
Description: GeoGebra is free and multi-platform 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 interactive learning and teaching mathematics.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: handyCalc is a free, open-source calculator app for Windows. It provides standard, scientific, programmer, date calculation, and converter modes for convenient math and unit conversions. handyCalc is lightweight, customizable, and supports copying math results.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API