selectivizr is a JavaScript utility that emulates CSS3 pseudo-classes and attribute selectors in Internet Explorer 6-8.
https://selectivizr.com/
JavaScript Libraries and Functions · Compatibility
Get access to data on 1,769,439 websites selectivizr Customers. We know of 359,519 live websites using selectivizr and an additional 1,409,920 sites that used selectivizr historically and 163,456 websites in the United States.
Get a list of 1,769,439 websites using selectivizr which includes location information, hosting data, contact details, 359,519 currently live websites and an additional 230,631 domains that redirect to sites in this list. 1,409,920 sites that used this technology previouslyand 163,456 websites in the United States currently using selectivizr.
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