crates.io · crates:rmp-serde

rmp-serde active

Serde support for MessagePack

Latest stable version	1.3.1
Published	2025-12-23 23:54:42 UTC
Install	`cargo add rmp-serde`
Minimum Rust version (rust-version)	`Rust ≥ 1.85`
License	MIT
Advisories on latest version	none known
Last verified	2026-10-09 03:03:52 UTC
Sources	api.osv.dev, crates.io

Maintenance

Activity	slowing down
Last stable release	2025-12-23 23:54:42 UTC · 289 days ago
Stable releases in the last 12 months	1
Published versions	43

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

Version history

Version	Published
`1.3.1`	2025-12-23 23:54:42 UTC
`1.3.0`	2024-04-30 13:47:27 UTC
`1.2.0`	2024-04-16 15:09:45 UTC
`1.1.2`	2023-07-21 14:36:54 UTC
`1.1.1`	2022-09-27 12:56:14 UTC
`1.1.0` withdrawn	2022-04-19 03:45:37 UTC
`1.0.0` withdrawn	2022-01-16 23:16:24 UTC
`0.15.5`	2021-06-11 13:14:36 UTC
`0.15.4` withdrawn	2021-02-02 15:44:53 UTC
`0.15.3` withdrawn	2021-01-19 15:00:54 UTC
`0.15.1` withdrawn	2021-01-03 18:17:33 UTC
`0.15.0` withdrawn	2020-12-06 22:58:49 UTC
`0.14.4`	2020-07-24 23:09:00 UTC
`0.14.3` withdrawn	2020-02-12 13:02:38 UTC
`0.14.2` withdrawn	2020-02-03 17:50:02 UTC
`0.14.1` withdrawn	2020-01-30 13:16:32 UTC
`0.14.0` withdrawn	2019-09-01 20:29:17 UTC
`0.13.7` withdrawn	2017-09-13 08:01:20 UTC
`0.13.6` withdrawn	2017-08-04 09:46:29 UTC
`0.13.5` withdrawn	2017-07-21 20:32:47 UTC

Showing the 20 most recent of 40 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
`rust 1.63`	`1.3.0`
`rust 1.70`	`1.3.0`
`rust 1.75`	`1.3.0`
`rust 1.80`	`1.3.0`
`rust 1.85`	`1.3.1`
`rust 1.90`	`1.3.1`

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Frequently asked questions

What is the latest version of rmp-serde?

The latest stable version of rmp-serde is 1.3.1, published on 2025-12-23. Verified by Vigia on 2026-10-09.

How do I install the latest version of rmp-serde?

Run cargo add rmp-serde. The latest stable version is 1.3.1 (verified 2026-10-09).

Is rmp-serde deprecated?

No. rmp-serde is not marked as deprecated in the registry.

Which Rust version does rmp-serde require?

rmp-serde 1.3.1 declares this requirement: Rust ≥ 1.85.

Does rmp-serde 1.3.1 have known vulnerabilities?

No known advisories affect rmp-serde 1.3.1 according to the data Vigia checks.

Is rmp-serde still maintained?

rmp-serde published 1 stable releases in the last 12 months; the most recent was 289 days ago. Activity: slowing down.

Observed changes

No changes observed yet since Vigia started tracking this package.

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