uBlock Origin


uBlock Origin is a free and open source, cross-platform browser extension for content-filtering, including ad-blocking.

The extension is available for several browsers: Safari (Beta), Chrome, Edge (Beta), Firefox, and Opera.

uBlock Origin has received praise from technology websites, and is reported to be much less memory-intensive than other extensions with similar functionality. uBlock Origin’s stated purpose is to give users the means to enforce their own (content-filtering) choices.


  • It is a wide-spectrum blocker.
  • Block ads, trackers and malware sites.
  • Has own filter lists.
  • Free and open source.

Software Info

Name uBlock Origin
URL https://github.com/gorhill/uBlock/
Supported Platforms , ,
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