Category - JavaScript Libraries

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

We have discovered 14,781 live website that are using YUI.

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Technology usage statistics

Websites using YUI 14,781 websites
Most popular in the country United States of America
Market position in JavaScript Libraries #100
Market share in JavaScript Libraries <0.1%
Most popular version 2.9.0

Technology adoption

Recent changes in YUI usage. (See YUI Usage Changes report)
Websites that added YUI +195
Websites that dropped YUI -366
Websites that changed version of YUI 1

Distribution by websites popularity

YUI detection in the top websites by popularity
Top 10k sites 31 websites
Top 100k sites 154 websites
Top 1m sites 2,581 websites

Websites utilizing YUI

Top websites that use YUI

Domain Country Rank Contacts
www.flickr.com United States of America 43
launchpad.net United Kingdom 792
www.alsa.org United States of America 1,827
www.ntnu.edu Norway 2,109
www.equifax.com United States of America 2,745
www.blueletterbible.org United States of America 2,756
See full domain list
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Market Share

YUI market share within the JavaScript Libraries category

Geographical Distribution

Technology usage distribution by websites across the globe.

Alternative Names

  • YUI Library
  • Yahoo! User Interface Library


(Ordered by popularity)
  • 2.9.0 (70.24%)
  • 3.6.0 (14.40%)
  • 2.7.0 (2.14%)
  • 3.17.1 (1.99%)
  • 0.6.0 (1.55%)
  • 3.17.2 (1.07%)
  • 2.8.0 (1.03%)
  • 3.18.1 (1.00%)
  • 2.6.0 (0.85%)
  • 2.5.1 (0.78%)

See all 40 versions ...

YUI often used together with

Category - Document Standards.
JavaScript is used together with YUI on 14,726 domains. Total 6,112,271 domains found using JavaScript
Category - Document Encoding.
UTF-8 is used together with YUI on 13,361 domains. Total 8,085,874 domains found using UTF-8
Category - Analytics.
Google Analytics is used together with YUI on 9,303 domains. Total 2,430,787 domains found using Google Analytics
Category - JavaScript Libraries.
jQuery is used together with YUI on 9,094 domains. Total 4,109,387 domains found using jQuery
Category - Document Standards.
Description Meta is used together with YUI on 8,955 domains. Total 4,119,980 domains found using Description Meta
Category - Mobile.
Viewport Meta is used together with YUI on 7,991 domains. Total 5,073,584 domains found using Viewport Meta

Alternative Technologies

AD Gallery: Total 855 domains found using AD Gallery
Alertify JS: Total 1,334 domains found using Alertify JS
Amaze UI: Total 328 domains found using Amaze UI
Answers: Total 53 domains found using Answers
AnythingSlider: Total 2,342 domains found using AnythingSlider
Apache ECharts: Total 728 domains found using Apache ECharts
Apollo: Total 682 domains found using Apollo
Basic jQuery Slider: Total 2,368 domains found using Basic jQuery Slider
basket.js: Total 13 domains found using basket.js
Bifrost: Total 100 domains found using Bifrost