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GNU LibreJS vs UltraBlock

A side-by-side look at GNU LibreJS and UltraBlock. For an in-depth review of either product, follow the links below.

GNU LibreJS

GNU LibreJS

Security & Privacy

GNU LibreJS is a free add-on for Firefox and Chromium-based browsers that blocks nonfree nontrivial JavaScript code. It protects users from privacy/security issues and promotes the spread of free software.

privacysecurityjavascriptbrowseraddon
UltraBlock

UltraBlock

Security & Privacy

UltraBlock is an open-source ad blocker and privacy protection extension for web browsers. It blocks ads, trackers, malware, and more to provide a cleaner and safer browsing experience.

ad-blockingprivacy-protectionopen-source

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