Market Share by Top Websites

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

2 In terms of market share, Sizzle is clearly lagging behind, losing to Require JS in all segments.

Websites Categories

1 Require JS has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, Shopping, People & Society and 220 other categories.

2 Sizzle is leading in Clothing, Home & Garden, Web Hosting, Consumer Electronics and 13 other categories.


1 Require JS is leading in most countries, including United States, Germany, United Kingdom, Russia and 214 other countries.

2 Sizzle is leading in Hungary, China, South Korea, Netherlands and 6 other countries.