Is postcard-rpc safe to use?

postcard-rpc has no known vulnerabilities on the latest version (0.12.1). DepScope rates its health at 62/100 (moderate risk).

What is the latest version of postcard-rpc?

The latest version of postcard-rpc is 0.12.1, released 2025-12-04.

No known vulnerabilities on the latest version of postcard-rpc.

No, postcard-rpc is actively maintained. Latest release: 0.12.1 (2025-12-04).

Popular alternatives to postcard-rpc in Cargo include: hashbrown, getrandom, windows-sys, syn, rand_core.

postcard-rpc is licensed under MIT OR Apache-2.0.

cargov0.12.1

A no_std + serde compatible RPC library for Rust

License MIT OR Apache-2.0permissive43 versions0 deps36,986 weekly dl

/ 100

Health

safe to use

[email protected] is safe to use (health: 62/100)

Health breakdown0 – 100

15/25

maintenance

10/20

popularity

25/25

security

12/15

maturity

0/15

community

Vulnerabilities

none known

API access

Get this data programmatically — free, no authentication.

curl https://depscope.dev/api/check/cargo/postcard-rpc