I'm curious as well. However I am actually fine with Hop being a superset of JS. The ecosystem is simply great (and admittedly overwhelming). I stumbled upon t

I'm curious as well. However I am actually fine with Hop being a superset of JS. The ecosystem is simply great (and admittedly overwhelming). I stumbled upon the project while researching languages that allow me to write code for the server and the client with the same language, codebase and API. A few more interesting examples are Opa [0], Skew [1] and of course Dart [2]. 0: http://opalang.org http://opalang.org 1: http://skew-lang.org http://skew-lang.org 2: https://www.dartlang.org https://www.dartlang.org