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Package

jstz

Timezone detection for JavaScript

v2.1.1, 4 Nov 2018No license fieldCommonJSTypes: BundledDate and time
$ npm install jstz

Key numbers

As of 25 Sept 2026
Weekly downloads
152.9k
+69% over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
0
Direct, from package.json
Last release
7 years ago
v2.1.1
GitHub stars
176
32 forks
Open issues / PRs
12 / 1
Contributors
-
Commits, last 52 weeks
0

Downloads

Last week 2026-09-15 to 2026-09-21
0100k200k300k400kSept 2025Mar 2026Sept 2026High 314.8k (25 Aug 2026)Low 43k (23 Dec 2025)
Weekly npm downloads, one point per week, weeks starting 23 Sept 2025 to 15 Sept 2026. The y axis starts at zero.

152,938 downloads last week, 935,346 in the last month. The 12-month change of +69% compares the average of the last 4 weeks with the first 4 weeks of the series.

Releases, last 12 months
-
Latest version
2.1.1, 4 Nov 20187 years ago
First published
-
Last push to GitHub
29 Dec 20182,826 days before the snapshot
Repository archived
No
Open issues
12
Open pull requests
1
Commits, last 52 weeks
0
Dependents on npm
58

Major versions

-

Recent releases

-

Module format
CommonJSFrom package.json type, main and exports fields
TypeScript types
Bundled
Node.js engine range
>=0.10
Runtimes
-
Unpacked size (npm)
121 kB
Dependencies (0)
None
npm install jstz

CDN

jsDelivr: 651.5k requests in 30 days
  • jsDelivrhttps://cdn.jsdelivr.net/npm/jstz@2.1.1/
  • unpkghttps://unpkg.com/jstz@2.1.1/
  • esm.shhttps://esm.sh/jstz@2.1.1
PackageWeekly downloadsGzipLast releaseModuleComparison
@js-joda/core3.1m-2 months agoESM + CommonJS-
@js-joda/timezone228.9k-2 months agoESM + CommonJS-
jstimezonedetect155.8k-7 years agoCommonJS-
@js-joda/extra8.9k-5 months agoESM + CommonJS-
node-red-contrib-moment8.4k-3 years agoCommonJS-
moment-timezone12.9m-9 days agoCommonJS-
moment-timezone-all10.6k-10 years agoCommonJS-
date-fns-timezone53.6k-7 years agoCommonJS-
Sources: npm registry, npm downloads API, GitHub API, jsDelivr. Data fetched 25 Sept 2026.

Indexability: Indexed.