
Description: Voltage Modular is a virtual modular synthesizer app for Windows and Mac. It features over 200 modules for creating complex synthesizer patches and generating digital audio using visual patch cables and modulation. The intuitive interface makes modular synthesis accessible for beginners and pros alike.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Wren is an open-source modular synthesizer system that allows users to create customizable synthesizers. It features Eurorack standard modules that can be connected in various ways to generate and manipulate sounds.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API