New Twiddle

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName:'Ember Twiddle',
  
  model: { key: 'test value' },
  
  myComponent: Ember.Component.create({
    template: Ember.Handlebars.compile("myComponent")
  }),
  
  myView: Ember.View.create({
    template: Ember.Handlebars.compile("myView - {{key}}")
  })
});

templates.application.hbs

<h1>Welcome to {{appName}}</h1>
<br>
<br>

{{!uncommenting the next line breaks the app}}
{{!component myComponent}}

{{view myView context=model}}

{{outlet}}
<br>
<br>

twiddle.json

{
  "version": "0.4.7",
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "https://cdnjs.cloudflare.com/ajax/libs/ember.js/1.13.6/ember.js",
    "ember-data": "https://cdnjs.cloudflare.com/ajax/libs/ember-data.js/1.13.7/ember-data.js",
    "ember-template-compiler": "https://cdnjs.cloudflare.com/ajax/libs/ember.js/1.13.6/ember-template-compiler.js"
  }
}