
Description: QModBus is an open-source Qt-based implementation of the Modbus protocol used in industrial control systems. It provides APIs and components for building Modbus masters and slaves.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Modbus Poll is an open-source software tool for testing and debugging Modbus slave devices. It can poll Modbus devices via serial port, TCP, and UDP connections, read and write data, and log traffic. Useful for factory testing, diagnostics, device simulation, SCADA development, etc.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API