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messageformat

Intl.MessageFormat / Unicode MessageFormat 2 parser, runtime and polyfill

v4.0.0, 25 Nov 2025Apache-2.0ESM onlyTypes: BundledInternationalisationPolyfills and shims
$ npm install messageformat

Key numbers

As of 25 Sept 2026
Weekly downloads
309.9k
-6% over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
0
Direct, from package.json
Last release
9 months ago
v4.0.0
GitHub stars
1.8k
161 forks
Open issues / PRs
13 / 4
Contributors
-
Commits, last 52 weeks
40

Downloads

Last week 2026-09-15 to 2026-09-21
0100k200k300k400kSept 2025Mar 2026Sept 2026High 399.8k (21 Jul 2026)Low 171.8k (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.

309,913 downloads last week, 1,345,228 in the last month. The 12-month change of -6% compares the average of the last 4 weeks with the first 4 weeks of the series.

Releases, last 12 months
130 in total
Latest version
4.0.0, 25 Nov 20259 months ago
First published
28 Feb 2012
Last push to GitHub
29 Jun 202687 days before the snapshot
Repository archived
No
Open issues
13
Open pull requests
4
Commits, last 52 weeks
40
Dependents on npm
176

Major versions

  1. v4 first release 4.0.0, 25 Nov 2025
  2. v2 first release 2.0.0, 4 Apr 2018
  3. v1 first release 1.0.0, 1 Sept 2016
  4. v0 first release 0.1.0, 28 Feb 2012

Recent releases

VersionPublished
4.0.025 Nov 2025
2.3.017 Jul 2019
2.2.118 May 2019
2.2.02 May 2019
2.1.03 Mar 2019
2.0.515 Dec 2018
2.0.421 Jul 2018
2.0.319 Jul 2018
2.0.223 Apr 2018
2.0.118 Apr 2018
2.0.04 Apr 2018
1.1.16 Jan 2018
1.1.018 Nov 2017
1.0.226 Sept 2016
Module format
ESM onlyFrom package.json type, main and exports fields
TypeScript types
Bundled
Node.js engine range
^20.19 || ^22.12 || >=24
Runtimes
-
Unpacked size (npm)
168 kB
Dependencies (0)
None
npm install messageformat

CDN

jsDelivr: 71.1k requests in 30 days
  • jsDelivrhttps://cdn.jsdelivr.net/npm/messageformat@4.0.0/
  • unpkghttps://unpkg.com/messageformat@4.0.0/
  • esm.shhttps://esm.sh/messageformat@4.0.0
PackageWeekly downloadsGzipLast releaseModuleComparison
intl523.9k-10 years agoCommonJS-
@formatjs/intl-displaynames1.4m-12 days ago--
intl-list-format14.5k-7 years agoESM + CommonJS-
@formatjs/intl-numberformat404.6k-9 days agoESM only-
@formatjs/intl-datetimeformat260.5k-6 days agoESM only-
@formatjs/intl-pluralrules638.1k-12 days agoESM only-
node-gettext53.2k-8 months agoCommonJS-
@fluent/langneg22.9k-3 years agoESM + CommonJS-
Sources: npm registry, npm downloads API, GitHub API, jsDelivr. Data fetched 25 Sept 2026.

Indexability: Indexed.