
Description: Gumby is an open-source, flexible front-end framework built on top of Sass and Compass. It uses responsive grid systems, stylized elements, and templates to help developers quickly build websites and apps that work on any device.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Purecss is an open-source CSS framework that provides lightweight styles and layout options for quickly building responsive web pages. It focuses on modular, customizable components without excess code.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API