Auto Shutdown (WebExtension)
Shutdown, hibernate, restart, suspend, or run a custom command when all downloads are finished
908 users
Browsing protection (macOS)
Blocks harmful websites and shows search result ratings. Requires a compatible F-Secure product that protects your browser.
906 users
Free VPN with bypass of locks — Pipster
Fast secure proxy and privacy shield. Built-in ad blocker and anti-tracking for safe browsing. Unlimited traffic.
896 users
Auto mute
Auto mute of new tabs. Possibility to enable mute tabs in private and normal mode.
893 users
Self-Destructing Cookies (WebEx)
Delete cookies when browser is closed or once the tab is closed to prevent possible trackings (similar to Ove's Self-Destructing Cookies which is not compatible with FF57 anymore)
892 users
Canvas Fingerprint Defender
Defending against canvas fingerprinting by reporting a fake value.
892 users
SQLite Viewer
A tabular SQLite viewer and editor that supports opening of multiple databases
891 users
Duck.ai Chat on Sidebar
(Unofficial) Fast and anonymous, DuckDuckGo's privacy-first AI Chats now available on your sidebar for free. Supports OpenAI ChatGPT, Claude, Llama and Mixtral. Respects your privacy. Free of charge. No need to register or login.
889 users
Text Selection Unblocker
Enable Text Selection on All Websites – Allows unrestricted text selection and copying on any site by overriding restrictive CSS properties.
886 users
Copy As Plain Text
Easily copy the selected text without formatting to the clipboard via right-click menu.
881 users
StealthSurf VPN
Браузерное расширение для пользователей сервиса. Подключайтесь к своим конфигам прямо из браузера — без лишних настроек.
873 users
addy.io - Protect Your Real Email With Aliases
Open-source Anonymous Email Forwarding. Protect your real email address by using a different email alias for every site. Quickly and easily view, search, manage and create new aliases in just a few clicks using the addy.io browser extension.
867 users
SAML Message Decoder
This tool helps you debug your SAML based SSO/SLO implementations. It runs in the background, collecting SAML messages as they are sent and received by the browser.
864 users
Simple Proxy Switcher
A simple add-on to quickly switch your proxy servers Currently only supports http/s proxy
860 users
TrashMail.com
Create free disposable email addresses with MITM protection. Paste them directly in forms to protect yourself from spam. Features Ed25519 signature verification and TLS certificate checks to detect interception by corporate proxies or attackers.
855 users
Website and IP address blocker
Block Websites and IP address. Additional feature: Option to only block the homepage.
854 users
VirusTotal Website Security Check
It opens a VirusTotal website scan page on the URL you are visiting right now, in just a click of a button, of course with your consent.
849 users
show-my-ip
This add-on allows you to view your IP address from your browser without having to navigate to sites like https://www.whatismyip.com/ Furthermore, as this add-on is open source, you don't need to be worried about your privacy.
848 users
YouTube no Buffer (no autoplay)
Prevents YouTube HTML5 and Flash players from auto-buffering (auto-playing) videos
840 users
