uMatrix development build
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This is the official development build of uMatrix. The stable version of uMatrix is at: Use this development build of uMatrix if you want to help test new fixes since last stable release version, and to help find regression bugs. Report regression bugs at uMatrix issue tracker: "uMatrix dev build" does not share any settings with the stable release of "uMatrix", they are installed as two distinct extensions. If needed, use the backup/restore feature of uMatrix to transfer settings between the two extensions.

5 out of 59 ratings

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Pizza-sanJun 8, 2024

Very Similar to Ublock but with a more advanced/classic UI approach, I love it so much.

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AK xyzMay 22, 2024

Thank you for the Extension.

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Michael KharitonovJan 9, 2019

Requires time to understand how it works, but after that it is very intuitive and quite easy to work with.

6 out of 7 found this helpful


  • Version
  • Updated
    January 5, 2020
  • Offered by
    Raymond Hill (gorhill)
  • Size
  • Languages
    51 languages
  • Developer
  • Non-trader
    This developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.


The developer has not provided any information about the collection or usage of your data. To learn more, see the developer’s privacy policy.


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