Google Chrome C# Package
This package contains implementation of Google Chrome Native Messaging protocol. Both synchronous and asynchronous I/O methods are provided.
I hope that the package will appear useful to you and able to save you some time.
Since Google Chrome native messages are essentially javascript objects stringified into JSON, the following .NET framework may appear useful to process them : https://github.com/JamesNK/Newtonsoft.Json .
Konstantin Kuzvesov, 2015