
Description: Aria Maestosa is a free, open source MIDI sequencer and editor for Windows. It allows you to compose, record, and edit MIDI files with a user-friendly interface and powerful editing capabilities.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: DGuitar is an open-source software guitar tablature editor for Linux. It allows users to create, edit, play, print, and listen to guitar tablature. Key features include tablature editing, MIDI playback, chord diagrams, and audio export.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API