npm · npm:hasown

hasown active

A robust, ES3 compatible, "has own property" predicate.

The latest stable version of hasown is 2.0.4, published on 2026-05-28. Verified by Vigia on 2026-11-12.

Latest stable version	2.0.4
Published	2026-05-28 18:11:39 UTC
Install	`npm install hasown@latest`
Requires (engines)	`{"node":">= 0.4"}`
Peer dependencies	—
Dist-tags	`latest: 2.0.4`
License	MIT
Advisories on latest version	none known
Last verified	2026-11-12 13:42:26 UTC
Sources	api.deps.dev, registry.npmjs.org, registry.npmjs.org

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Maintenance

Activity	active
Last stable release	2026-05-28 18:11:39 UTC · 168 days ago
Stable releases in the last 12 months	2
Published versions	6

Heuristic based only on release dates; it does not measure issue or security response times.

Version history

Version	Published
`2.0.4`	2026-05-28 18:11:39 UTC
`2.0.3`	2026-04-17 22:12:06 UTC
`2.0.2`	2024-03-10 17:38:25 UTC
`2.0.1`	2024-02-11 05:52:03 UTC
`2.0.0`	2023-10-21 04:54:15 UTC
`1.0.1`	2014-09-03 06:38:17 UTC

Showing the 6 most recent of 6 versions. JSON

Version compatibility

Newest stable version that declares support for each runtime version (from the requirements published with each version).

Runtime	Newest compatible version
`node 16`	`2.0.4`
`node 18`	`2.0.4`
`node 20`	`2.0.4`
`node 22`	`2.0.4`
`node 24`	`2.0.4`

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Frequently asked questions

What is the latest version of hasown?

The latest stable version of hasown is 2.0.4, published on 2026-05-28. Verified by Vigia on 2026-11-12.

How do I install the latest version of hasown?

Run npm install hasown@latest. The latest stable version is 2.0.4 (verified 2026-11-12).

Is hasown deprecated?

No. hasown is not marked as deprecated in the registry.

Which Node.js version does hasown require?

hasown 2.0.4 declares this requirement: {"node":">= 0.4"}.

Does hasown 2.0.4 have known vulnerabilities?

No known advisories affect hasown 2.0.4 according to the data Vigia checks.

Is hasown still maintained?

hasown published 2 stable releases in the last 12 months; the most recent was 168 days ago. Activity: active.

Observed changes

No changes observed yet since Vigia started tracking this package.

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