dashu is used at run time in 5 crates (of which 3 optionally).

Depender (with downloads and own rev deps) dashu version
valkyrie-types ^0.3.1
isomer ^0.3.1
3 voml-collection optional ^0.3.1
3 valkyrie-error optional ^0.3.1
1 valkyrie-errors optional ^0.3.1