
Description: Musteus is an open-source music notation software for Windows. It allows users to create, edit, print, share, and play back musical scores. Key features include MIDI input, audio waveform display, tablature and chord symbols, transposition tools, and export to PDF, MIDI, MP3, and more.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Facebook is a popular social networking platform that allows users to connect with friends, family, coworkers, and people with shared interests. Users can share photos, videos, status updates, join groups, and more.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API