This is old! You should also check out RubyJS for a fuller implementation of the same idea. I knocked together this simple proof-of-concept Ruby-to-JavaScript converter in a few hours today. It seems somehow wrong, like grafting a pretty girl’s head onto a donkey, but I’ve done it anyway! It converts Ruby code like this: class Demo def initialize @clicks = 0 3.times{ self.puts('Hello! I am a Ruby