Market Share by Top Websites

1 Backbone.js is leading in Top 1M Sites and The Entire Web.

2 Polyfill.io is leading in Top 10K Sites and Top 100K Sites.

Websites Categories

1 Backbone.js has better usage coverage in more websites categories. Including Arts & Entertainment, Games, Adult, Lifestyle and 18 other categories.

2 Polyfill.io is leading in Law & Government and E-commerce & Shopping.

Geography

1 Backbone.js is leading in most countries, including United States, United Kingdom, Canada, Germany and 140 other countries.

2 Polyfill.io is leading in Japan, Brazil, South Korea, Belgium and 17 other countries.