The list forgot Mascara (http://www.mascaraengine.com/ http://www.mascaraengine.com/) which adds features like classes, type inference, array comprehensions and

The list forgot Mascara (http://www.mascaraengine.com/ http://www.mascaraengine.com/) which adds features like classes, type inference, array comprehensions and so on, but is backwards compatible with JavaScript. (Disclosure: I made it. Hope it's not considered spam to post here anyway?) It is probably closest to TypeScript on the list, but is IMHO more mature and have more features (like generics).