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10 Best Vanilla JavaScript Timezone Libraries

List hand-picked by Openbase Experts
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moment-timezone

moment-timezone

Timezone support for moment.js

8.4M
3.7K
Built-in
MIT
dft

date-fns-tz

Complementary library for date-fns v2 adding IANA time zone support

2M
744
Built-in
MIT
tj

timezones.json

Full list of timezones

16.6K
706
Built-in
MIT
js-joda

js-joda

🕑 Immutable date and time library for javascript

37.9K
1.5K
Built-in
BSD-3-Clause
jst

jstz

🌐Timezone detection for JavaScript

98.6K
167
Built-in
spa

spacetime

A lightweight javascript timezone library

52.3K
3.7K
Built-in
Apache-2.0
tz-lookup

tz-lookup

JavaScript Library for Timezone Lookup by Location

46.3K
177
DefinitelyTyped
CC0-1.0
tim

timezone

Full-blown timezone aware date math and formatting for JavaScript in 2.7k.

16K
249
No support
MIT
tj

timezone-js

DEPRECATED: Timezone-enabled JavaScript Date object. Uses Olson zoneinfo files for timezone data.

15.9K
827
DefinitelyTyped
@mapbox/timespace

@mapbox/timespace

compute fuzzy local time from a location

5.9K
60
No support
MIT
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