
Description: Math Notepad is a lightweight math editor and graphing calculator software for Windows. It allows typing mathematical expressions, evaluating them, graphing functions, creating matrices and more.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Xcos is an open-source graphical programming tool for modeling and simulating dynamical systems, specifically designed for control systems modeling. It features block diagram modeling, simulation, data plotting, and embedded code generation.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API