Is @is-(unknown)/is-boolean safe to use?

@is-(unknown)/is-boolean has no known vulnerabilities on the latest version (1.0.3). DepScope rates its health at 50/100 (high risk).

What is the latest version of @is-(unknown)/is-boolean?

The latest version of @is-(unknown)/is-boolean is 1.0.3, released 2026-02-09.

Does @is-(unknown)/is-boolean have known vulnerabilities?

No known vulnerabilities on the latest version of @is-(unknown)/is-boolean.

Is @is-(unknown)/is-boolean deprecated?

No, @is-(unknown)/is-boolean is actively maintained. Latest release: 1.0.3 (2026-02-09).

What are alternatives to @is-(unknown)/is-boolean?

Popular alternatives to @is-(unknown)/is-boolean in npm include: debug, semver, ansi-styles, minimatch, brace-expansion.

What license does @is-(unknown)/is-boolean use?

@is-(unknown)/is-boolean is licensed under Unlicense.

@is-(unknown)/is-boolean

npmv1.0.3

Check if a value is a boolean primitive.

License Unlicensepermissive3 versions1 maintainers2 deps

is-unknown/is-boolean

/ 100

Health

safe to use

@is-(unknown)/[email protected] is safe to use (health: 50/100)

Health breakdown0 – 100

20/25

maintenance

0/20

popularity

25/25

security

3/15

maturity

2/15

community

Vulnerabilities

none known

Bundle & TypeScript

🌟

TypeScript

10/10typed

bundled

Health History

Dependency Tree

License Audit

Dependencies (2)

@is-(unknown)/is-false @is-(unknown)/is-true

API access

Get this data programmatically — free, no authentication.

curl https://depscope.dev/api/check/npm/@is-(unknown)/is-boolean