Prism is a lightweight, extensible syntax highlighter.
http://prismjs.com/
JavaScript Libraries and Functions · UI
Get access to data on 117,449 websites that are PrismJS Customers. We know of 43,778 live websites using PrismJS and an additional 73,671 sites that used PrismJS historically and 23,731 websites in the United States.
Get a list of 117,449 websites using PrismJS which includes location information, hosting data, contact details, 43,778 currently live websites and an additional 55,212 domains that redirect to sites in this list. 73,671 sites that used this technology previously and 23,731 websites in the United States currently using PrismJS.