small_ctor is used at run time in 40 crates (of which 9 optionally). It is a direct run-time dependency in 2 crates. It's used only as a dev dependency in 1 crate.

Depender (with downloads and own rev deps) small_ctor version
27K 1 fastant ^0.1.2
2.5K 5 procspawn optional ^0.1.2