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 405,974 websites that are Dojo Toolkit Customers. We know of 86,273 live websites using Dojo Toolkit and an additional 319,701 sites that used Dojo Toolkit historically and 40,932 websites in the United States.
Get a list of 405,974 websites using Dojo Toolkit which includes location information, hosting data, contact details, 86,273 currently live websites and an additional 99,188 domains that redirect to sites in this list. 319,701 sites that used this technology previously and 40,932 websites in the United States currently using Dojo Toolkit.