
Description: Popmotion is an open source, functional JavaScript motion library for the web. It allows developers to animate anything with simple API calls. Useful for UI/UX animation, game development, and interactive apps.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Velocity.js is a lightweight JavaScript animation library that provides an easy way to create smooth animations and transitions in the browser. It offers a simple API and works with jQuery or standalone.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API