
Description: Susy is a lightweight and responsive CSS framework that makes it easy to build responsive layouts. It uses Sass to provide a syntax for easily declaring responsive layouts. Susy helps web developers quickly build flexible, customizable layouts that adapt to multiple screen sizes.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Bulma is an open source CSS framework that provides ready-to-use frontend components that you can easily combine to build responsive web interfaces. Its design is based on Flexbox and it aims to provide an alternative to Bootstrap.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API