title: Asynchronous message passing in .NET
body: <p>I am looking for a simple .NET library that implements a concept of async message passing similar to Erlang OTP platform. So far, I have only found RetLang to be somewhat similar, but </p>
  
  <ol>
  <li>It seems to be abandoned, and </li>
  <li>It only supports message passing within one process.</li>
  </ol>