
Description: Google App Engine is a platform for building scalable web applications and mobile backends. It provides automatic scaling, distributed caching, health checks and other services to make app development easier.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: dotCloud is a platform-as-a-service that allows developers to deploy and scale web apps and databases quickly. It supports a variety of languages and frameworks and handles infrastructure provisioning and scaling automatically behind an easy-to-use interface.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API