ow has no known vulnerabilities on the latest version (3.1.1). DepScope rates its health at 69/100 (moderate risk).

What is the latest version of ow?

The latest version of ow is 3.1.1, released 2025-10-16.

Does ow have known vulnerabilities?

No known vulnerabilities on the latest version of ow.

No, ow is actively maintained. Latest release: 3.1.1 (2025-10-16).

What are alternatives to ow?

Popular alternatives to ow in npm include: minimatch, wrap-ansi, @types/node, eslint-visitor-keys, ajv.

ow

npmv3.1.1

Function argument validation for humans

License MITpermissive47 versions1 maintainers6 deps2,467,352 weekly dl

sindresorhus/ow

/ 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

15/15

maturity

2/15

community

Vulnerabilities

none known

Bundle & TypeScript

📦

Bundle Size

41.0 KBminified

9.5 KB gzipped

6 direct dependencies

🌟

TypeScript

0/10untyped

No type definitions available

Quality signals

Publish security

npm signed

Health History

Dependency Tree

License Audit

Dependencies (6)

@sindresorhus/is callsites dot-prop environment fast-equals is-identifier

API access

Get this data programmatically — free, no authentication.

curl https://depscope.dev/api/check/npm/ow