
Description: Xamarin Studio is a free, open-source IDE for building mobile apps with C# and the .NET framework for iOS, Android, and Windows. It allows developers to use their existing .NET skills to write native mobile applications.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Aptana Studio is an open-source integrated development environment (IDE) for building web applications. It is based on Eclipse and optimized for web development with support for JavaScript, HTML, CSS, and Ruby on Rails.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API