
Description: Agility.js is an open-source JavaScript framework for building reactive web applications. It makes it easy to manage state and handle asynchronous operations, while providing features like routing and data fetching out of the box.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Zepto.js is a minimalist JavaScript library for modern browsers with a largely jQuery-compatible API. It enables cross-browser DOM manipulation, event handling, animation, and Ajax with a lightweight codebase.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API