npm · npm:invariant

invariant active

invariant

The latest stable version of invariant is 2.2.4, published on 2018-03-13. Verified by Vigia on 2026-11-12.

Latest stable version	2.2.4
Published	2018-03-13 18:36:10 UTC
Install	`npm install invariant@latest`
Requires (engines)	none declared
Peer dependencies	—
Dist-tags	`latest: 2.2.4`
License	MIT
Advisories on latest version	none known
Last verified	2026-11-12 13:19:08 UTC
Sources	api.deps.dev, registry.npmjs.org, registry.npmjs.org

Maintenance

Activity	dormant
Last stable release	2018-03-13 18:36:10 UTC · 3166 days ago
Stable releases in the last 12 months	0
Published versions	13

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

Version history

Version	Published
`2.2.4`	2018-03-13 18:36:10 UTC
`2.2.3`	2018-02-19 21:14:18 UTC
`2.2.2`	2016-11-15 12:02:03 UTC
`2.2.1`	2016-03-09 06:18:41 UTC
`2.2.0`	2015-11-17 16:45:40 UTC
`2.1.3`	2015-11-17 16:41:12 UTC
`2.1.2`	2015-10-27 23:34:30 UTC
`2.1.1`	2015-09-21 05:44:39 UTC
`2.1.0`	2015-06-03 20:04:01 UTC
`2.0.0`	2015-02-21 21:00:56 UTC
`1.0.2`	2014-09-24 15:11:55 UTC
`1.0.1`	2014-09-24 04:52:41 UTC
`1.0.0`	2014-09-24 04:46:06 UTC

Showing the 13 most recent of 13 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`	`2.2.4`
`node 18`	`2.2.4`
`node 20`	`2.2.4`
`node 22`	`2.2.4`
`node 24`	`2.2.4`

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Frequently asked questions

What is the latest version of invariant?

The latest stable version of invariant is 2.2.4, published on 2018-03-13. Verified by Vigia on 2026-11-12.

How do I install the latest version of invariant?

Run npm install invariant@latest. The latest stable version is 2.2.4 (verified 2026-11-12).

Is invariant deprecated?

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

Which Node.js version does invariant require?

invariant 2.2.4 does not declare a Node.js version requirement.

Does invariant 2.2.4 have known vulnerabilities?

No known advisories affect invariant 2.2.4 according to the data Vigia checks.

Is invariant still maintained?

invariant published 0 stable releases in the last 12 months; the most recent was 3166 days ago. Activity: dormant.

Observed changes

No changes observed yet since Vigia started tracking this package.

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