
Description: Enyo is an open source JavaScript application framework developed by Hewlett Packard Enterprise for building cross-platform web applications. It utilizes modern web standards and provides structure, tools, and libraries for rapidly developing apps that can run on phones, tablets, and desktop browsers.
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