
Description: Chart.js is an open-source JavaScript library that allows developers to easily create responsive, interactive data visualizations and charts using HTML5 Canvas. It supports 8 chart types including line, bar, radar, polar, pie, doughnut, scatter, and bubble charts.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: CanvasJS Charts is a JavaScript charting library that enables interactive charts, graphs and data visualizations in web applications. It offers 30+ chart types including line, area, column, bar, pie, doughnut, funnel, polar charts and more.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API