Compare software

uBlock Origin vs NoScript Security Suite: catalog facts
uBlock Origin	NoScript Security Suite
Free Free and open source; no donations sought	Free Free and open source under the GPL.
Browser extension	Browser extension
Wide-spectrum blocking of ads, trackers, coin miners, popups and malware sites using EasyList, EasyPrivacy and other… Designed to be CPU and memory efficient	Per-source permissions give very fine control over what a page may run Includes anti-XSS and clickjacking protections beyond simple blocking
Removed from the Chrome Web Store on 2026-08-31 with the Manifest V2 deprecation Microsoft Edge is transitioning consumers away from Manifest V2 extensions starting August 2026	Many sites break until permissions are granted, which takes real effort Not a good fit for people who want protection without configuration
Browser extension	Browser extension
Open source	Open source
License: GPL-3.0	License: GPL-3.0
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 20, 2026	Official website Full listing and sources Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.