Is async-std safe to use?

async-std has 1 known vulnerabilities on the latest version (1.13.2). DepScope rates its health at 69/100 (moderate risk).

What is the latest version of async-std?

The latest version of async-std is 1.13.2, released 2025-08-15.

Does async-std have known vulnerabilities?

Yes. async-std has 1 known vulnerabilities. See depscope.dev/pkg/cargo/async-std for details.

Is async-std deprecated?

No, async-std is actively maintained. Latest release: 1.13.2 (2025-08-15).

What are alternatives to async-std?

Popular alternatives to async-std in Cargo include: hashbrown, getrandom, windows-sys, syn.

What license does async-std use?

async-std is licensed under Apache-2.0 OR MIT.

async-std

cargov1.13.2

Deprecated in favor of `smol` - Async version of the Rust standard library

License Apache-2.0 OR MITpermissive38 versions0 deps9,480,705 weekly dl

async-rs/async-std

/ 100

Health

safe to use

[email protected] is safe to use (health: 69/100)

Health breakdown0 – 100

10/25

maintenance

17/20

popularity

25/25

security

12/15

maturity

5/15

community

Vulnerabilities

1 low

Advisories (1)

Severity	ID	Summary	Fixed in
unknown	RUSTSEC-2025-0052	async-std has been discontinued	—

OSS Scorecard

OpenSSF security posture score

3.5/10

weak

Maintainer trust

Active maintainers (3m)

1

Contributors (12m)

1

Primary author dominance

100%

GitHub stars

4,065

single active maintainer 3msingle author dominance

Quality signals

Download trend

stable(0%)

Health History

Dependency Tree

License Audit

API access

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