ruststep-derive is used at run time in 2 crates (of which 1 optionally). It is a direct run-time dependency in 1 crate. It's used only as a dev dependency in 1 crate.

Depender (with downloads and own rev deps) ruststep-derive version
700 2 ruststep ^0.4.0
300 1 espr-derive dev ^0.4.0