uBO Lite (uBOL), an MV3 API-based content blocker.

• Synopsis
• Documentation

Release notes

• Add ability to view DNR rules of imported lists in "Develop" pane
• Compile imported lists using platform-specific resource types
• Fix multiple issues with imported lists feature
• Support specific-generic cosmetic and scriptlet user filters
• Bring back "CERT.PL's Warning List"
• Fix conversion of csp=/permissions= exception filters
• Updated filter lists

Installation

• Firefox: Click uBOLite 2026.624.2307-beta