Is is-json safe to use?

is-json has no known vulnerabilities on the latest version (3.0.1). DepScope rates its health at 85/100 (low risk).

What is the latest version of is-json?

The latest version of is-json is 3.0.1, released 2026-05-27.

Does is-json have known vulnerabilities?

No known vulnerabilities on the latest version of is-json.

Is is-json deprecated?

No, is-json is actively maintained. Latest release: 3.0.1 (2026-05-27).

What are alternatives to is-json?

Popular alternatives to is-json in npm include: ?, semver, minimatch, debug, brace-expansion.

is-json

npmv3.0.1

Check if a value is a valid JSON object/array string (or a plain object), without try/catch on the caller side.

License ISCpermissive12 versions1 maintainers0 deps1,150,378 weekly dl

joaquimserafim/is-json

/ 100

Health

safe to use

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

Health breakdown0 – 100

25/25

maintenance

17/20

popularity

25/25

security

15/15

maturity

3/15

community

0/15

popularity_floor

Vulnerabilities

none known

Bundle & TypeScript

🌟

TypeScript

10/10typed

bundled

Health History

Dependency Tree

License Audit

API access

Get this data programmatically — free, no authentication.

curl https://depscope.dev/api/check/npm/is-json

is-json

npmv3.0.1

Check if a value is a valid JSON object/array string (or a plain object), without try/catch on the caller side.

License ISCpermissive12 versions1 maintainers0 deps1,150,378 weekly dl

joaquimserafim/is-json

/ 100

Health

safe to use

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

Health breakdown0 – 100

25/25

maintenance

17/20

popularity

25/25

security

15/15

maturity

3/15

community

0/15

popularity_floor

Vulnerabilities

none known

Bundle & TypeScript

🌟

TypeScript

10/10typed

bundled

Health History

Dependency Tree

License Audit

API access

Get this data programmatically — free, no authentication.

curl https://depscope.dev/api/check/npm/is-json