The deepstream client can be written in any language due to it&#x27;s messaging spec. There actually happens to be someone writing the client in Java now as well! You can find more info here: <a href="https:&#x2F;&#x2F;github.com&#x2F;deepstreamIO&#x2F;deepstream.io&#x2F;issues&#x2F;66" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;deepstreamIO&#x2F;deepstream.io&#x2F;issues&#x2F;66</a>