Market Share by Top Websites

1 Backbone.js is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.

2 In terms of market share, Spin JS is clearly lagging behind, losing to Backbone.js in all segments.

Websites Categories

1 Backbone.js has better usage coverage in more websites categories. Including Arts & Entertainment, Games, Adult, Lifestyle and 13 other categories.

2 Spin JS is leading in Science & Education, Travel & Tourism, Law & Government, E-commerce & Shopping and 3 other categories.


1 Backbone.js is leading in most countries, including United States, United Kingdom, Canada, Germany and 139 other countries.

2 Spin JS is leading in Russia, Taiwan, Poland, Greece and 15 other countries.