Top 20 NuGet rtu Packages

Modbus TCP, Modbus UDP and Modbus RTU client/server library for .NET implementations
Small library to connect via Modbus RTU on remote devices.
Using AMWD.Modbus.TCP and AMWD.Modbus.Serial to build proxies.
C# Modbus Tools
Modbus TCP, UDP and RTU library for .NET library with MQTT Bridge
NModbus Serial Class Library
a C# implementation of the Modbus protocol. Provides connectivity to Modbus slave compatible devices and applications. Supports serial ASCII and serial RTU protocols.
Tako.Modbus.Client support 1.Tcp 2.RTU
RTU Controller.
Modbus Core
RTU Framework.