This library was originaly developed by Morten Kvistgaard with a lot of contribution from F. Chaxel. It is used as core library in YABE (Yet Another BACnet Explore). It has been forked here from SourceForge SVN source, splitted into separate repositories and made available to download from Nuget.
You can get BACnet library by grabbing the latest NuGet package.
See examples to learn how to use this library.