As another poster mentioned, you can use Akka.Net with F# (that project was started and is still run by F# developers).<p>Another option with deeper language integration is mbrace: <a href="http:&#x2F;&#x2F;mbrace.io&#x2F;" rel="nofollow">http:&#x2F;&#x2F;mbrace.io&#x2F;</a><p>Vesa Karvonen ported CML to F# as Hopac, which has very good performance: <a href="https:&#x2F;&#x2F;github.com&#x2F;Hopac&#x2F;Hopac" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;Hopac&#x2F;Hopac</a><p>Finally, there&#x27;re Orleans and Naiad from MSFT:<p><a href="https:&#x2F;&#x2F;github.com&#x2F;dotnet&#x2F;orleans" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;dotnet&#x2F;orleans</a><p><a href="https:&#x2F;&#x2F;github.com&#x2F;MicrosoftResearch&#x2F;Naiad" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;MicrosoftResearch&#x2F;Naiad</a>