Polyfill.io is a service which makes web development less frustrating by selectively polyfilling just what the browser needs. Polyfill.io reads the User-Agent header of each request and returns polyfills that are suitable for the requesting browser
We have discovered 7,640,936 live websites that are using Polyfill IO.
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Technology usage statistics
|Websites using Polyfill IO
|Most popular in the country
United States of America
Distribution by websites popularity
Polyfill IO detection in the top websites by popularity
|Top 10k sites
|Top 100k sites
|Top 1m sites
Websites utilizing Polyfill IO
Top websites that use Polyfill IO
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Technology usage distribution by websites across the globe.