Yahoo User Interface Usage Statistics

The Yahoo! User Interface (YUI) Library is a set of utilities and controls, written in JavaScript, for building richly interactive web applications using techniques such as DOM scripting, DHTML and AJAX.

http://developer.yahoo.com/yui/

JavaScript Libraries and Functions · JavaScript Library

Yahoo User Interface Customers

We know of 2,214,728 live websites using Yahoo User Interface.

Yahoo User Interface Location Market Share and Movement
Technology Won Lost
jQuery jQuery 5,637* 9,668*
Prototype Prototype 3,641* 1,283*
MooTools MooTools 3,456* 601*
script.aculo.us script.aculo.us 3,333* 1,080*
Backbone.js Backbone.js 2,949* 1,613*
Yahoo User Interface Competitors and Similar

We know of at least 2,214,728 websites using Yahoo User Interface across the entire internet.

Site Totals

Total Live
2,214,728
USA Live Sites
87,260
Estimated
Top 1m
3.84%
38,429
Top 100k
7.08%
7,078
Top 10k
12.65%
1,265
United States
87,260*
United Kingdom
4,135*
Canada
3,129*
Germany
2,777*
Russia
2,160*
France
1,572*
Australia
1,157*
Spain
1,151*
Brazil
1,018*
Italy
879*
Iran
797*
India
775*
Netherlands
768*
China
623*
.co
569*
Japan
515*
Poland
484*
Ukraine
414*
Indonesia
398*
Mexico
367*
Greece
335*
Sweden
316*
Czech Republic
313*
Argentina
281*
Finland
281*
.me
272*
Romania
265*
Turkey
246*
Switzerland
240*
Portugal
237*
.tv
234*
Taiwan
227*
New Zealand
221*
Hungary
199*
Ireland
186*
Israel
183*
Belgium
183*
Norway
164*
South Africa
164*
Austria
164*
.io
161*
Malaysia
155*
Chile
148*
Denmark
142*
Hong Kong
139*
Singapore
132*
Saudi Arabia
117*
Slovakia
113*
Pakistan
110*
Egypt
101*
Thailand
101*
Nigeria
98*
UAE
94*
Vietnam
94*
Cocos Islands
91*
Ecuador
91*
Bulgaria
91*
Lithuania
85*
Croatia
85*
Belarus
85*
Philippines
75*
South Korea
75*
Serbia
72*
Kazakhstan
72*
Algeria
66*
Costa Rica
60*
Venezuela
56*
Peru
50*
Estonia
44*
Dominican Republic
44*
Jordan
44*
Tonga
41*
Slovenia
41*
Guernsey
37*
Sri Lanka
37*
Kenya
34*
Micronesia
34*
Palau
31*
Iceland
31*
Morocco
31*
Uzbekistan
31*
Oman
28*
Uruguay
25*
Samoa
25*
Iraq
25*
Bangladesh
25*
Kuwait
25*
Panama
22*
Latvia
22*
Guatemala
22*
Luxembourg
22*
Niue
22*
Lebanon
22*
Cyprus
18*
Nicaragua
18*
Albania
18*
Afghanistan
18*
Tanzania
18*
Uganda
18*
.tk
18*
Belize
15*
Malta
15*
Georgia
15*
Brunei
15*
Bosnia and Herzegovina
15*
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