
Description: Faust is an open-source functional programming language for realtime audio signal processing. It allows developers to create audio effects, synthesizers, and other audio applications by translating a high-level Faust code into an efficient C++ program.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Klangmeister is a free, open-source digital audio workstation and MIDI sequencer for Windows, Mac, and Linux. It provides tools for recording, editing, mixing, and producing music and audio.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API