
Description: Google Web Starter Kit is an open-source front-end framework that helps developers quickly build fast, modern web apps. It includes a base template with performance optimizations, responsive layouts, SEO best practices, and offline support out of the box.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Leaf is an open-source CSS framework for creating responsive web pages and web apps. It offers a grid system, UI components, utilities, and more to help developers build sites quickly with clean, modern design.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API