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Privacy Badger vs uBlock Origin: catalog facts
Privacy Badger	uBlock Origin
Free Free and open source under the GPL.	Free Free and open source; no donations sought
Browser extension	Browser extension
Blocks trackers it observes behaving badly, not only ones on a list Made by the EFF, with no monetisation attached	Wide-spectrum blocking of ads, trackers, coin miners, popups and malware sites using EasyList, EasyPrivacy and other… Designed to be CPU and memory efficient
Not an ad blocker; ads that do not track are left alone Learning-based blocking can miss trackers that appear on only one site	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
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 22, 2026	Official website Full listing and sources Checked September 20, 2026

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