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Home / Technologies / RequireJS vs SystemJS

RequireJS vs SystemJS: who uses which

RequireJS is on more sites: 109,992 against 86,163 for SystemJS, about 1.3 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

DomainRequireJSSystemJS
.com on .com33,98664,381
.org on .org5,4584,191
.de in Germany8,3181,005
.au in Australia1,2433,402
.net on .net2,9831,596
.ca in Canada9693,412
.uk in the UK2,8221,552
.cc on .cc3,91713

51 sites run both at once.

Questions

Which is more popular, RequireJS or SystemJS?

RequireJS is on more sites: 109,992 against 86,163 for SystemJS, about 1.3 times as many, across the sites StackGrep has indexed.

Do sites use RequireJS and SystemJS together?

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

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