Polyfill is a service which accepts a request for a set of browser features and returns only the polyfills that are needed by the requesting browser.
jQuery UI is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.
Despite its recent growth, Polyfill.io is still behind jQuery UI in all market share segments.
jQuery UI has better usage coverage in more websites categories. Including Science & Education, Computers Electronics & Technology, Health, Travel & Tourism and 20 other categories.
Polyfill.io hasn't got a lead over jQuery UI in any websites category.
jQuery UI is leading in most countries, including United States, Russia, Germany, South Korea and 162 other countries.
Polyfill.io hasn't got a lead over jQuery UI in any country.