
Description: VCV Rack is an open-source virtual modular synth platform that simulates a Eurorack modular synthesizer system. It allows users to freely create unique instruments by patching together modules in an intuitive graphical interface.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Softube Modular is a virtual modular synthesizer plug-in that emulates real-world analog modular synthesizers. It features over 20 modules including oscillators, filters, sequencers, and effects that can be connected to create unique patches and sounds.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API