I used this on a production project: https://github.com/raganwald/rewrite_rails https://github.com/raganwald/rewrite_rails Of course, one of its design goals

I used this on a production project: https://github.com/raganwald/rewrite_rails https://github.com/raganwald/rewrite_rails Of course, one of its design goals was that we be able to walk away from it, so it compiled to plain Ruby files much as Coffeescript compiles to Javascript.