uBlock Origin
Finally, an efficient wide-spectrum content blocker. Easy on CPU and memory.
10,858,289 users
Privacy Badger
Automatically learns to block hidden trackers. Made by the leading digital rights nonprofit EFF to stop companies from spying on you.
1,823,006 users
AdGuard AdBlocker
Unmatched adblock extension against advertising and pop-ups. Blocks ads on Facebook, Youtube and all other websites.
1,741,457 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.
244,629 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.
239,662 users
AdBlocker Ultimate
Completely remove ALL ads. No “acceptable” ads or whitelisted advertisers allowed. This free extensions also helps block trackers and malware.
1,056,580 users
Firefox Relay
Firefox Relay lets you generate email aliases that forward to your real inbox. Use it to hide your real email address and protect yourself from hackers and unwanted mail.
242,015 users
VPN
1VPN - Free VPN Proxy, Unlimited Data, Fast Speeds, Secure Encryption, No-Logs Policy, and Easy to Use.
139,207 users
I still don't care about cookies
Community version of the popular extension "I don't care about cookies" https://github.com/OhMyGuus/I-Dont-Care-About-Cookies
109,396 users
Popup Blocker Ultimate
Best Pop-up Blocker for Firefox. (Best in Rating, Performance, This addon does NOT collect user's data same as Poper Blocker)If your Firefox version is not 57+ please install version 8.1 from Official website.
50,571 users
UnTrap for YouTube
Summarize YouTube videos with AI and Hide Distractions: shorts, ads, comments, related, suggestions, and more.
22,398 users
Lock Adblock
Lock Adblock: A lightweight, permissionless and user-friendly ad blocker for ads, trackers and malware.
12,965 users
LibRedirect
Redirects YouTube, Twitter, TikTok... requests to alternative privacy friendly frontends.
8,392 users
wiki.gg Redirect
Redirects all requests from wikis that have moved to wiki.gg from their former host.
6,889 users
Cookie Remover - Clear & Remove Cookies
Easily clear cookies, remove cookies, clear local storage, and delete site data for the current tab with a single click.
6,525 users
YouTube Dislike Counter
Restores YouTube video dislike counts for both regular videos and shorts
5,610 users
Spotify Adblock
Block Spotify ads instantly. Skip audio and banner ads in the Spotify web player and enjoy uninterrupted music.
5,181 users
view - Bypass Paywalls
Read any article. Makes paywalled content open for reading. No site breakage, clean minimal design. Remove any paywall. Used to be CastleBlock.
4,871 users
Adblock
Adblock: A lightweight, permissionless and user-friendly ad blocker for ads, trackers and malware.
4,196 users
Random User-Agent (Switcher)
Automatically change the user agent after a specified period of time to a randomly selected one, thus hiding your real user agent
3,971 users
Script Blocker Ultimate (NoScript, Disable JS)
Best Script Blocker for Firefox. (Best in Performance, This addon does NOT track user activities same as others)
2,299 users
