
Description: SharpDevelop is a free and open source integrated development environment for C#, Visual Basic .NET, Boo, IronPython, IronRuby and F# projects on Microsoft .NET platforms. It provides code completion, code navigation, localization support, debugging functionality and more.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Quincy is an open-source cross-platform music notation software designed for musicians. It is easy to use with an intuitive interface and offers features like note input via mouse or keyboard, advanced score editing, guitars tabs, tablature, and audio export.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API