
Description: GeoGebra is a free dynamic mathematics software for all levels of education that joins geometry, algebra, spreadsheets, graphing, statistics and calculus in one easy-to-use package. It can be used for graphing equations, geometric constructions, advanced 3D modeling and more.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Graphtoy is a free, open-source data visualization software for creating interactive charts, graphs, and data stories. It has an intuitive drag-and-drop interface to easily build data visualizations without coding.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API