Usage Statistics provides you with easy-to-use, cross-browser user interface JavaScript libraries to make your web sites and web applications fly.

JavaScript Libraries and Functions · JavaScript Library Customers

We know of 1,137,285 live websites using Location Market Share and Movement
Technology Won Lost
Backbone.js Backbone.js 2,856* 836*
Yahoo User Interface Yahoo User Interface 2,639* 2,505*
MooTools MooTools 1,853* 751*
Prototype Prototype 1,737* 443*
Moment JS Moment JS 1,463* 4,165* Competitors and Similar
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