QModBus Alternatives

QModBus is described as 'Free Qt-based implementation of a ModBus master application. A graphical user interface allows easy communication with ModBus slaves over serial line interface. QModBus also includes a bus monitor for examining all traffic on the bus' and is an app. There are more than 10 alternatives to QModBus for a variety of platforms, including Windows, Linux, Web-based, Flathub and SaaS apps. The best QModBus alternative is ModPackQT, which is free. Other great apps like QModBus are CoreBus, ModbusScope, ModScan and ModSim.

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Alternatives list

  1. SHM Modbus icon

    SHM Modbus

     Like

    A collection of applications to simulate a Modbus client.

    Cost / License

    Platforms

    • Linux
    • Flathub
    • Flatpak
    SHM Modbus screenshot 1
     
  2. ModbusManager icon

    ModbusManager

     Like

    Modbus master/slave tool for Windows with drag-and-drop HMI dashboards, data logging, alarms and Structured Text scripting.

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Windows
    Modbus polling in real time: holding registers with live values, data types (INT16, UINT16, INT32, FLOAT32), scaling, and a communication log showing every request and response for troubleshooting.
     
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