This efficient and lightweight browser add-on, developed by Raymond Hill, functions as a wide-spectrum blocker, not just for ads but also trackers and malware. Compatible with Chromium and Firefox, it uses multiple filter lists like EasyList and customizable options, ensuring thorough protection.
Cost / License
- Free
- Open Source
Application types
Platforms
- Microsoft Edge
- Vivaldi
- Google Chrome
- Pale Moon
- Thunderbird
- Opera
- Node.JS
- Chromium
- Mozilla Firefox


Comments about uBlock Origin as an Alternative to uMatrix
Umatrix allows you to specifically pick and choose which 3rd party sites that are providing things to the 1st party site you are visiting are blocked or not. While Noscript and Umatrix have this feature that enables you to easily change such permissions on the fly Ublock does not.
A wide-spectrum efficient blocker. Which block ads, trackers and malware sites. Free and Open Source.

Most users think uBlock Origin is a great uMatrix alternative.
uBlock Origin is the most popular Open Source & free alternative to uMatrix.
- uBlock Origin is Free and Open Source
- uBlock Origin is Customizable and Security-focused









































Not as powerful as uMatrix, specially if you want to block everything by default (Nightmare mode, as they call in the uBlock Origin documentation https://github.com/gorhill/uBlock/wiki/Blocking-mode:-nightmare-mode). You have to enable it by checking "I am an advanced user" in the configurations.