ws has no known vulnerabilities on the latest version (8.21.0). DepScope rates its health at 97/100 (low risk).

What is the latest version of ws?

The latest version of ws is 8.21.0, released 2026-05-22.

Does ws have known vulnerabilities?

No known vulnerabilities on the latest version of ws.

No, ws is actively maintained. Latest release: 8.21.0 (2026-05-22).

What are alternatives to ws?

Popular alternatives to ws in npm include: ?, semver, debug, ansi-styles, minimatch.

ws

npmv8.21.0

Simple to use, blazing fast and thoroughly tested websocket client and server for Node.js

License MITpermissive179 versions4 maintainers0 deps214,134,829 weekly dl

websockets/ws

/ 100

Health

safe to use

[email protected] is safe to use (health: 97/100)

Health breakdown0 – 100

25/25

maintenance

20/20

popularity

25/25

security

15/15

maturity

12/15

community

0/15

popularity_floor

Vulnerabilities

none known

Bundle & TypeScript

📦

Bundle Size

0.3 KBminified

0.2 KB gzipped

0 direct dependencies

side effects

🌟

TypeScript

7/10typed

Types from @types/ws (DefinitelyTyped)

Maintainer trust

Active maintainers (3m)

1

Contributors (12m)

4

Primary author dominance

86%

GitHub stars

22,741

single active maintainer 3m

Quality signals

OSS Criticality

0.85critical

Download trend

stable(0%)

Health History

Dependency Tree

License Audit

API access

Get this data programmatically — free, no authentication.

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

ws

npmv8.21.0

Simple to use, blazing fast and thoroughly tested websocket client and server for Node.js

License MITpermissive179 versions4 maintainers0 deps214,134,829 weekly dl

websockets/ws

/ 100

Health

safe to use

[email protected] is safe to use (health: 97/100)

Health breakdown0 – 100

25/25

maintenance

20/20

popularity

25/25

security

15/15

maturity

12/15

community

0/15

popularity_floor

Vulnerabilities

none known

Bundle & TypeScript

📦

Bundle Size

0.3 KBminified

0.2 KB gzipped

0 direct dependencies

side effects

🌟

TypeScript

7/10typed

Types from @types/ws (DefinitelyTyped)

Maintainer trust

Active maintainers (3m)

1

Contributors (12m)

4

Primary author dominance

86%

GitHub stars

22,741

single active maintainer 3m

Quality signals

OSS Criticality

0.85critical

Download trend

stable(0%)

Health History

Dependency Tree

License Audit

API access

Get this data programmatically — free, no authentication.

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