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lazysizes vs RequireJS: who uses which

lazysizes is on more sites: 932,496 against 109,992 for RequireJS, about 8.5 times as many. Here's how they compare across the websites we've indexed, and where each one does best.

Where each one is used

DomainlazysizesRequireJS
.com on .com472,70133,986
.de in Germany50,8658,318
.ru on .ru34,0443,263
.jp in Japan35,838643
.org on .org25,0035,458
.net on .net22,7552,983
.uk in the UK22,2142,822
.br in Brazil17,0542,458

1,709 sites run both at once.

Questions

Which is more popular, lazysizes or RequireJS?

lazysizes is on more sites: 932,496 against 109,992 for RequireJS, about 8.5 times as many, across the sites StackGrep has indexed.

Do sites use lazysizes and RequireJS together?

1,709 sites load both. That's often a switch in progress, or two teams picking different tools.

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