crates.io · crates:smol_str

smol_str active

small-string optimized string type with O(1) clone

Latest stable version	0.3.6
Published	2026-03-04 06:27:06 UTC
Install	`cargo add smol_str`
Minimum Rust version (rust-version)	`Rust ≥ 1.89`
License	MIT OR Apache-2.0
Advisories on latest version	none known
Last verified	2026-10-09 03:04:35 UTC
Sources	api.osv.dev, crates.io

Maintenance

Activity	slowing down
Last stable release	2026-03-04 06:27:06 UTC · 218 days ago
Stable releases in the last 12 months	4
Published versions	36

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

Version history

Version	Published
`0.3.6`	2026-03-04 06:27:06 UTC
`0.3.5`	2026-01-08 20:42:21 UTC
`0.3.4`	2025-10-23 15:11:00 UTC
`0.3.3` withdrawn	2025-10-23 11:16:19 UTC
`0.3.2`	2024-10-23 20:56:36 UTC
`0.3.1` withdrawn	2024-09-03 07:46:54 UTC
`0.3.0` withdrawn	2024-09-03 07:31:45 UTC
`0.2.2`	2024-05-14 10:24:31 UTC
`0.2.1`	2024-01-16 10:06:48 UTC
`0.2.0`	2023-04-11 12:11:55 UTC
`0.1.25` withdrawn	2023-03-30 15:40:17 UTC
`0.1.24`	2023-02-05 07:20:06 UTC
`0.1.23`	2022-04-26 22:01:45 UTC
`0.1.22` withdrawn	2022-04-08 19:08:57 UTC
`0.1.21`	2021-11-04 18:15:13 UTC
`0.1.20`	2021-11-01 13:08:33 UTC
`0.1.19`	2021-11-01 11:37:22 UTC
`0.1.18`	2021-06-26 15:37:50 UTC
`0.1.17`	2020-09-20 08:19:35 UTC
`0.1.16`	2020-07-06 13:32:56 UTC

Showing the 20 most recent of 36 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`	`0.3.2`
`rust 1.70`	`0.3.2`
`rust 1.75`	`0.3.2`
`rust 1.80`	`0.3.2`
`rust 1.85`	`0.3.2`
`rust 1.90`	`0.3.6`

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Frequently asked questions

What is the latest version of smol_str?

The latest stable version of smol_str is 0.3.6, published on 2026-03-04. Verified by Vigia on 2026-10-09.

How do I install the latest version of smol_str?

Run cargo add smol_str. The latest stable version is 0.3.6 (verified 2026-10-09).

Is smol_str deprecated?

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

Which Rust version does smol_str require?

smol_str 0.3.6 declares this requirement: Rust ≥ 1.89.

Does smol_str 0.3.6 have known vulnerabilities?

No known advisories affect smol_str 0.3.6 according to the data Vigia checks.

Is smol_str still maintained?

smol_str published 4 stable releases in the last 12 months; the most recent was 218 days ago. Activity: slowing down.

Observed changes

No changes observed yet since Vigia started tracking this package.

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