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Home / Technologies / Day.js vs FullCalendar

Day.js vs FullCalendar: who uses which

FullCalendar is on more sites: 61,900 against 11,759 for Day.js, about 5.3 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

DomainDay.jsFullCalendar
.com on .com4,76420,094
.org on .org6256,334
.de in Germany6922,824
.it in Italy1772,891
.fr in France2522,739
.uk in the UK2271,773
.net on .net3451,562
.kr in South Korea971,786

146 sites run both at once.

Questions

Which is more popular, Day.js or FullCalendar?

FullCalendar is on more sites: 61,900 against 11,759 for Day.js, about 5.3 times as many, across the sites StackGrep has indexed.

Do sites use Day.js and FullCalendar together?

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

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