
Description: Sequencer64 is an open-source, MIDI music sequencer for Linux. It allows users to compose and edit multi-track MIDI music using a GUI and MIDI input devices. Sequencer64 aims to be simple, streamlined and efficient.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: LMMS is an open source digital audio workstation that allows you to produce music and sounds using virtual instruments, audio samples, and effects plugins. It has features like an easy-to-use interface, VST support, MIDI editor, and automation.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API