What is a simple library that implements classes in JavaScript?

Question

JavaScript

Colleagues, we need a simple library for JavaScript that implements all OOP behaviors . The
syntax used in EmberJS is fine.

Answer 1

Here is another pretty good system of classes and models: https://github.com/atmajs/ClassJS

Answer 2

microjs.com/#oop

Answer 3

a CoffeeScript won't work?

Answer 4

prototypejs.org

Answer 5

Also take a look at Typescript .