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Pick up to four tools and compare adoption, momentum and maintenance at a glance. The crown marks the leader in each row.

Tiny, secure, URL-friendly unique string ID generator.

Modular, immutable date utility functions with first-class time zone support; tree-shakes well.

2 kB Moment-compatible date library with an immutable API and plugins.

Immutable date/time library built on the Intl API with strong time zone handling.

Head to head

Metric	Nano ID	date-fns	Day.js	Luxon
Stars	27.1k	36.7k	48.7k	16.5k
Weekly downloads	372M	119M	109M	58.4M
Download growth	+30%	+1%	+33%	+29%
Popularity score	91/100	92/100	93/100	87/100
Forks	895	2.1k	3.7k	815
Open issues	1	1.1k	1.5k	218
Last commit	6d ago	2w ago	1mo ago	3mo ago
Latest version	6.0.2	4.4.0	1.11.23	3.7.2
License	MIT	n/a	MIT	MIT
First released	2017	2014	2018	2015
Signals	None	Popular	Popular	None
Listed in	Frontend › Utilities, Dates & Helpers	Frontend › Utilities, Dates & Helpers	Frontend › Utilities, Dates & Helpers	Frontend › Utilities, Dates & Helpers

Hover for exact values; switch to log scale for tools of very different sizes.

Tiny, secure, URL-friendly unique string ID generator.

Modular, immutable date utility functions with first-class time zone support; tree-shakes well.

2 kB Moment-compatible date library with an immutable API and plugins.

Immutable date/time library built on the Intl API with strong time zone handling.

Metric	Nano ID	date-fns	Day.js	Luxon
Stars	27.1k	36.7k	48.7k	16.5k
Weekly downloads	372M	119M	109M	58.4M
Download growth	+30%	+1%	+33%	+29%
Popularity score	91/100	92/100	93/100	87/100
Forks	895	2.1k	3.7k	815
Open issues	1	1.1k	1.5k	218
Last commit	6d ago	2w ago	1mo ago	3mo ago
Latest version	6.0.2	4.4.0	1.11.23	3.7.2
License	MIT	n/a	MIT	MIT
First released	2017	2014	2018	2015
Signals	None	Popular	Popular	None
Listed in	Frontend › Utilities, Dates & Helpers	Frontend › Utilities, Dates & Helpers	Frontend › Utilities, Dates & Helpers	Frontend › Utilities, Dates & Helpers

Hover for exact values; switch to log scale for tools of very different sizes.