sdd is used at run time in 161 crates (of which 21 optionally). It is a direct run-time dependency in 3 crates. It's used only as a dev dependency in 466 crates.

Depender (with downloads and own rev deps) sdd version
2.3M 42 scc ^3.0
800 idr-ebr ^3
370 2 scc2 ^3.0