Docs say "only works with Java" but I believe Kotlin is supported by Quasar as well

[apatrida]

See: http://blog.paralleluniverse.co/2015/06/04/quasar-kotlin/ http://blog.jetbrains.com/kotlin/2015/06/fibers-and-actors-in-kotlin-with-quasar/

[cescoffier]

I think this is because vertx-sync does not support javascript, groovy and ruby (the other officially supported languages).