Supercow is used at run time in 150 crates (of which 5 optionally). It is a direct run-time dependency in 4 crates. It's used only as a dev dependency in 6 crates.

Depender (with downloads and own rev deps) Supercow version
8.7K 34 lmdb-zero ^0.1.0
2 ledb ^0.1
3 saferlmdb ^0.1.0
ord-lmdb-zero ^0.1.0