uBlock Origin
Finally, an efficient wide-spectrum content blocker. Easy on CPU and memory.
9,600,573 users
AdGuard AdBlocker
Unmatched adblock extension against advertising and pop-ups. Blocks ads on Facebook, Youtube and all other websites.
1,398,405 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.
1,057,325 users
SponsorBlock - Skip Sponsorships on YouTube
Easily skip YouTube video sponsors. When you visit a YouTube video, the extension will check the database for reported sponsors and automatically skip known sponsors. You can also report sponsors in videos. Other browsers: https://sponsor.ajay.app
619,692 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.
285,552 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
75,711 users
PopUpOFF
Removes and prevents popups, overlays and cookie notifications, other tools do not. Enjoy the original look of the internet.
44,722 users
Webmail Ad Blocker
Remove advertising clutter from your web-based email. Expand your viewable area by blocking and removing ads on the right-hand side of the screen when using Gmail, Hotmail, Outlook.com and Yahoo Mail.
30,234 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.
3,195 users
AdBlocker Ultimate
Completely remove ALL ads. No “acceptable” ads or whitelisted advertisers allowed. This free extensions also helps block trackers and malware.
1,651,099 users
AdBlock for Firefox
The most popular ad blocker for Chrome and Safari, now available for Firefox! Block all advertisements on all web pages, even Facebook, Youtube, and Hulu. Browse faster, too! Most ads aren't even downloaded at all, saving you time and bandwidth.
1,339,777 users
Malwarebytes Browser Guard
The fastest and safest web browsing experience. Secure your privacy by blocking trackers, blocking ads, and blocking malicious content.
484,328 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
98,198 users
Surfshark VPN Extension
Browse the web freely with secure, private internet access for the Firefox browser extension.
97,528 users
Free VPN Proxy & Ad Blocker - Planet VPN
Secure your web browsing with Planet VPN - a free vpn proxy addon
85,383 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.
60,824 users
AdNauseam
Blocking ads and fighting back against advertising surveillance.
59,654 users
Fakespot Fake Amazon Reviews and eBay Sellers
Protect yourself from bad sellers and fake reviews on Amazon and more!
52,414 users
Norton AntiTrack
Feel like you have little to no control over what information the sites you visit collect and share? Norton AntiTrack can help.
46,022 users
TTV LOL PRO
TTV LOL PRO removes most livestream ads from Twitch.
40,641 users
FastForward
Don't waste time with compliance. Use FastForward to skip annoying URL "shorteners".
37,251 users
Avast AntiTrack
Free yourself from online trackers
27,178 users
Free VPN
1VPN - Free VPN Proxy, Unlimited Data, Fast Speeds, Secure Encryption, No-Logs Policy, and Easy to Use.
21,858 users
Hide Google AI Overviews
Hide annoying Google AI Overviews.
20,318 users
UnTrap for YouTube
Hide YouTube recommendations, shorts, comments, suggestions, related videos, trending and other distractions.
16,962 users