For Clojure Om, there's https://github.com/arohner/foam https://github.com/arohner/foam Having access to .cljc (clojure files that can be loaded by either CLJS

For Clojure Om, there's https://github.com/arohner/foam https://github.com/arohner/foam Having access to .cljc (clojure files that can be loaded by either CLJS or standard CLJ) helps tremendously here. This means the server-side happens in Clojure on the JVM, so all of the async worries just go away entirely.