
Description: SponsorBlock is a browser extension that allows users to skip sponsored segments in YouTube videos. It crowdsources data from the community to identify parts of videos that are sponsor messages, interactions reminders, promotions, etc.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: ZenMate Web Firewall is a browser extension that provides protection against online threats like malware, phishing, and hackers. It blocks dangerous websites, hides your IP address, and encrypts your web traffic.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API