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@msgpack/msgpack active

MessagePack for ECMA-262/JavaScript/TypeScript

The latest stable version of @msgpack/msgpack is 3.1.3, published on 2025-12-26. Verified by Vigia on 2026-11-12.

Latest stable version3.1.3
Published2025-12-26 06:55:23 UTC
Installnpm install @msgpack/msgpack@latest
Requires (engines){"node":">= 18"}
Peer dependencies—
Dist-tagsbeta: 3.0.0-beta6 latest: 3.1.3
LicenseISC
Advisories on latest versionnone known
Last verified2026-11-12 12:10:08 UTC
Sourcesapi.deps.dev, registry.npmjs.org, registry.npmjs.org

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Maintenance

Activityslowing down
Last stable release2025-12-26 06:55:23 UTC · 321 days ago
Stable releases in the last 12 months1
Published versions72

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

Version history

VersionPublished
3.1.32025-12-26 06:55:23 UTC
3.1.22025-05-25 01:09:28 UTC
3.1.12025-03-12 11:11:29 UTC
3.1.02025-02-21 12:58:56 UTC
3.0.12025-02-11 02:22:32 UTC
3.0.02025-02-07 10:55:03 UTC
2.8.02022-09-02 02:42:08 UTC
2.7.22022-02-08 04:21:49 UTC
2.7.12021-09-01 01:53:43 UTC
2.7.02021-05-20 01:50:42 UTC
2.6.32021-05-04 07:31:36 UTC
2.6.22021-05-04 07:11:19 UTC
2.6.12021-05-04 02:39:51 UTC
2.6.02021-04-21 00:43:59 UTC
2.5.12021-03-21 14:41:38 UTC
2.5.02021-03-21 14:30:38 UTC
2.4.12021-03-01 00:38:45 UTC
2.4.02021-02-15 14:03:14 UTC
2.3.12021-02-13 02:13:28 UTC
2.3.02020-10-17 00:35:12 UTC

Showing the 20 most recent of 66 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 162.8.0
node 183.1.3
node 203.1.3
node 223.1.3
node 243.1.3

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Frequently asked questions

What is the latest version of @msgpack/msgpack?

The latest stable version of @msgpack/msgpack is 3.1.3, published on 2025-12-26. Verified by Vigia on 2026-11-12.

How do I install the latest version of @msgpack/msgpack?

Run npm install @msgpack/msgpack@latest. The latest stable version is 3.1.3 (verified 2026-11-12).

Is @msgpack/msgpack deprecated?

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

Which Node.js version does @msgpack/msgpack require?

@msgpack/msgpack 3.1.3 declares this requirement: {"node":">= 18"}.

Does @msgpack/msgpack 3.1.3 have known vulnerabilities?

No known advisories affect @msgpack/msgpack 3.1.3 according to the data Vigia checks.

Is @msgpack/msgpack still maintained?

@msgpack/msgpack published 1 stable releases in the last 12 months; the most recent was 321 days ago. Activity: slowing down.

Observed changes

No changes observed yet since Vigia started tracking this package.

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