<!-- bpmn-js viewer -->
<script src="bower_components/bpmn-js/dist/bpmn-viewer.js"></script>

<!-- or -->

<!-- bpmn-js modeler -->
<script src="bower_components/bpmn-js/dist/bpmn-modeler.js"></script>

<script>
  // bundle exposes the viewer / modeler via the BpmnJS variable
  var BpmnViewer = window.BpmnJS;

  var xml; // ADD BPMN 2.0 XML HERE
  var viewer = new BpmnViewer({ container: 'body' });

  viewer.importXML(xml, function(err) {

    if (err) {
      console.log('error rendering', err);
    } else {
      console.log('rendered');
    }
  });
</script>