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IEC 60870-5 shared application-layer primitives (ASDU, InformationObjects, time/quality types) for IEC 60870-5-101/104. Pure, transport-independent.

NModbus is a C# implementation of the Modbus protocol. Provides connectivity to Modbus slave compatible devices and applications. Supports TCP, and UDP protocols.

IEC 60870-5-104 protocol library (TCP/TCP-TLS transport, client/server) built on IEC60870.Core. Fully async, TouchSocket-based, zero-GC hot path.

IEC 60870-5-101 protocol library (balanced/unbalanced link layer, serial and TCP transport, client/server) built on IEC60870.Core.

NModbus.Serial Class Library

A serial port adapter implementation for the SerialPortStream library. Please note that an additional native dll is necessary to make this work. More details can be found at:... More information

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