Duckduckgo
Set DuckDuckGo as your default search engine for fast, private, ad-free search. Block trackers, protect your data, and browse anonymously.
919 users
Search Filter
Allows you to make specified domains STAND OUT or DISAPPEAR from Google, DuckDuckGo, Bing, and StartPage search results.
918 users
Text Selection Unblocker
Enable Text Selection on All Websites – Allows unrestricted text selection and copying on any site by overriding restrictive CSS properties.
917 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.
915 users
Strongbox AutoFill
Strongbox AutoFill is an Add-on to allow Strongbox users to fill in usernames, passwords and other credentials seamlessly in your browser.
909 users
Simple Proxy Switcher
A simple add-on to quickly switch your proxy servers Currently only supports http/s proxy
894 users
IPBurger Proxy & VPN
IPBurger Extension is an advanced proxy management tool that enhances Firefox's limited proxying capabilities. IPBurger provides premium Proxies & VPN for Business.
894 users
Copy As Plain Text
Easily copy the selected text without formatting to the clipboard via right-click menu.
888 users
Auto Shutdown (WebExtension)
Shutdown, hibernate, restart, suspend, or run a custom command when all downloads are finished
887 users
浏览器盒子｜网页阅读与净化助手
浏览器盒子是一款网页阅读与净化助手，支持专注阅读、页面目录、高亮备注、稍后阅读、复制解锁、Markdown复制、广告与遮挡清理及元素永久隐藏。可为不同网站保存个性化规则，所有设置和阅读数据仅保存在浏览器本地。
878 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.
870 users
Browsing protection (macOS)
Blocks harmful websites and shows search result ratings. Requires a compatible F-Secure product that protects your browser.
868 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)
865 users
Auto mute
Auto mute of new tabs. Possibility to enable mute tabs in private and normal mode.
864 users
Website and IP address blocker
Block Websites and IP address. Additional feature: Option to only block the homepage.
863 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.
861 users
YouTube no Buffer (no autoplay)
Prevents YouTube HTML5 and Flash players from auto-buffering (auto-playing) videos
859 users
