twiddle hax

application.template.hbs

<my-component zomg="such Angle Bracket component" />

my-component.template.hbs

<b>wow {{attrs.zomg}}</b>

twiddle.json

{
  "version": "0.4.10",
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "hax": "https://cdn.rawgit.com/chancancode/5b7b95b6268d51cdcaae/raw/92e0654083305c73cd601381a6cea705be9f8890/hax.js",
    "ember": "http://builds.emberjs.com/canary/ember.debug.js",
    "ember-template-compiler": "http://builds.emberjs.com/canary/ember-template-compiler.js"
  }
}