Node.js is a lean, fast, cross-platform JavaScript runtime environment that is useful for both servers and desktop applications.

Featuring a compiler written in Ruby, CoffeeScript does not add any special methods or objects but compiles directly into vanilla JavaScript, he said.

CoffeeScript is a language that compiles down into JavaScript. “But why? JavaScript is so simple?” Bullcorn. If you don’t use JavaScript everyday the language is wonky and frustra… ...

After a year of intense activity, CoffeeScript has risen from the embers with CoffeeScript 2, updating the language for use in a modern JavaScript community.

CoffeeScript, billed by its creator as "unfancy JavaScript," is in development as a language that compiles into JavaScript but offers a different sense of style.