uBlock Origin
Finally, an efficient wide-spectrum content blocker. Easy on CPU and memory.
What is uBlock Origin?
uBlock Origin is an efficient wide-spectrum content blocker for Firefox, designed with performance and low resource usage in mind. It effectively blocks ads, trackers, coin miners, and popups by default, using various filter lists like EasyList and EasyPrivacy. uBlock Origin also offers advanced features like custom rules and JavaScript blocking, and it's both free and open-source, maintained by a community dedicated to online privacy and user empowerment.
Stats
By:
Raymond Hill
Creation date:
2015-04-25
Weekly download count:
157,286
Firefox on Android:
Yes
Risk impact:
Very high risk impact
Risk likelihood:
Very low risk likelihood
Manifest version:
2
Permissions:
Size:
3.86M
URLs:
Website
,Privacy policy
Stats date:
Chrome-Stats Rank
#
5
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Summary
uBlock Origin is not an "ad blocker", it's a wide-spectrum content blocker with CPU and memory efficiency as a primary feature.
Out of the box, uBO blocks ads, trackers, coin miners, popups, etc. through the following lists of filters, enabled by default:
- EasyList (ads)
- EasyPrivacy (tracking)
- Peter Lowe’s Ad server list (ads and tracking)
- Online Malicious URL Blocklist
- uBO's own lists
More lists are available for you to select if you wish:
- EasyList Cookie
User reviews
User reviews summary
Pros
- Best ad blocker available
- Indispensable
- Works perfectly in Tor Browser
Cons
- Permissive access to browsing data
Most mentioned
- Best ad blocker available
- Indispensable
- Works perfectly in Tor Browser
Recent reviews
Safety
Risk impact
uBlock Origin is very risky to use and it requires a lot of sensitive permissions. Avoid installing this add-on unless you absolutely trust this publisher.
Risk likelihood
uBlock Origin has earned a good reputation and can be trusted.
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