
Description: Avalonia UI is an open source cross-platform UI framework for .NET apps. It allows developers to create desktop GUI apps that run on Windows, Linux and macOS using .NET technologies like XAML.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: PyGTK is a Python binding for the GTK toolkit, allowing you to build graphical user interfaces in Python using GTK. It provides an object-oriented interface to GTK+ that is easy to use.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API