... included DNP3 Server & Client Simulator, Windows & Linux SDK.
http://www.freyrscada.com/DNP3(IEEE-1815)-Windows-Software-Development-Kit(SDK).php
Interoperability :
http://www.freyrscada.com/docs/FreyrSCADA-DNP-Driver-Object-Variation-Support.pdf
Video Tutorial:
https://www.youtube.com/playlist?list=PL4tVfIsUhy1abOTxSed3l56FQux5Bn_gj
DNP3 Windows SDK contains Win DLL library, Static link lib, Demo Server & Client programs, Visual Studio Demo console project files, Doxygen