid non-LAN webs to access LAN or localhost. An anti-scan protection

    GarryW

    47 users

  • CloneElement-InstantCSS

    CloneElement-InstantCSS

    Clone a Webpage Elements and Instantly Apply CSS

    JanishPancholi

    46 users

  • CSPBlocker

    CSPBlocker

    Block certain web features to improve security, privacy and performance.

    Carlos Jeurissen

    45 users

  • Youtube Piped redirect

    Youtube Piped redirect

    Open source and minimal permissions addon that redirects from Youtube to piped.video or any other URL that you can set.

    tushisvet

    45 users

  • History Cleaner by Tags

    History Cleaner by Tags

    History Cleaner Extension to remove History entries by Tags

    Andreas Reinhold / surtic86

    44 users

  • Générateur de mot de passe

    Générateur de mot de passe

    Extension pour générer des mots de passe aléatoires et sécurisés.

    Mathias Posnic

    43 users

  • Ugh, Just Show Me Results

    Ugh, Just Show Me Results

    Removes Google’s sponsored results, AI clutter, and tracking. Clean, distraction-free search—just like it used to be.

    Varun Banka

    42 users

  • OZZI: IOC Search

    OZZI: IOC Search

    Use this extension to analyze IOCs using various freeware OSINT sites.

    mcortt

    41 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

    37 users

  • Temporary Container + by WeedTV

    Temporary Container + by WeedTV

    Disposable Containers (MOD) – Automatically open tabs and links in disposable containers to isolate cookies and cache for better privacy. MOD feature: Click the extension icon to open a new tab, making it mobile-friendly.

    weed tv

    37 users

  • Rename Tabs

    Rename Tabs

    Rename your Firefox tabs with a right-click on tabs.

    Sumalya Chatterjee

    37 users

  • Cookie Whitelist

    Cookie Whitelist

    Deletes all cookies from domains, not added to the provided whitelist, as soon as you exit your browser.

    Manuel Reimer

    37 users

  • Nitter Redirectx

    Nitter Redirectx

    Redirects x.com/twitter.com links to Nitter

    rafael

    36 users

  • YTSkip

    YTSkip

    Force skip all YouTube video ads and block ads Just install this and you can watch Youtube without being blocked

    amania

    35 users

  • BioBioAdBlockBypass

    BioBioAdBlockBypass

    Elimina la ventana molesta de BioBio si tienes un bloqueador de anuncios y lee noticias con tranquilidad

    Rob Asdf

    35 users

  • Chameleon-new

    Chameleon-new

    Spoof your browser profile. Includes a few privacy enhancing options.

    chameleon legacy

    35 users

  • URL Optimizer

    URL Optimizer

    Automatically optimizes Amazon URLs to the shortest possible form. Simplifying long and complex URLs makes them easier to manage, bookmark, share, and identify duplicate tabs. 💖 No user information is transmitted to/collected by the developer(s).

    Arash Yoosefdoost

    34 users

  • WhaleVault

    WhaleVault

    Secure Graphene Cross-Chain Key Store Extension

    alexpmorris

    34 users

  • EAG: Email Alias Generator

    EAG: Email Alias Generator

    Generate Email Aliases, for use with a catch all email service / inbox.

    UnderscoreOfficial

    34 users

  • Ad Blocker UltraBlock Pro

    Ad Blocker UltraBlock Pro

    🛡️ The ultimate AI-powered ad blocker with CAPTCHA solver and military-grade security. Block ALL ads, trackers, and malware while browsing 35% faster. Beautiful interface, zero configuration, 100% free forever.

    UltraBlock Pro - Ultimate Ad Blocker

    34 users

  • The 20s Rule - Break Bad Habits

    The 20s Rule - Break Bad Habits

    Stop visiting distracting sites on autopilot. The 20s Rule adds a brief, intentional pause before they load, giving you a moment to break the habit and redirect your focus. Simple, effective, and fully private.

    Oliver Brodersen

    34 users