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JS
Package

isobject

Returns true if the value is an object and not an array or null.

v4.1.1, 21 Aug 2026MITESM + CommonJSTypes: Bundled
$ npm install isobject
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Key numbers

As of 25 Sept 2026
Weekly downloads
51.6m
+8% over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
0
Direct, from package.json
Last release
1 month ago
v4.1.1
GitHub stars
106
19 forks
Open issues / PRs
0 / 0
Contributors
9
Commits, last 52 weeks
8

Downloads

Last week 2026-09-15 to 2026-09-21
020m40m60m80mSept 2025Mar 2026Sept 2026High 63.4m (25 Nov 2025)Low 24.4m (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.

51,562,498 downloads last week, 219,981,499 in the last month. The 12-month change of +8% compares the average of the last 4 weeks with the first 4 weeks of the series.

Maintenance

Releases, last 12 months
112 in total
Latest version
4.1.1, 21 Aug 20261 month ago
First published
30 Jun 2014
Last push to GitHub
21 Aug 202634 days before the snapshot
Repository archived
No
Open issues
0
Open pull requests
0
Commits, last 52 weeks
8
Dependents on npm
1,591

Major versions

  1. v4 first release 4.0.0, 28 Apr 2019
  2. v3 first release 3.0.0, 1 Dec 2016
  3. v2 first release 2.0.0, 21 Jul 2015
  4. v1 first release 1.0.0, 25 Feb 2015
  5. v0 first release 0.1.0, 30 Jun 2014

Recent releases

VersionPublished
4.1.121 Aug 2026
4.0.028 Apr 2019
3.0.130 Jun 2017
3.0.01 Dec 2016
2.1.025 Apr 2016
2.0.021 Jul 2015
1.0.213 Jul 2015
1.0.14 Jul 2015
1.0.025 Feb 2015
0.2.022 Sept 2014
0.1.130 Jun 2014
0.1.030 Jun 2014

Compatibility

Module format
ESM + CommonJSFrom package.json type, main and exports fields
TypeScript types
Bundled
Node.js engine range
>=0.10.0
Runtimes
-
Unpacked size (npm)
4.9 kB
Dependencies (0)
None

Install

npm install isobject

CDN

  • jsDelivrhttps://cdn.jsdelivr.net/npm/isobject@4.1.1/
  • unpkghttps://unpkg.com/isobject@4.1.1/
  • esm.shhttps://esm.sh/isobject@4.1.1
Sources: npm registry, npm downloads API, GitHub API. Data fetched 25 Sept 2026.

Indexability: Not indexed (discovery only): no category.