
Description: Guile is an open source interpreter for the Scheme programming language, developed by the GNU Project. It aims to make Scheme more accessible as an extension language, allowing developers to embed Scheme into applications to enable scriptability and extensibility.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Kotlin is a statically typed programming language that runs on the Java virtual machine and can also be compiled to JavaScript. It is designed to interoperate fully with Java code and has many improvements over Java like null safety, functional programming support, and more concise syntax.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API