qs has no known vulnerabilities on the latest version (6.15.3). DepScope rates its health at 93/100 (low risk).

What is the latest version of qs?

The latest version of qs is 6.15.3, released 2026-06-24.

Does qs have known vulnerabilities?

No known vulnerabilities on the latest version of qs.

No, qs is actively maintained. Latest release: 6.15.3 (2026-06-24).

What are alternatives to qs?

Popular alternatives to qs in npm include: ?, semver, ansi-styles, debug, strip-ansi.

What license does qs use?

qs is licensed under BSD-3-Clause.

qs

npmv6.15.3

A querystring parser that supports nesting and arrays, with a depth limit

License BSD-3-Clausepermissive149 versions2 maintainers2 deps127,765,246 weekly dl

ljharb/qs

/ 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

Bundle & TypeScript

🌟

TypeScript

7/10typed

Types from @types/qs (DefinitelyTyped)

Maintainer trust

Active maintainers (3m)

1

Contributors (12m)

1

Primary author dominance

100%

GitHub stars

8,925

single active maintainer 3msingle author dominance

Quality signals

OSS Criticality

0.80critical

Download trend

stable(-0.8%)

Publish security

npm signed

Health History

Dependency Tree

License Audit

Dependencies (2)

side-channel es-define-property

API access

Get this data programmatically — free, no authentication.

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