Is fast-check safe to use?

fast-check has no known vulnerabilities on the latest version (4.9.0). DepScope rates its health at 87/100 (low risk).

What is the latest version of fast-check?

The latest version of fast-check is 4.9.0, released 2026-07-08.

Does fast-check have known vulnerabilities?

No known vulnerabilities on the latest version of fast-check.

Is fast-check deprecated?

No, fast-check is actively maintained. Latest release: 4.9.0 (2026-07-08).

What are alternatives to fast-check?

Popular alternatives to fast-check in npm include: ?, ansi-styles, brace-expansion, semver, lru-cache.

What license does fast-check use?

fast-check is licensed under MIT.

fast-check

npmv4.9.0

Property based testing framework for JavaScript (like QuickCheck)

License MITpermissive209 versions1 maintainers1 deps29,950,452 weekly dl

dubzzz/fast-check

/ 100

Health

safe to use

[email protected] is safe to use (health: 87/100)

Health breakdown0 – 100

20/25

maintenance

20/20

popularity

25/25

security

15/15

maturity

7/15

community

0/15

popularity_floor

Vulnerabilities

none known

Bundle & TypeScript

🌟

TypeScript

10/10typed

bundled

Quality signals

Download trend

stable(0%)

Publish security

npm signed

Health History

Dependency Tree

License Audit

Dependencies (1)

pure-rand

API access

Get this data programmatically — free, no authentication.

curl https://depscope.dev/api/check/npm/fast-check