YUI

Category - JavaScript Libraries, UI Frameworks

YUI is a free, open source JavaScript and CSS framework for building richly interactive web applications.


We have discovered  216,573 live websites   that are using YUI.

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Technology usage statistics

Websites using YUI216,573 websites
Most popular in the country United States
Market position in JavaScript Libraries#83
Market penetration in JavaScript Libraries0.70%
Most popular version2.9

Technology adoption

Recent changes in YUI usage. (See YUI Usage Changes report)
Websites that added YUI+1,517
Websites that dropped YUI-2,717
Websites that changed version of YUI3,898

YUI usage distribution by website rank

The correlation between utilization of YUI technology and the relative popularity of websites

Geographical Distribution

Technology usage distribution by websites across the globe.



Websites utilizing YUI

Top websites that use YUI
DomainCountryRankContacts
flickr.com United States156
www.flickr.com United States156
download.moodle.org United States790
login.yahoo.com United States1,481
garanteprivacy.it Italy1,494
bugs.launchpad.net GB1,535
See full domain list

Alternative Technologies


jQuery Migrate: Total 12,129,317 domains found using jQuery Migrate
Polyfill: Total 7,697,254 domains found using Polyfill
jQuery UI: Total 6,473,401 domains found using jQuery UI
React: Total 4,867,483 domains found using React
Swiper: Total 4,097,961 domains found using Swiper
regenerator-runtime: Total 4,052,893 domains found using regenerator-runtime
html5shiv: Total 3,675,890 domains found using html5shiv
jQuery Waypoints: Total 3,510,786 domains found using jQuery Waypoints
Modernizr: Total 2,732,231 domains found using Modernizr
OWL Carousel: Total 2,567,114 domains found using OWL Carousel





Alternative Names

  • YUI Library
  • Yahoo! User Interface Library



Major Versions

  • 0.xx (10 subversions, 620 domains)
  • 1.xx (8 subversions, 67 domains)
  • 2.xx (23 subversions, 7,193 domains)
  • 3.xx (38 subversions, 5,295 domains)