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Package

object-assign

ES2015 `Object.assign()` ponyfill

v4.1.1, 16 Jan 2017MIT-Types: NonePolyfills and shims
$ npm install object-assign

Key numbers

As of 25 Sept 2026
Weekly downloads
131.9m
+136% over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
0
Direct, from package.json
Last release
9 years ago
v4.1.1
GitHub stars
915
74 forks
Open issues / PRs
0 / 0
Contributors
14
Commits, last 52 weeks
1

Downloads

Last week 2026-09-15 to 2026-09-21
050m100m150m200mSept 2025Mar 2026Sept 2026High 170.5m (18 Aug 2026)Low 38.6m (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.

131,862,583 downloads last week, 604,911,895 in the last month. The 12-month change of +136% compares the average of the last 4 weeks with the first 4 weeks of the series.

Releases, last 12 months
017 in total
Latest version
4.1.1, 16 Jan 20179 years ago
First published
2 Feb 2014
Last push to GitHub
18 Sept 20266 days before the snapshot
Repository archived
No
Open issues
0
Open pull requests
0
Commits, last 52 weeks
1
Dependents on npm
9,838

Major versions

  1. v4 first release 4.0.0, 20 Aug 2015
  2. v3 first release 3.0.0, 4 Jun 2015
  3. v2 first release 2.0.0, 22 Nov 2014
  4. v1 first release 1.0.0, 14 Aug 2014
  5. v0 first release 0.1.0, 2 Feb 2014

Recent releases

VersionPublished
4.1.116 Jan 2017
4.1.02 May 2016
4.0.120 Aug 2015
4.0.020 Aug 2015
2.1.15 Jun 2015
3.0.04 Jun 2015
2.0.022 Nov 2014
1.0.014 Aug 2014
0.4.013 Aug 2014
0.3.130 Apr 2014
0.3.011 Apr 2014
0.2.28 Apr 2014
0.2.124 Mar 2014
0.2.015 Feb 2014
Module format
-Not determined from package.json
TypeScript types
None
Node.js engine range
>=0.10.0
Runtimes
-
Unpacked size (npm)
-
Dependencies (0)
None
npm install object-assign

CDN

jsDelivr: 135.6k requests in 30 days
  • jsDelivrhttps://cdn.jsdelivr.net/npm/object-assign@4.1.1/
  • unpkghttps://unpkg.com/object-assign@4.1.1/
  • esm.shhttps://esm.sh/object-assign@4.1.1
Sources: npm registry, npm downloads API, GitHub API, jsDelivr. Data fetched 25 Sept 2026.

Indexability: Indexed.