New Twiddle

application.controller.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle',
  myService: Ember.inject.service()
});

application.template.hbs

<br>
App controller/template: {{myService.someGlobalProperty}}
<br>
{{my-component}}
<br>
{{input type='text' value=myService.someGlobalProperty}}

my-component.component.js

import Ember from 'ember';

export default Ember.Component.extend({
  myService: Ember.inject.service()
});

my-component.template.hbs

Component: {{myService.someGlobalProperty}}

services.my-service.js

import Ember from 'ember';

export default Ember.Service.extend({
  someGlobalProperty: 'Hello world'
});

twiddle.json

{
  "version": "0.6.0",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "https://cdnjs.cloudflare.com/ajax/libs/ember.js/2.3.1/ember.debug.js",
    "ember-data": "https://cdnjs.cloudflare.com/ajax/libs/ember-data.js/2.3.3/ember-data.js",
    "ember-template-compiler": "https://cdnjs.cloudflare.com/ajax/libs/ember.js/2.2.0/ember-template-compiler.js"
  }
}