calendrical_calculations is used at run time in 65 crates (of which 8 optionally). It is a direct run-time dependency in 3 crates. It's used only as a dev dependency in 1 crate.

Depender (with downloads and own rev deps) calendrical_calculations version
161K 21 icu_calendar ^0.1.1
2.0K 1 icu_datagen optional ^0.1.1
260 icu_provider_source ^0.1.1