
Description: Hopscotch is a free, easy-to-use web app and mobile app prototyping tool. It allows users to quickly create wireframes and prototypes without any coding required. Hopscotch has an intuitive drag-and-drop interface to design website and app layouts. It has collaboration features to share prototypes and get feedback.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Scratch is a free visual programming language and online community that makes it easy for anyone to create interactive games, animations, and more. It uses a drag and drop interface with colorful blocks that snap together to build programs.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API