Awesome
bpmn-font
A BPMN 2.0 icon font. Use it to model BPMN diagrams in your Word, VIM or other text editor.
Checkout the demo page for a list of included icons and their character code.
Usage in HTML
Expose dist directory in your app and include dist/css/bpmn.css in a webpage.
Use icons prefixed with bpmn-icon-, i.e.:
<span class="bpmn-icon-task"></span>