uBlock Origin
Finally, an efficient wide-spectrum content blocker. Easy on CPU and memory.
10,453,130 users
Privacy Badger
Automatically learns to block hidden trackers. Made by the leading digital rights nonprofit EFF to stop companies from spying on you.
1,766,855 users
AdGuard AdBlocker
Unmatched adblock extension against advertising and pop-ups. Blocks ads on Facebook, Youtube and all other websites.
1,690,158 users
DuckDuckGo Search & Tracker Protection
⚡Protects your data. Private search with optional AI, private browsing, and ad blocking.
1,032,984 users
Ghostery – Privacy Ad Blocker
The best privacy tool and ad blocker extension for Firefox. Stop trackers, speed up websites and block ads everywhere including YouTube and Facebook.
962,567 users
Bitwarden Password Manager
At home, at work, or on the go, Bitwarden easily secures all your passwords, passkeys, and sensitive information.
923,512 users
Decentraleyes
Protects you against tracking through "free", centralized, content delivery. It prevents a lot of requests from reaching networks like Google Hosted Libraries, and serves local files to keep sites from breaking. Complements regular content blockers.
238,142 users
NoScript Security Suite
The best security you can get in a web browser! Allow potentially malicious web content to run only from sites you trust. Protect yourself against XSS other web security exploits.
234,963 users
FoxyProxy Standard
FoxyProxy is an open-source, advanced proxy management tool that completely replaces Firefox's limited proxying capabilities. No paid accounts are necessary; bring your own proxies or buy from any vendor. The original proxy tool, since 2006.
205,074 users
Popup Blocker (strict)
Strictly block all popup requests from any website by default. A notification window is opened to allow you accept, reject, open the popup in background page, or redirect the current page to popup address
82,819 users
User-Agent Switcher and Manager
Spoof websites trying to gather information about your web navigation—like your browser type and operating system—to deliver distinct content you may not want.
80,606 users
Clear Cache
Clear Firefox cache and selected browsing data from the toolbar, context menu, or F9 shortcut. Choose what to clear, pick a time range, and optionally reload the active tab.
71,681 users
Disconnect
Block the trackers that feed AI-powered attacks. Disconnect stops thousands of hidden trackers across advertising, analytics, social, and fingerprinting, making pages load up to 44% faster. Trusted to help protect 350M+ users.
58,517 users
RoboForm Password Manager
RoboForm Password Manager makes your life easier by remembering passwords and logging you into websites automatically
50,298 users
PopUpOFF
Removes and prevents popups, overlays and cookie notifications, other tools do not. Enjoy the original look of the internet.
46,760 users
Clear Browsing Data
Delete browsing data directly from the browser toolbar. Clear cookies, history and cache with a single click.
35,762 users
Port Authority
Blocks malicious websites from port-scanning your computer/network and dynamically blocks all LexisNexis endpoints from running their invasive data collection scripts.
25,198 users
FoxyTab
Collection of Tab Related Actions e.g. Duplicate, Close Duplicates, Close to the Left, Copy Title, Merge Windows, Save as PDF, Copy Urls Tab/All/Left/Right, Host keep/close/close other, Sort by URL/Title, Asce/Desc, Move, Reload, Reload Timer
18,597 users
