D3-based renderer for Dagre

 This library is an out-of-box replacement for dagre-d3 and it is based on the
 original dagre-d3 project.
 .
 Dagre is a JavaScript library that makes it easy to lay out directed graphs on
 the client-side. The dagre-d3 library acts as a front-end to dagre, providing
 actual rendering using D3.
 .
 Node.js is an event-based server-side JavaScript engine.