
Description: TuxGuitar is an open-source, cross-platform guitar tablature editor software. It allows users to create and edit guitar or bass tablature as well as sheet music. Key features include multi-track editing, tablature editing tools, effects and amplifiers, MIDI importer/exporter and more.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: ABCEditor is a free open source music notation software for Windows. It allows you to create, edit, play back, and print sheet music using the ABC music notation format. Useful for musicians and composers to write and arrange songs.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API