What do you mean when you say "independent of your stack"? memcached, postgres, rabbit, etc aren't written in the language I use, but they're very much a part

What do you mean when you say "independent of your stack"? memcached, postgres, rabbit, etc aren't written in the language I use, but they're very much a part of my stack. Using an external application to hold the WebSocket connections and be the middleman between your app code and the user is not automatically clumsy. Clumsy would be re-writing your app in JavaScript because you believe it's the only language suited to WebSockets.