JavaScript Libraries

A JavaScript library is a library of pre-written JavaScript that allows for easier development of JavaScript-based applications, especially for AJAX and other web-centric technologies.


We have discovered 30,976,604 live websites that use JavaScript Libraries.

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JavaScript Libraries usage statistics

Total sites that use JavaScript Libraries30,976,604 websites
Percentage of website that use category38.34%
Number of technologies in JavaScript Libraries category4760
Category leader jQuery Migrate
Fastest Growing Technology OWL Carousel
Most Popular in Country United States




Top Technologies

Top 6 technologies in JavaScript Libraries category (out of 4760 total).
TechnologyWebsitesMarket PenetrationRecent changes
jQuery Migrate12,129,317 39.16% -6,318
Polyfill7,697,254 24.85% -244,872
jQuery UI6,473,401 20.90% +30,862
React4,867,483 15.71% +52,943
Swiper4,097,961 13.23% +59,804
regenerator-runtime4,052,893 13.08% +92,289
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JavaScript Libraries usage distribution by website rank

The correlation between utilization of JavaScript Libraries technologies and the relative popularity of websites

Geographical Distribution

Category usage distribution by websites across the globe.



Websites utilizing JavaScript Libraries

Top websites that use JavaScript Libraries
DomainCountryRankContacts
wordpress.org United States4
www.youtube.com United States6
twitter.com United States7
www.hugedomains.com United States14
github.com United States21
www.cloudflare.com United States27
See full domain list