
Description: BlackHole is a virtual audio driver for macOS that allows applications to pass audio to other applications with zero latency. It's useful for routing audio between music apps, streaming audio, or using audio apps without sound cards.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: LoopBack is an open-source Node.js framework that enables developers to quickly create APIs and connect to backend data sources. It provides out-of-the-box features like authentication, access control, database connectors, and more to accelerate API development.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API