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 1,765,483 live websites using Yahoo User Interface.

Yahoo User Interface Location Market Share and Movement
Technology Won Lost
jQuery jQuery 5,900* 9,567*
Prototype Prototype 4,217* 1,145*
Bootstrap.js Bootstrap.js 4,006* 12,645*
Moment JS Moment JS 3,996* 4,168*
MooTools MooTools 3,909* 569*
Yahoo User Interface Competitors and Similar

We know of at least 1,765,483 live websites using Yahoo User Interface.

Site Totals

Total Live
1,765,483
1,923,011 additional website redirects?.
USA Live Sites
73,550
Estimated
Top 1m
4.19%
41,905
Top 100k
7.3%
7,297
Top 10k
12.18%
1,218
United States
73,550*
United Kingdom
3,823*
Canada
2,716*
Germany
2,111*
Russia
2,000*
France
1,588*
Australia
1,187*
Spain
1,087*
Brazil
907*
Italy
892*
Netherlands
769*
China
744*
Iran
670*
.co
628*
India
595*
Japan
575*
Poland
433*
Indonesia
413*
Mexico
403*
Ukraine
353*
Sweden
305*
Argentina
302*
Czech Republic
277*
Greece
277*
Switzerland
262*
Austria
262*
Finland
259*
Belgium
249*
Romania
242*
New Zealand
237*
Taiwan
234*
.tv
219*
Turkey
204*
.me
199*
Portugal
189*
Hungary
181*
Chile
168*
Denmark
166*
.io
166*
Vietnam
163*
Israel
158*
Peru
148*
Singapore
131*
Norway
131*
Ireland
128*
Saudi Arabia
126*
Thailand
123*
Bulgaria
116*
Hong Kong
113*
South Africa
113*
Cocos Islands
110*
Malaysia
108*
South Korea
93*
Slovakia
93*
Ecuador
90*
Belarus
90*
Pakistan
83*
Nigeria
83*
Philippines
80*
Croatia
78*
Egypt
78*
UAE
60*
Kazakhstan
58*
Uruguay
55*
Slovenia
55*
Lithuania
52*
Dominican Republic
50*
Serbia
47*
Latvia
47*
Algeria
47*
Sri Lanka
42*
Estonia
42*
Bolivia
40*
Kuwait
37*
Bangladesh
35*
Uzbekistan
35*
Venezuela
32*
Jordan
32*
Morocco
32*
El Salvador
30*
Kenya
30*
Oman
30*
Azerbaijan
30*
Tonga
25*
Ghana
25*
Costa Rica
25*
Guatemala
25*
Micronesia
25*
Luxembourg
25*
Panama
22*
Iceland
22*
Albania
22*
Cyprus
22*
Cuba
20*
Anguilla
20*
Georgia
20*
Afghanistan
20*
Armenia
17*
Guernsey
17*
Samoa
17*
Iraq
17*
Bosnia and Herzegovina
17*
Belize
15*
Niue
15*
Macedonia
15*
Tanzania
15*
Malta
12*
United States Virgin Islands
12*
Lebanon
12*
Paraguay
12*
Mongolia
12*
Mozambique
12*
Brunei
12*
Bhutan
12*
Bahrain
12*
Sudan
12*
Uganda
12*
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