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Malwarebytes Browser Guard vs uBlock Origin: catalog facts
Malwarebytes Browser Guard	uBlock Origin
Free Free extension from Malwarebytes.	Free Free and open source; no donations sought
Browser extension	Browser extension
Combines ad, tracker, scam and malicious site blocking Available for Chrome, Firefox, Safari and Edge	Wide-spectrum blocking of ads, trackers, coin miners, popups and malware sites using EasyList, EasyPrivacy and other… Designed to be CPU and memory efficient
Closed source Fewer filter customisation options are documented than in dedicated content blockers	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
Browser extension	Browser extension
Closed source	Open source
License not stated	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 24, 2026	Official website Full listing and sources Checked September 20, 2026

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