jQuery UI hosted at Google.
https://developers.google.com/speed/libraries/
JavaScript Libraries and Functions
Get access to data on 3,887,826 websites that are Google Hosted jQuery UI Customers. We know of 1,316,563 live websites using Google Hosted jQuery UI and an additional 2,571,263 sites that used Google Hosted jQuery UI historically and 642,310 websites in the United States.
Get a list of 3,887,826 websites using Google Hosted jQuery UI which includes location information, hosting data, contact details, 1,316,563 currently live websites and an additional 875,576 domains that redirect to sites in this list. 2,571,263 sites that used this technology previously and 642,310 websites in the United States currently using Google Hosted jQuery UI.