crates.io · crates:cfg-if

cfg-if active

A macro to ergonomically define an item depending on a large number of #[cfg] parameters. Structured like an if-else chain, the first matching branch is the item that gets emitted.

Latest stable version	1.0.5
Published	2026-09-16 17:36:11 UTC
Install	`cargo add cfg-if`
Minimum Rust version (rust-version)	`Rust ≥ 1.32`
License	MIT OR Apache-2.0
Advisories on latest version	none known
Last verified	2026-10-08 19:48:42 UTC
Sources	api.osv.dev, crates.io

Maintenance

Activity	active
Last stable release	2026-09-16 17:36:11 UTC · 22 days ago
Stable releases in the last 12 months	2
Published versions	17

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

Version history

Version	Published
`1.0.5`	2026-09-16 17:36:11 UTC
`1.0.4`	2025-10-15 08:12:46 UTC
`1.0.3`	2025-08-19 19:33:21 UTC
`1.0.2` withdrawn	2025-08-19 19:09:07 UTC
`1.0.1`	2025-06-09 21:47:16 UTC
`1.0.0`	2020-10-06 18:44:12 UTC
`0.1.10`	2019-09-24 15:27:21 UTC
`0.1.9`	2019-05-15 00:43:43 UTC
`0.1.8`	2019-05-15 00:43:20 UTC
`0.1.7`	2019-03-04 21:18:17 UTC
`0.1.6`	2018-10-20 02:28:41 UTC
`0.1.5`	2018-08-13 02:04:53 UTC
`0.1.4`	2018-06-27 15:54:57 UTC
`0.1.3`	2018-05-03 13:50:58 UTC
`0.1.2`	2017-07-05 14:50:25 UTC
`0.1.1`	2017-06-08 16:18:35 UTC
`0.1.0`	2015-07-08 01:11:24 UTC

Showing the 17 most recent of 17 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`	`1.0.5`
`rust 1.70`	`1.0.5`
`rust 1.75`	`1.0.5`
`rust 1.80`	`1.0.5`
`rust 1.85`	`1.0.5`
`rust 1.90`	`1.0.5`

Give your AI agent these facts

Vigia is a free MCP server: your coding agent checks versions, breaking changes and vulnerabilities before it writes code. No signup, no API key.

claude mcp add --transport http vigia https://vigia.coredls.cloud/mcp

Add to Cursor Add to VS Code ★ Star on GitHub

Any other MCP client

{ "mcpServers": { "vigia": { "url": "https://vigia.coredls.cloud/mcp" } } }

Agent skill (SKILL.md): tells the agent when to use Vigia · GitHub Action for pull requests

Frequently asked questions

What is the latest version of cfg-if?

The latest stable version of cfg-if is 1.0.5, published on 2026-09-16. Verified by Vigia on 2026-10-08.

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

Run cargo add cfg-if. The latest stable version is 1.0.5 (verified 2026-10-08).

Is cfg-if deprecated?

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

Which Rust version does cfg-if require?

cfg-if 1.0.5 declares this requirement: Rust ≥ 1.32.

Does cfg-if 1.0.5 have known vulnerabilities?

No known advisories affect cfg-if 1.0.5 according to the data Vigia checks.

Is cfg-if still maintained?

cfg-if published 2 stable releases in the last 12 months; the most recent was 22 days ago. Activity: active.

Observed changes

No changes observed yet since Vigia started tracking this package.

Related packages

Badges for your README

Show the latest version, maintenance status and deprecation status of this package. Copy the Markdown:

[![version](https://vigia.coredls.cloud/badge/crates/cfg-if/version.svg)](https://vigia.coredls.cloud/crates/cfg-if)
[![maintained](https://vigia.coredls.cloud/badge/crates/cfg-if/maintained.svg)](https://vigia.coredls.cloud/crates/cfg-if)
[![status](https://vigia.coredls.cloud/badge/crates/cfg-if/status.svg)](https://vigia.coredls.cloud/crates/cfg-if)

For agents

GET https://vigia.coredls.cloud/v1/packages/crates/cfg-if
GET https://vigia.coredls.cloud/v1/packages/crates/cfg-if/versions/{version}