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Technologies > JavaScript Libraries

Usage of JavaScript libraries for websites

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This diagram shows the percentages of websites using various JavaScript libraries. See technologies overview for explanations on the methodologies used in the surveys. Our reports are updated daily.

How to read the diagram:
24.4% of the websites use none of the JavaScript libraries that we monitor.
jQuery is used by 73.2% of all the websites, that is a JavaScript library market share of 96.8%.

None

24.4%

jQuery

73.2%

96.8%

Bootstrap

17.3%

22.8%

Modernizr

11.5%

15.1%

MooTools

2.6%

3.4%

Underscore

2.1%

2.8%

ASP.NET Ajax

1.9%

2.4%

Prototype

1.4%

1.8%

Script.aculo.us

1.2%

1.5%

Moment.js

1.0%

1.3%

Backbone

0.6%

0.8%

Angular

0.4%

0.6%

YUI Library

0.4%

0.5%

GSAP

0.3%

0.5%

Shadowbox

0.3%

0.4%

Lodash

0.3%

React

0.2%

0.3%

Spry

0.2%

0.3%

Zepto

0.1%

0.2%

Polyfill.io

0.1%

0.2%

0.1%

0.1%

0.1%

0.1%

0.1%

less than 0.1%

0.1%

W3Techs.com, 22 May 2018

absolute usage percentage

market share

Percentages of websites using various JavaScript libraries
Note: a website may use more than one JavaScript library

The following JavaScript libraries have a market share of less than 0.1%

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Technology Brief
JavaScript Libraries
JavaScript libraries provide a basis for building cross-browser web applications based on JavaScript.

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