parity-bip39 is used at run time in 391 crates (of which 3 optionally). It is a direct run-time dependency in 2 crates. It's used only as a dev dependency in 2 crates.

Depender (with downloads and own rev deps) parity-bip39 version
50K 434 sp-core ^2.0.1
9.3K 15 sc-cli ^2.0.1