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EasyModbusTCP Server Simulator .NET/JAVA

Free download EasyModbusTCP Server Simulator .NET/JAVA Linux app to run online in Ubuntu online, Fedora online or Debian online

This is the Linux app named EasyModbusTCP Server Simulator .NET/JAVA whose latest release can be downloaded as EasyModbusJavaServer.jar. It can be run online in the free hosting provider OnWorks for workstations.

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EasyModbusTCP Server Simulator .NET/JAVA


Modbus TCP Server simulator and library for .NET and Java implementation.

See Library and source code: www.easymodbustcp.net

For Connection to Modbus-TCP, Modbus-UDP clients, and Modbus RTU Master.
Server listens at port 502 (can be changed).
Shows also Protocol informations.
Allows Multiple connections

Digital Inputs; Coils; Input Registers and Holding Registers can be viewed and changed in a table-view

Version V2.5:
- Upgrade Library with new functions

Version V1.1:
- Asynchronous Reading and Writing to Speed up Server

Version V1.0:
- Bugfixes

Version V0.96:
- Bugfix
- Server Simulator available as Java-Version

Version V0.95:
- Modbus UDP supported

Version V0.94:
- Some Bugfixes

Version V0.93:
- Added Function code 16 (Write Multiple Registers)
- Some measures to speed up Modbus-Server
- DLL-Library for .NET implementations added

Version V0.92:
- Added Function code 15 (Write Multiple Coils)


  • Modbus TCP Server
  • Protocol Analyzer
  • Modbus RTU Slave
  • Modbus UDP
  • Server
  • .NET
  • C#
  • JAVA

User interface

Java Swing, .NET/Mono

Programming Language

C#, Java

This is an application that can also be fetched from https://sourceforge.net/projects/easymodbustcpserver/. It has been hosted in OnWorks in order to be run online in an easiest way from one of our free Operative Systems.