Responsive image polyfill.
https://scottjehl.github.io/picturefill/
JavaScript Libraries and Functions · Compatibility
Get access to data on 1,750,312 websites that are Picturefill Customers. We know of 638,724 live websites using Picturefill and an additional 1,111,588 sites that used Picturefill historically and 161,135 websites in the United States.
Get a list of 1,750,312 websites using Picturefill which includes location information, hosting data, contact details, 638,724 currently live websites and an additional 831,693 domains that redirect to sites in this list. 1,111,588 sites that used this technology previouslyand 161,135 websites in the United States currently using Picturefill.
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