
Description: LenMus is an open-source music notation software for Linux. It allows users to create, edit, print, and play back music scores. LenMus supports multiple staffs, different clefs, various time signatures, chord symbols, lyrics, and more. It has a simple and intuitive graphical interface.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: GNU Solfege is a free and open source ear training software. It helps users improve their musical skills, including identifying intervals, chords, rhythms, and melodies. It is an educational tool for improving one's music abilities.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API