Literally Canvas is an extensible, open source (BSD-licensed), HTML5 drawing widget. Its only dependency is React.js. You can use it to embed drawing boards in web pages. It’s kind of like an extensible MS Paint in JavaScript. Users can sketch drawings and you can do what you like with the results. comes with an easy-to-use jQuery plugin. It’s developed by the community for many purposes and is free to use and extend. Literally Canvas is intended to live inside your application in the way...
js2coffee is a command-line and browser-based tool that compiles JavaScript code into CoffeeScript. Version 2.0 is a complete rewrite using the Esprima parser for robustness. Supports stdin and file-based inputs. Provides compatibility mode and handles JavaScript edge cases. Includes migration and hacking guides. Converts JavaScript to CoffeeScript code.