uBlock Origin
Finally, an efficient wide-spectrum content blocker. Easy on CPU and memory.
10,456,592 users
AdGuard AdBlocker
Unmatched adblock extension against advertising and pop-ups. Blocks ads on Facebook, Youtube and all other websites.
1,682,804 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.
238,681 users
AdBlocker Ultimate
Completely remove ALL ads. No “acceptable” ads or whitelisted advertisers allowed. This free extensions also helps block trackers and malware.
1,058,006 users
VPN
1VPN - Free VPN Proxy, Unlimited Data, Fast Speeds, Secure Encryption, No-Logs Policy, and Easy to Use.
121,843 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.
50,641 users
Lock Adblock
Lock Adblock: A lightweight, permissionless and user-friendly ad blocker for ads, trackers and malware.
12,228 users
YouTube Dislike Counter
Restores YouTube video dislike counts for both regular videos and shorts
5,294 users
FMHY SafeGuard
An extension that detects starred, safe, unsafe or potentially unsafe sites using the FMHY Filterlist.
4,792 users
Spotify Adblock
Block Spotify ads instantly. Skip audio and banner ads in the Spotify web player and enjoy uninterrupted music.
3,629 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)
2,266 users
LiteTube: Fix YouTube Lag & Adblock Detection
Fix YouTube Lag / Adblock Detection on Firefox issue by utilizing the lightweight Mobile API Lightweight YouTube (m.) without ads. Background Play, AdBlock, SponsorBlock, and Max Quality in one.
2,125 users
Video Ads Blocker in Youtube™
Let YouTube no ads. Auto skip ads when watching YouTube videos.
1,788 users
PrivacyX
PrivacyX is an all-in-one extension designed to fully protect your online privacy. It instantly clears all digital traces, including sent and received requests, browsing history, cookies, saved passwords, cache, and downloads. + vpn mullvad = privacy
851 users
JShelter
JShelter controls the APIs provided by the browser. The goal is to improve the privacy and security of the user running the extension.
384 users
Adblock King
Adblock King: Rule your browsing with lightning-fast, hassle-free ad blocking mastery.
291 users
Mojeek Internet Search: Unbiased & Non-tracking
Switch to Mojeek: the UK’s leading independent, privacy-first crawler. Experience unbiased, non-tracking search with a unique index. The top 2026 choice for private web discovery and ethical results—make it your default search engine today!
220 users
Server Status
Quickly view basic info about every webpage, including server location, IP addresses, certificate issuer and expiration date, HTTP status code and load time.
156 users
Phishy.pro - Phishing | Malware Scanner
Phishy.pro tool designed to detect and prevent phishing attempts. Discover potential phishing with the linked web page.
102 users
