When comparing CoffeeScript.org vs Smooth CoffeeScript, the Slant community recommends CoffeeScript.org for most people. In the question“What are the best resources to learn CoffeeScript?” CoffeeScript.org is ranked 2nd while Smooth CoffeeScript is ranked 6th. The most important reason people chose CoffeeScript.org is:
The site also provides an interpreter right on the page, which will let you run CoffeeScript in your browser, and show you the equivalent JavaScript as you type.
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Pros
Pro Provides an in-browser interpreter so you can practice while you learn
The site also provides an interpreter right on the page, which will let you run CoffeeScript in your browser, and show you the equivalent JavaScript as you type.
Pro Excellent resource for those already familiar with JavaScript
If you're already familiar with JavaScript, The official CoffeeScript website is an excellent resource for picking up CoffeeScript - the main page provides a quick reference for all of the language's features, complete with examples, side-by-side with their JavaScript equivalents.
Pro Provides clearly annotated source
If you're the type who likes to really dive into the details of the tools you use, the CoffeeScript website also provides clearly annotated source for the language itself, to clear up any questions you might have.
Pro It's interactive
Many code examples can be edited right within the page changing the output in real time.
Pro Free
Available online for free.
Cons
Con Site design/format can be hard to follow
All the content is listed on one web page, with very little white space breaking lessons apart. It can be a bit difficult to follow.
Con Difficult to navigate
The Table Of Contents is located at the top only, there is no way to navigate from your current position in the tutorial.
Everything is lumped into the one web page with a limited number of titles/breaks, so it's easy to lose your spot.