npm · npm:jayson

jayson active

JSON-RPC 1.0/2.0 compliant server and client

The latest stable version of jayson is 5.0.0, published on 2026-09-18. Verified by Vigia on 2026-11-12.

Latest stable version	5.0.0
Published	2026-09-18 09:58:54 UTC
Install	`npm install jayson@latest`
Requires (engines)	`{"node":">=20"}`
Peer dependencies	—
Dist-tags	`latest: 5.0.0`
License	MIT
Advisories on latest version	none known
Last verified	2026-11-12 12:23:44 UTC
Sources	api.deps.dev, registry.npmjs.org, registry.npmjs.org

Maintenance

Activity	active
Last stable release	2026-09-18 09:58:54 UTC · 55 days ago
Stable releases in the last 12 months	2
Published versions	60

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

Version history

Version	Published
`5.0.0`	2026-09-18 09:58:54 UTC
`4.3.0`	2025-12-22 09:27:47 UTC
`4.2.0`	2025-04-19 05:36:09 UTC
`4.1.3`	2024-11-26 08:51:54 UTC
`4.1.2`	2024-08-22 07:23:59 UTC
`4.1.1`	2024-07-06 19:24:12 UTC
`4.1.0`	2023-04-29 02:51:21 UTC
`4.0.0`	2022-08-12 11:49:58 UTC
`3.7.0`	2022-08-12 08:14:16 UTC
`3.6.7`	2022-08-12 07:17:49 UTC
`3.6.6`	2021-12-15 12:13:48 UTC
`3.6.5`	2021-10-12 03:31:38 UTC
`3.6.4`	2021-06-26 03:20:05 UTC
`3.6.3`	2021-05-21 06:40:11 UTC
`3.6.2`	2021-04-30 07:38:06 UTC
`3.6.1`	2021-04-28 03:17:25 UTC
`3.5.2`	2021-04-25 03:53:33 UTC
`3.5.1`	2021-04-25 03:36:54 UTC
`3.4.4`	2020-12-18 09:45:36 UTC
`3.3.4`	2020-08-22 10:14:49 UTC

Showing the 20 most recent of 60 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`	`4.3.0`
`node 18`	`4.3.0`
`node 20`	`5.0.0`
`node 22`	`5.0.0`
`node 24`	`5.0.0`

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Frequently asked questions

What is the latest version of jayson?

The latest stable version of jayson is 5.0.0, published on 2026-09-18. Verified by Vigia on 2026-11-12.

How do I install the latest version of jayson?

Run npm install jayson@latest. The latest stable version is 5.0.0 (verified 2026-11-12).

Is jayson deprecated?

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

Which Node.js version does jayson require?

jayson 5.0.0 declares this requirement: {"node":">=20"}.

Does jayson 5.0.0 have known vulnerabilities?

No known advisories affect jayson 5.0.0 according to the data Vigia checks.

Is jayson still maintained?

jayson published 2 stable releases in the last 12 months; the most recent was 55 days ago. Activity: active.

Observed changes

No changes observed yet since Vigia started tracking this package.

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