uBlock Origin Development Build

uBlock Origin Development Build CRX for Chrome

A Free Productivity Extension

Published By Raymond Hill (gorhill)

uBlock Origin Development Build (cgbcahbpdhpcegmbfconppldiemgcoii): Finally, an efficient blocker. Easy on CPU and memory.... Read More > or Download Now >

uBlock Origin Development Build for Chrome

Download CRX


3.76 MB

Chrome Store

Tech Specs

User Reviews

  • 97 Votes, Average: 4.74 out of 5
  • • Rating Average
  • 4.74 out of 5
  • • Rating Users
  • 97

Download Count

  • • Total Downloads
  • 8850
  • • Current Version Downloads
  • 2
  • • Updated: May 21, 2024

uBlock Origin Development Build is a free Productivity Extension for Chrome. You could download the latest version crx file or old version crx files and install it.

More About uBlock Origin Development Build

This is the official development build of uBlock Origin.

uBlock Origin is NOT an "ad blocker": it is a wide-spectrum blocker -- which happens to be able to function as a mere "ad blocker". The default behavior of uBlock Origin when newly installed is to block ads, trackers and malware sites -- through EasyList, EasyPrivacy, Peter Lowe’s ad/tracking/malware servers, various lists of malware sites, and uBlock Origin's own filter lists.

The stable version of uBlock Origin is at:

Use this development build of uBlock Origin if you want to help test new fixes since last stable release version, and to help find regression bugs.

Report regression bugs at uBlock Origin issue tracker:

"uBlock Origin Dev Build" does not share any settings with the stable release of "uBlock Origin", they are installed as two distinct extensions. If needed, use the backup/restore feature of uBlock Origin to transfer settings between the two extensions.

Download uBlock Origin Development Build

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