
Description: GUITAA is an open-source, cross-platform guitar tablature editor. It allows users to create, edit, print, and play guitar tabs with features like tablature editing, MIDI sound playback, tablature libraries, and audio file playback synchronization.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: ChordU is a chord progression and music composition web application. It allows users to generate chord progressions, view chord charts, and develop musical ideas into full compositions. The interface is simple and intuitive for quickly writing songs.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API