
Description: Frappé Charts is an open source charting and data visualization tool. It allows users to create interactive charts, graphs and maps to represent data visually. It is built on Python and JavaScript and has a simple and intuitive drag-and-drop interface.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: C3.js is an open-source JavaScript library for creating interactive data visualizations and charts using HTML, CSS, and SVG. It's a wrapper for D3.js that simplifies common chart types like line, bar, pie, scatter, stacked, etc. making them easier to generate.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API