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crates.io · crates:syn

syn active

Parser for Rust source code

Latest stable version3.0.6
Published2026-09-16 22:31:12 UTC
Installcargo add syn
Minimum Rust version (rust-version)Rust ≥ 1.71
LicenseMIT OR Apache-2.0
Advisories on latest versionnone known
Last verified2026-10-08 19:48:27 UTC
Sourcesapi.osv.dev, crates.io

Maintenance

Activityactive
Last stable release2026-09-16 22:31:12 UTC · 21 days ago
Stable releases in the last 12 months20
Published versions359

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

Version history

VersionPublished
3.0.62026-09-16 22:31:12 UTC
3.0.52026-09-04 19:32:02 UTC
3.0.42026-08-24 00:39:54 UTC
3.0.32026-07-22 00:35:52 UTC
3.0.22026-07-20 04:39:06 UTC
3.0.12026-07-19 23:09:17 UTC
3.0.02026-07-18 20:35:01 UTC
2.0.1192026-07-15 00:23:48 UTC
2.0.1182026-06-16 17:08:41 UTC
2.0.1172026-02-20 02:40:03 UTC
2.0.1162026-02-15 17:38:57 UTC
2.0.1152026-02-12 03:53:44 UTC
2.0.1142026-01-07 02:35:57 UTC
2.0.1132026-01-03 21:53:25 UTC
2.0.1122025-12-30 16:07:30 UTC
2.0.1112025-11-23 04:14:16 UTC
2.0.1102025-11-10 02:54:54 UTC
2.0.1092025-11-05 21:10:45 UTC
2.0.1082025-10-22 22:47:48 UTC
2.0.1072025-10-18 16:03:46 UTC

Showing the 20 most recent of 358 versions. JSON

Version compatibility

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

RuntimeNewest compatible version
rust 1.632.0.106
rust 1.702.0.114
rust 1.753.0.6
rust 1.803.0.6
rust 1.853.0.6
rust 1.903.0.6

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Frequently asked questions

What is the latest version of syn?

The latest stable version of syn is 3.0.6, published on 2026-09-16. Verified by Vigia on 2026-10-08.

How do I install the latest version of syn?

Run cargo add syn. The latest stable version is 3.0.6 (verified 2026-10-08).

Is syn deprecated?

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

Which Rust version does syn require?

syn 3.0.6 declares this requirement: Rust ≥ 1.71.

Does syn 3.0.6 have known vulnerabilities?

No known advisories affect syn 3.0.6 according to the data Vigia checks.

Is syn still maintained?

syn published 20 stable releases in the last 12 months; the most recent was 21 days ago. Activity: active.

Observed changes

No changes observed yet since Vigia started tracking this package.

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