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Modbus Poll

Modbus Poll is a fast, modern Modbus client and server simulator built for engineers, technicians, and developers working with PLCs, inverters, energy meters, HMIs, and industrial sensors. It gives you everything you need to test, debug, and verify Modbus devices — all in a clean, focused interface designed for macOS. KEY FEATURES • Dual transport — connect over Serial RTU (USB-to-RS485 adapters) or Modbus TCP/IP. Switch between modes with a single click. • Full function code support — read…

  • Developer Tools
  • Updated 2026-09-24

Version 0.1.12 · Requires macOS 10.13

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