lib60870.NET  2.2.0
IEC 60870-5-101/104 Protocol Source Code Library for C#/.NET
README lib60870.NET v2

lib60870.NET library for IEC 60870-5 based protocols in C#

The current implementation contains code for the IEC 60870-5-101/104 protocols only.

Please also consider the User Guide.

Compiling and running the examples:


Open the provided solution file in the lib60870.NET folder with MonoDevelop or Visual Studio. You should be able to build and run the library and examples with any recent version of MonoDevelop or Visual Studio


The library is developed and supported my MZ Automation GmbH.

For bug reports, hints or support please contact


This software is licensed under the GPLv3 (

Commercial licenses and support

Support and commercial license options are provided by MZ Automation GmbH. Please contact for more details. Support for IEC 60870-5-103 (companion standard for protection devices) is only available with a commercial license.


If you want to contribute to the improvement and development of the library please send me comments, feature requests, bug reports, or patches. For more than trivial contributions I require you to sign a Contributor License Agreement. Please contact