Is @metamask/json-rpc-engine safe to use?

@metamask/json-rpc-engine has no known vulnerabilities on the latest version (10.3.0). DepScope rates its health at 83/100 (low risk).

What is the latest version of @metamask/json-rpc-engine?

The latest version of @metamask/json-rpc-engine is 10.3.0, released 2026-05-01.

Does @metamask/json-rpc-engine have known vulnerabilities?

No known vulnerabilities on the latest version of @metamask/json-rpc-engine.

Is @metamask/json-rpc-engine deprecated?

No, @metamask/json-rpc-engine is actively maintained. Latest release: 10.3.0 (2026-05-01).

What are alternatives to @metamask/json-rpc-engine?

Popular alternatives to @metamask/json-rpc-engine in npm include: semver, debug, ansi-styles, minimatch, brace-expansion.

What license does @metamask/json-rpc-engine use?

@metamask/json-rpc-engine is licensed under ISC.

@metamask/json-rpc-engine

npmv10.3.0

A tool for processing JSON-RPC messages

License ISCpermissive27 versions3 maintainers7 deps1,026,763 weekly dl

MetaMask/core

/ 100

Health

safe to use

@metamask/[email protected] is safe to use (health: 83/100)

Health breakdown0 – 100

25/25

maintenance

17/20

popularity

25/25

security

12/15

maturity

4/15

community

Vulnerabilities

none known

Bundle & TypeScript

📦

Bundle Size

26.1 KBminified

8.6 KB gzipped

7 direct dependencies

scoped

🌟

TypeScript

10/10typed

bundled

Health History

Dependency Tree

License Audit

Dependencies (7)

@metamask/messenger @metamask/rpc-errors @metamask/safe-event-emitter @metamask/utils @types/deep-freeze-strict deep-freeze-strict klona

API access

Get this data programmatically — free, no authentication.

curl https://depscope.dev/api/check/npm/@metamask/json-rpc-engine

@metamask/json-rpc-engine

npmv10.3.0

A tool for processing JSON-RPC messages

License ISCpermissive27 versions3 maintainers7 deps1,026,763 weekly dl

MetaMask/core

/ 100

Health

safe to use

@metamask/[email protected] is safe to use (health: 83/100)

Health breakdown0 – 100

25/25

maintenance

17/20

popularity

25/25

security

12/15

maturity

4/15

community

Vulnerabilities

none known

Bundle & TypeScript

📦

Bundle Size

26.1 KBminified

8.6 KB gzipped

7 direct dependencies

scoped

🌟

TypeScript

10/10typed

bundled

Health History

Dependency Tree

License Audit

Dependencies (7)

@metamask/messenger @metamask/rpc-errors @metamask/safe-event-emitter @metamask/utils @types/deep-freeze-strict deep-freeze-strict klona

API access

Get this data programmatically — free, no authentication.

curl https://depscope.dev/api/check/npm/@metamask/json-rpc-engine