Is tokio safe to use?

tokio has no known vulnerabilities on the latest version (1.53.1). DepScope rates its health at 93/100 (low risk).

What is the latest version of tokio?

The latest version of tokio is 1.53.1, released 2026-07-20.

Does tokio have known vulnerabilities?

No known vulnerabilities on the latest version of tokio.

No, tokio is actively maintained. Latest release: 1.53.1 (2026-07-20).

What are alternatives to tokio?

Popular alternatives to tokio in Cargo include: hashbrown, getrandom, syn.

tokio

cargov1.53.1

An event-driven, non-blocking I/O platform for writing asynchronous I/O backed applications.

License MITpermissive195 versions0 deps200,811,553 weekly dl

tokio-rs/tokio

/ 100

Health

safe to use

[email protected] is safe to use (health: 93/100)

Health breakdown0 – 100

25/25

maintenance

20/20

popularity

25/25

security

15/15

maturity

8/15

community

0/15

popularity_floor

Vulnerabilities

none known

OSS Scorecard

OpenSSF security posture score

6.9/10

moderate

Maintainer trust

Active maintainers (3m)

49

Contributors (12m)

49

Primary author dominance

18%

GitHub stars

32,650

Quality signals

OSS Criticality

0.78critical

Download trend

stable(+1.8%)

Health History

Dependency Tree

License Audit

API access

Get this data programmatically — free, no authentication.

curl https://depscope.dev/api/check/cargo/tokio

tokio

cargov1.53.1

An event-driven, non-blocking I/O platform for writing asynchronous I/O backed applications.

License MITpermissive195 versions0 deps200,811,553 weekly dl

tokio-rs/tokio

/ 100

Health

safe to use

[email protected] is safe to use (health: 93/100)

Health breakdown0 – 100

25/25

maintenance

20/20

popularity

25/25

security

15/15

maturity

8/15

community

0/15

popularity_floor

Vulnerabilities

none known

OSS Scorecard

OpenSSF security posture score

6.9/10

moderate

Maintainer trust

Active maintainers (3m)

49

Contributors (12m)

49

Primary author dominance

18%

GitHub stars

32,650

Quality signals

OSS Criticality

0.78critical

Download trend

stable(+1.8%)

Health History

Dependency Tree

License Audit

API access

Get this data programmatically — free, no authentication.

curl https://depscope.dev/api/check/cargo/tokio