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  72,707 live websites   are using YUI.

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Technology usage statistics

Websites using YUI:72,707 websites
Most popular in: United States
Market position in JavaScript Libraries category:#147
Market penetration in JavaScript Libraries:0.26%
Most popular version:3.17.2

Security vulnerabilites

Known security issues associated with YUI
PublishedCVETitleDomains

Technology adoption

Recent changes in YUI usage.
Websites that added YUI 919
Websites that dropped YUI 131,544
Websites that changed version of YUI  1,472

Available Reports


Alternative Names

  • YUI Library
  • Yahoo! User Interface Library

Technology Information


Major Versions

  • 3.xx (30 subversions, 32,568 domains)
  • 2.xx (19 subversions, 5,239 domains)
  • 0.xx (5 subversions, 672 domains)

Website Distribution by Country

Number of websites using YUI
United States25,352 websites


Germany5,815 websites
Spain4,745 websites
Russia3,695 websites
France2,917 websites
Japan2,565 websites
Italy2,436 websites
GB1,960 websites
Canada1,539 websites
Poland1,510 websites

Website Distribution by TLD

Number of websites using YUI
.com23,049 websites
.org6,046 websites
.ru3,134 websites
.net2,800 websites
.es2,721 websites
.de2,655 websites
.it1,926 websites
.fr1,169 websites
.edu1,110 websites
.jp1,076 websites

YUI Versions

sorted by popularity
3.17.220,156 websites
3.18.110,367 websites
2.93,555 websites
0.4.3536 websites
3.18476 websites
2.5.1383 websites
3.13330 websites
2.8280 websites
3.5.1276 websites
2.7260 websites

See all YUI versions ...

Top Websites Using YUI

A look at the most popular websites built with YUI
DomainCountryRankContacts
flickr.com United States156
moodle.org United States584
researchgate.net United States692
download.moodle.org United States790
garanteprivacy.it Italy1,494
bugs.launchpad.net GB1,535
See full domain list

Always Used together



Alternative Technologies


jQuery: Total 23,099,200 domains found using jQuery
jQuery Migrate: Total 10,603,536 domains found using jQuery Migrate
jQuery UI: Total 5,937,539 domains found using jQuery UI
html5shiv: Total 4,310,097 domains found using html5shiv
Swiper: Total 3,781,221 domains found using Swiper
Polyfill: Total 2,557,136 domains found using Polyfill
Modernizr: Total 2,120,581 domains found using Modernizr
react-dom: Total 2,038,329 domains found using react-dom
underscore: Total 1,907,763 domains found using underscore
js-cookie: Total 1,850,308 domains found using js-cookie

FAQ

YUI falls under the categories of JavaScript Libraries, and UI Frameworks.
WebTechSurvey systematically indexes websites and their technologies. Users can find websites using YUI through the WebTechSurvey platform.
There are currently 60,836,597 live websites that use YUI.
The main competitors to YUI include jQuery, jQuery Migrate, jQuery UI, and html5shiv.