
Description: SimpleGrid is an open-source CSS framework that makes it easy to create responsive grid layouts. With SimpleGrid you can quickly build flexible grids with advanced features like auto-sizing columns, column spanning, and Sass-based theming.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Halfmoon is an open-source frontend framework for building responsive and intuitive web interfaces quickly. It offers pre-designed UI components and utilities to streamline development.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API