vis.js
https://github.com/almende/vis

A dynamic, browser-based visualization library.

@version 4.20.1-SNAPSHOT
@date    2017-10-12

@license
Copyright (C) 2011-2017 Almende B.V, http://almende.com

Vis.js is dual licensed under both

* The Apache 2.0 License
  http://www.apache.org/licenses/LICENSE-2.0

and

* The MIT License
  http://opensource.org/licenses/MIT

Vis.js may be distributed under either license.