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npm · npm:@metamask/superstruct

@metamask/superstruct active

A simple and composable way to validate data in JavaScript (and TypeScript).

The latest stable version of @metamask/superstruct is 3.4.1, published on 2026-07-16. Verified by Vigia on 2026-11-12.

Latest stable version3.4.1
Published2026-07-16 17:49:08 UTC
Installnpm install @metamask/superstruct@latest
Requires (engines){"node":">=16.0.0"}
Peer dependencies—
Dist-tagslatest: 3.4.1
LicenseMIT
Advisories on latest versionnone known
Last verified2026-11-12 12:59:39 UTC
Sourcesapi.deps.dev, registry.npmjs.org, registry.npmjs.org

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Maintenance

Activityactive
Last stable release2026-07-16 17:49:08 UTC · 119 days ago
Stable releases in the last 12 months3
Published versions8

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

Version history

VersionPublished
3.4.12026-07-16 17:49:08 UTC
3.4.02026-07-15 11:03:49 UTC
3.3.02026-07-02 10:07:26 UTC
3.2.12025-04-03 16:06:07 UTC
3.2.02025-04-02 16:38:10 UTC
3.1.02024-06-27 17:18:42 UTC
3.0.02024-06-04 18:30:42 UTC
2.0.02024-03-08 11:39:25 UTC

Showing the 8 most recent of 8 versions. JSON

Version compatibility

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

RuntimeNewest compatible version
node 163.4.1
node 183.4.1
node 203.4.1
node 223.4.1
node 243.4.1

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Frequently asked questions

What is the latest version of @metamask/superstruct?

The latest stable version of @metamask/superstruct is 3.4.1, published on 2026-07-16. Verified by Vigia on 2026-11-12.

How do I install the latest version of @metamask/superstruct?

Run npm install @metamask/superstruct@latest. The latest stable version is 3.4.1 (verified 2026-11-12).

Is @metamask/superstruct deprecated?

No. @metamask/superstruct is not marked as deprecated in the registry.

Which Node.js version does @metamask/superstruct require?

@metamask/superstruct 3.4.1 declares this requirement: {"node":">=16.0.0"}.

Does @metamask/superstruct 3.4.1 have known vulnerabilities?

No known advisories affect @metamask/superstruct 3.4.1 according to the data Vigia checks.

Is @metamask/superstruct still maintained?

@metamask/superstruct published 3 stable releases in the last 12 months; the most recent was 119 days ago. Activity: active.

Observed changes

No changes observed yet since Vigia started tracking this package.

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