ModPackQT Alternatives

ModPackQT is described as 'A complete Modbus Master and Slave simulator in your browser. Read, write, and simulate registers with RTU serial and TCP/IP support. Parse datasheets with AI. Visualize data in real time' and is an app. There are more than 10 alternatives to ModPackQT for Windows, Linux, Flathub and Flatpak. The best ModPackQT alternative is ModbusScope, which is both free and Open Source. Other great apps like ModPackQT are CAS Modbus Scanner, QModBus, Modbus Slave and CoreBus.

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Alternatives list

  1. Modbus Pro icon

    Modbus Pro

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    Modbus Pro brings Modbus diagnostics into the modern era. Most engineers juggle a seperate master poller and slave simulator, often with dates interfaces. Modbus Pro puts both in one clean app

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Windows
    Modbus Pro screenshot 1
     
  2. Modbus Workbench icon

    Modbus Workbench

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    Free offline desktop tool for Modbus RTU and TCP testing, provides live polling, direct writing, raw traffic logging with export options, and a built-in slave simulator. Supports multiple languages, multi-platform use, and parallel device monitoring.

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Windows
    A free Modbus RTU/TCP master with polling, writes, a traffic log and a built-in slave simulator.
     
  4. ModbusTool icon

    ModbusTool

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    A clean, easy-to-use Modbus master tool that lets you connect to any slave device and inspect traffic in seconds — over TCP/IP, Serial, RTU or ASCII.

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Windows
    ModbusTool screenshot 1
     
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