Is fastify safe to use?

fastify has no known vulnerabilities on the latest version (5.8.5). DepScope rates its health at 95/100 (low risk).

What is the latest version of fastify?

The latest version of fastify is 5.8.5, released 2026-04-14.

Does fastify have known vulnerabilities?

No known vulnerabilities on the latest version of fastify.

Is fastify deprecated?

No, fastify is actively maintained. Latest release: 5.8.5 (2026-04-14).

What are alternatives to fastify?

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

fastify

npmv5.8.5

Fast and low overhead web framework, for Node.js

License MITpermissive314 versions5 maintainers15 deps6,817,648 weekly dl

fastify/fastify

/ 100

Health

safe to use

[email protected] is safe to use (health: 95/100)

Health breakdown0 – 100

25/25

maintenance

17/20

popularity

25/25

security

15/15

maturity

13/15

community

Vulnerabilities

none known

Bundle & TypeScript

📦

Bundle Size

471.7 KBminified

129.8 KB gzipped

15 direct dependencies

side effects

🌟

TypeScript

10/10typed

bundled

Health History

Dependency Tree

License Audit

Dependencies (15)

@fastify/ajv-compiler @fastify/error @fastify/fast-json-stringify-compiler @fastify/proxy-addr abstract-logging avvio fast-json-stringify find-my-way light-my-request pino process-warning rfdc secure-json-parse semver toad-cache

API access

Get this data programmatically — free, no authentication.

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