Dojo is an Open Source DHTML toolkit written in JavaScript. It builds on several contributed code bases (nWidgets, Burstlib, f(m)), which is why we refer to it sometimes as a "unified" toolkit.
http://dojotoolkit.org/
JavaScript Libraries and Functions · Framework
Get access to data on 265,591 websites that are Dojo Toolkit Customers. We know of 128,311 live websites using Dojo Toolkit and an additional 137,280 sites that used Dojo Toolkit historically and 60,800 websites in the United States.
Get a list of 265,591 websites using Dojo Toolkit which includes location information, hosting data, contact details, 128,311 currently live websites and 137,280 sites that used this technology previously and 60,800 websites in the United States currently using Dojo Toolkit.