
Description: Paper.js is an open-source vector graphics scripting framework that runs on top of the HTML5 Canvas. It offers a clean scene graph, mouse and keyboard handling, mathematical utilities, and more for crafting 2D interactive and animated graphics within the browser.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Zdog is a JavaScript library for creating 3D models and animations using flat 2D shapes. It renders shapes using SVG and WebGL for high performance. Zdog models have simple, rounded edges like paper cutouts or wood blocks.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API