Build your simple SCADA system. View Modbus registers from Modbus Slaves using the Modbus RTU serial port and TCP/IP network protocols.

Press the magnifying glass to search/discover all devices and their Modbus address. All found devices are shown in a dialog.



The values can be shown in decimal, hexadecimal, string, float, as range, color coded or as graph.
Version 1.09 · 271kb · VirusTotal Report
New: Allow function code to be specified History
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Install using package managers:

winget install --id the-sz.Sherwood -e --forcecontent_copy
choco install sherwood.portable -y --ignore-checksumcontent_copy

Supported Operating Systems:

Windows 11 Windows 11
Windows 10 Windows 10
Windows 8 Windows 8
Windows 7 Windows 7
Windows Vista Windows Vista
Windows XP Windows XP
Windows 2000 Windows 2000
Windows NT 4.0 Windows NT 4.0
Windows Server Windows Server
Windows Me Windows Me
Windows 98 Windows 98


Screenshot – Configuration:

Download Mirrors: