crates.io · crates:proc-macro2
proc-macro2 active
A substitute implementation of the compiler's `proc_macro` API to decouple token-based libraries from the procedural macro use case.
| Latest stable version | 1.0.107 |
|---|---|
| Published | 2026-07-19 00:18:25 UTC |
| Install | cargo add proc-macro2 |
| Minimum Rust version (rust-version) | Rust ≥ 1.71 |
| License | MIT OR Apache-2.0 |
| Advisories on latest version | none known |
| Last verified | 2026-10-08 19:48:43 UTC |
| Sources | api.osv.dev, crates.io |
Maintenance
| Activity | active |
|---|---|
| Last stable release | 2026-07-19 00:18:25 UTC · 81 days ago |
| Stable releases in the last 12 months | 6 |
| Published versions | 163 |
Heuristic based only on release dates; it does not measure issue or security response times.
Version history
| Version | Published |
|---|---|
1.0.107 | 2026-07-19 00:18:25 UTC |
1.0.106 | 2026-01-21 22:08:20 UTC |
1.0.105 | 2026-01-05 23:30:17 UTC |
1.0.104 | 2025-12-27 17:04:14 UTC |
1.0.103 | 2025-10-23 22:30:16 UTC |
1.0.102 | 2025-10-22 21:58:35 UTC |
1.0.101 | 2025-08-16 20:10:39 UTC |
1.0.100 | 2025-08-16 19:26:42 UTC |
1.0.99 | 2025-08-16 17:37:56 UTC |
1.0.98 | 2025-08-16 16:03:17 UTC |
1.0.97 | 2025-08-11 22:53:58 UTC |
1.0.96 | 2025-08-10 23:38:44 UTC |
1.0.95 | 2025-04-16 02:39:10 UTC |
1.0.94 | 2025-03-03 05:14:34 UTC |
1.0.93 | 2025-01-11 03:21:44 UTC |
1.0.92 | 2024-11-21 19:33:07 UTC |
1.0.91 | 2024-11-21 05:40:03 UTC |
1.0.90 | 2024-11-21 03:24:37 UTC |
1.0.89 | 2024-10-22 16:58:07 UTC |
1.0.88 | 2024-10-16 14:44:08 UTC |
Showing the 20 most recent of 163 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 | 1.0.103 |
rust 1.70 | 1.0.106 |
rust 1.75 | 1.0.107 |
rust 1.80 | 1.0.107 |
rust 1.85 | 1.0.107 |
rust 1.90 | 1.0.107 |
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Frequently asked questions
What is the latest version of proc-macro2?
The latest stable version of proc-macro2 is 1.0.107, published on 2026-07-19. Verified by Vigia on 2026-10-08.
How do I install the latest version of proc-macro2?
Run cargo add proc-macro2. The latest stable version is 1.0.107 (verified 2026-10-08).
Is proc-macro2 deprecated?
No. proc-macro2 is not marked as deprecated in the registry.
Which Rust version does proc-macro2 require?
proc-macro2 1.0.107 declares this requirement: Rust ≥ 1.71.
Does proc-macro2 1.0.107 have known vulnerabilities?
No known advisories affect proc-macro2 1.0.107 according to the data Vigia checks.
Is proc-macro2 still maintained?
proc-macro2 published 6 stable releases in the last 12 months; the most recent was 81 days ago. Activity: active.
Observed changes
No changes observed yet since Vigia started tracking this package.
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