
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: Nano Defender is an open-source browser extension that blocks ads, trackers and malware. It uses advanced techniques to provide protection while remaining lightweight and efficient.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API