wasm-bindgen-derive is used at run time in 5 crates (of which 4 optionally).

Depender (with downloads and own rev deps) wasm-bindgen-derive version
120 ezno ^0.2.1
galileo ^0.2
observation-tools ^0.2.1
290 2 umbral-pre optional ^0.2.0
190 1 ferveo-pre-release optional ^0.2.1