Responsive image polyfill.
https://scottjehl.github.io/picturefill/
JavaScript Libraries and Functions · Compatibility
Get access to data on 1,743,913 websites that are Picturefill Customers. We know of 624,558 live websites using Picturefill and an additional 1,119,355 sites that used Picturefill historically and 155,569 websites in the United States.
Get a list of 1,743,913 websites using Picturefill which includes location information, hosting data, contact details, 624,558 currently live websites and an additional 796,271 domains that redirect to sites in this list. 1,119,355 sites that used this technology previouslyand 155,569 websites in the United States currently using Picturefill.
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