
Description: Dabblet is an interactive CSS playground and code sharing tool allowing developers to quickly test snippets of CSS and see the visual results. It's useful for experimenting with layouts, animations, and visual effects.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: JS Bin is an online code editor and debugging tool for web developers. It allows you to edit HTML, CSS, and JavaScript and see the results in real time. Useful for testing snippets of code, prototyping websites, and sharing code examples.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API