
Description: Request Blocker is a Chrome extension that blocks unwanted requests from being sent while you browse the web. It enables you to block requests containing certain URLs or patterns, improving privacy, security, and page load speed.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: uMatrix is an open-source browser extension for Firefox, Chrome, and Firefox forks. It works as a firewall and allows users to selectively enable and disable various types of requests made by websites for improved security and privacy.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API