stringprep is used at run time in 1,513 crates (of which 352 optionally). It is a direct run-time dependency in 17 crates. It's used at build time in 1 crate (). It's used only as a dev dependency in 83 crates.

Depender (with downloads and own rev deps) stringprep version
835K 3 sqlx-postgres ^0.1.2
830K 4 sqlx-mysql ^0.1.2
476K 27 postgres-protocol ^0.1
108K 180 mongodb ^0.1.2
5.0K 10 pdf ^0.1.2
12K 4 fe2o3-amqp optional ^0.1
8.8K 3 pgwire optional ^0.1.2
700 2 sqlx-core-oldapi ^0.1.2
370 4 jid ^0.1.3
260 3 rbdc-pg ^0.1.2
650 4 rsasl optional ^0.1
welds-sqlx-mssql ^0.1.2
cdbc-pg ^0.1.2
2 opengauss-protocol ^0.1
2 sqlx-core_wasi ^0.1.2
stun-coder ^0.1.2
sqlx-core-guts ^0.1.2