Is tokio safe to use?

tokio has no known vulnerabilities on the latest version (1.52.1). DepScope rates its health at 85/100 (low risk).

What is the latest version of tokio?

The latest version of tokio is 1.52.1, released 2026-04-16.

No known vulnerabilities on the latest version of tokio.

No, tokio is actively maintained. Latest release: 1.52.1 (2026-04-16).

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

cargov1.52.1

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

License MITpermissive186 versions0 deps129,300,538 weekly dl

/ 100

Health

safe to use

[email protected] is safe to use (health: 85/100)

Health breakdown0 – 100

25/25

maintenance

20/20

popularity

25/25

security

15/15

maturity

0/15

community

Vulnerabilities

none known

OSS Scorecard

OpenSSF security posture score

6.9/10

moderate

Maintainer trust

Active maintainers (3m)

48

Contributors (12m)

52

Primary author dominance

15%

GitHub stars

31,772

Quality signals

OSS Criticality

0.78critical

Download trend

stable(+4.5%)

API access

Get this data programmatically — free, no authentication.

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