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

Log in

6,616 extensions found in Privacy & Security

Filter results
Search results
  • CSP Evaluator

    CSP Evaluator

    CSP Evaluator is a tool that allows developers to check if a Content Security Policy (CSP) serves as mitigation against XSS attacks. This is a Firefox port of the Chrome extension

    Hacks and Hops

    286 users

  • GIF Blocker

    GIF Blocker

    Block GIF images from being loaded on HTML pages to reduce bandwidth and resource usage

    Ray

    284 users

  • Clear Cookies and Storage Button

    Clear Cookies and Storage Button

    Delete Cookies, Supercookies and more with a single click.

    lumerias

    284 users

  • Block Cookies

    Block Cookies

    FireFox extension that block cookies popup

    Sajmik

    283 users

  • rose-helper

    rose-helper

    Hilft rose hier und da ein bisschen aus.

    rose GmbH

    281 users

  • PassBrow: Browser Password/Site Blocking

    PassBrow: Browser Password/Site Blocking

    Protect your browser with a synced password on any browser using the same account and keep any site you want blocked. Also you can generate passwords.

    Laisson R. Silveira

    280 users

  • Media URL Timestamper (resume playback)

    Media URL Timestamper (resume playback)

    Remember audio/video playback position for later resuming without cookies, storage or logging in by automatically timestamping the address. Compatible with Youtube, SoundCloud, Invidious and others.

    Kestrel

    280 users

  • Casper Wallet

    Casper Wallet

    Securely manage your CSPR tokens, interact with dapps and sign transactions with Casper Wallet, the go-to self-custody wallet for the Casper blockchain.

    MAKE Technology LLC

    280 users

  • GMailSend Address Checker - 誤送信防止 -

    GMailSend Address Checker - 誤送信防止 -

    メール送信前に、From,To,Cc,Bcc,件名,添付ファイルをチェックして、誤送信を防止します。 (C)SEYA.WORK

    SEYA.WORK

    279 users

  • DuckDuckGo Onion

    DuckDuckGo Onion

    Add DuckDuckGo's Onion site as default search to Firefox.

    troy-ryder

    278 users

  • Google Analytics Opt-Out

    Google Analytics Opt-Out

    The add-on prevents the Google Analytics JavaScript (gtag.js, analytics.js) that is running on websites from sharing information with Google Analytics about visit activity.

    Vishwas

    278 users

  • My Public IP

    My Public IP

    Displays your public IP address and the corresponding country.

    ml

    278 users

  • Spon Unlock

    Spon Unlock

    Spon Unlock invalidates the AdBlock blocker on Spiegel Online. Whilst we recognize the legitimate wish of the publishers to finance their service through adverts, the site goes too far and asks the user to compromise his privacy.

    Martin

    278 users

  • BAF extension

    BAF extension

    This extension provides access to file system and cryptography functionality, clipboard, and BAF add-ins.

    BAF Developer

    277 users

  • Open Two-Factor Authenticator

    Open Two-Factor Authenticator

    A sync-able open-source two-factor authenticator

    InBasic

    277 users

  • Nauta Connect

    Nauta Connect

    Permite conectarse a la red Nauta de ETECSA de forma sencilla y rápida, además de evitar él molesto problema de no poder cerrar sesión si cierras la pestaña. Solo funciona si estas conectado a una red Nauta de ETECSA en Cuba.

    Marcos Macias Sánchez

    277 users

  • URLRedirector

    URLRedirector

    帮助你重定向特定网页到新地址，以解决 google CDN 无法访问、stackoverflow 无法加载等的问题

    Yingcai FENG

    276 users

  • AdBlock Secure

    AdBlock Secure

    Experience uninterrupted browsing on Facebook, YouTube, and all other websites with our ad-free, pop-up-free, and tracker-free solution. Enjoy a seamless online journey without the hassle of intrusive ads or annoying pop-ups.

    SecureTools

    276 users

  • Toggle Referrer (with optional spoofing feature)

    Toggle Referrer (with optional spoofing feature)

    Disables or enables sending of the referrer. An optional spoofing feature sends spoofed referrers to problematic servers.

    Manuel Reimer

    276 users

  • WP Message Text Blur

    WP Message Text Blur

    Blur messages in chat preview

    Emre AKKAYA

    275 users

  • Containers On The Go

    Containers On The Go

    Open different accounts on the same site at the same time. Improve privacy by separating social media and shopping from your regular browsing. The add-on will create new containers for the new tabs and removed them when the tabs are closed.

    ContainersOnTheGo

    275 users

  • The Pirate Bay Plus

    The Pirate Bay Plus

    Tweaks and Fixes for The Pirate Bay.

    iBoonie

    275 users

  • Turtl bookmarking

    Turtl bookmarking

    Provides easy bookmarking for the Turtl desktop app.

    Andrew Lyon

    273 users

  • Redirect to DuckDuckGo

    Redirect to DuckDuckGo

    A simple extension that redirects Google searches to DuckDuckGo, a more private search engine.

    Allan Burleson

    273 users

  • LinkedIn Guest Browser

    LinkedIn Guest Browser

    This add-on allows you to browse LinkedIn profiles without having to login to LinkedIn! Good for those that don't have LinkedIn accounts and also for those with an interest in digital anonymity and/or OSINT.

    llt4l

    272 users