
Description: Modbus Slave is an open source software that allows devices to communicate using the Modbus protocol by acting as a Modbus slave. It enables collecting data from sensors and devices to be accessed by a Modbus master device or controller.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

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: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API