crates.io · crates:cfg-expr

cfg-expr active

A parser and evaluator for Rust `cfg()` expressions.

Latest stable version	0.20.10
Published	2026-10-01 16:29:56 UTC
Install	`cargo add cfg-expr`
Minimum Rust version (rust-version)	`Rust ≥ 1.85.0`
License	MIT OR Apache-2.0
Advisories on latest version	none known
Last verified	2026-10-09 03:06:02 UTC
Sources	api.osv.dev, crates.io

Maintenance

Activity	active
Last stable release	2026-10-01 16:29:56 UTC · 7 days ago
Stable releases in the last 12 months	7
Published versions	52

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

Version history

Version	Published
`0.20.10`	2026-10-01 16:29:56 UTC
`0.20.9`	2026-08-22 08:55:06 UTC
`0.20.8`	2026-05-29 07:49:26 UTC
`0.20.7`	2026-03-06 00:18:24 UTC
`0.20.6`	2026-01-22 19:03:17 UTC
`0.20.5`	2025-12-12 14:39:07 UTC
`0.20.4`	2025-10-31 11:00:12 UTC
`0.20.3`	2025-09-18 15:54:21 UTC
`0.20.2`	2025-08-07 20:40:31 UTC
`0.20.1`	2025-07-07 12:49:10 UTC
`0.20.0`	2025-05-16 06:44:41 UTC
`0.19.0`	2025-04-03 11:35:05 UTC
`0.18.0`	2025-02-20 17:37:11 UTC
`0.17.2`	2024-11-29 15:35:00 UTC
`0.17.1`	2024-11-15 11:24:08 UTC
`0.17.0`	2024-09-05 22:43:07 UTC
`0.16.0`	2024-07-29 08:38:30 UTC
`0.15.8`	2024-04-10 15:13:47 UTC
`0.15.7`	2024-02-09 07:00:57 UTC
`0.15.6`	2024-01-02 09:15:11 UTC

Showing the 20 most recent of 52 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`	`0.15.4`
`rust 1.70`	`0.18.0`
`rust 1.75`	`0.18.0`
`rust 1.80`	`0.18.0`
`rust 1.85`	`0.20.10`
`rust 1.90`	`0.20.10`

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Frequently asked questions

What is the latest version of cfg-expr?

The latest stable version of cfg-expr is 0.20.10, published on 2026-10-01. Verified by Vigia on 2026-10-09.

How do I install the latest version of cfg-expr?

Run cargo add cfg-expr. The latest stable version is 0.20.10 (verified 2026-10-09).

Is cfg-expr deprecated?

No. cfg-expr is not marked as deprecated in the registry.

Which Rust version does cfg-expr require?

cfg-expr 0.20.10 declares this requirement: Rust ≥ 1.85.0.

Does cfg-expr 0.20.10 have known vulnerabilities?

No known advisories affect cfg-expr 0.20.10 according to the data Vigia checks.

Is cfg-expr still maintained?

cfg-expr published 7 stable releases in the last 12 months; the most recent was 7 days ago. Activity: active.

Observed changes

No changes observed yet since Vigia started tracking this package.

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