npm · npm:is-docker

is-docker active

Check if the process is running inside a Docker container

The latest stable version of is-docker is 4.0.0, published on 2025-09-15. Verified by Vigia on 2026-11-12.

Latest stable version	4.0.0
Published	2025-09-15 21:04:08 UTC
Install	`npm install is-docker@latest`
Requires (engines)	`{"node":">=20"}`
Peer dependencies	—
Dist-tags	`latest: 4.0.0`
License	MIT
Advisories on latest version	none known
Last verified	2026-11-12 13:10:39 UTC
Sources	api.deps.dev, registry.npmjs.org, registry.npmjs.org

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Maintenance

Activity	slowing down
Last stable release	2025-09-15 21:04:08 UTC · 423 days ago
Stable releases in the last 12 months	0
Published versions	10

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

Version history

Version	Published
`4.0.0`	2025-09-15 21:04:08 UTC
`3.0.0`	2021-08-31 23:02:35 UTC
`2.2.1`	2021-04-09 08:59:11 UTC
`2.2.0`	2021-04-05 13:09:34 UTC
`2.1.1`	2020-08-04 16:42:07 UTC
`2.1.0`	2020-08-02 22:23:05 UTC
`2.0.0`	2019-04-19 13:09:47 UTC
`1.1.0`	2016-10-27 08:35:14 UTC
`1.0.1`	2016-05-18 07:14:39 UTC
`1.0.0`	2015-04-08 07:09:24 UTC

Showing the 10 most recent of 10 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`	`3.0.0`
`node 18`	`3.0.0`
`node 20`	`4.0.0`
`node 22`	`4.0.0`
`node 24`	`4.0.0`

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Frequently asked questions

What is the latest version of is-docker?

The latest stable version of is-docker is 4.0.0, published on 2025-09-15. Verified by Vigia on 2026-11-12.

How do I install the latest version of is-docker?

Run npm install is-docker@latest. The latest stable version is 4.0.0 (verified 2026-11-12).

Is is-docker deprecated?

No. is-docker is not marked as deprecated in the registry.

Which Node.js version does is-docker require?

is-docker 4.0.0 declares this requirement: {"node":">=20"}.

Does is-docker 4.0.0 have known vulnerabilities?

No known advisories affect is-docker 4.0.0 according to the data Vigia checks.

Is is-docker still maintained?

is-docker published 0 stable releases in the last 12 months; the most recent was 423 days ago. Activity: slowing down.

Observed changes

No changes observed yet since Vigia started tracking this package.

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