Is @onflow/fcl safe to use?

@onflow/fcl has no known vulnerabilities on the latest version (1.21.10). DepScope rates its health at 65/100 (moderate risk).

What is the latest version of @onflow/fcl?

The latest version of @onflow/fcl is 1.21.10, released 2026-03-25.

No known vulnerabilities on the latest version of @onflow/fcl.

No, @onflow/fcl is actively maintained. Latest release: 1.21.10 (2026-03-25).

Popular alternatives to @onflow/fcl in npm include: debug, chalk, picomatch, source-map, has-flag.

@onflow/fcl is licensed under Apache-2.0.

npmv1.21.10

High-level JavaScript/TypeScript library for building web applications on the Flow blockchain.

License Apache-2.0permissive347 versions16 maintainers21 deps

/ 100

Health

safe to use

@onflow/[email protected] is safe to use (health: 65/100)

Health breakdown0 – 100

20/25

maintenance

0/20

popularity

25/25

security

15/15

maturity

5/15

community

Vulnerabilities

none known

🌟

10/10typed

bundled

API access

Get this data programmatically — free, no authentication.

curl https://depscope.dev/api/check/npm/@onflow/fcl