solana-stake-interface is used at run time in 124 crates (of which 7 optionally). It is a direct run-time dependency in 8 crates. It's used only as a dev dependency in 18 crates.

Depender (with downloads and own rev deps) solana-stake-interface version
380K 633 solana-program ^1.2.1
176K 15 solana-config-program ^1.2.1
132K 22 solana-sysvar ^1.2.1
44K 26 solana-stake-program ^1.2.1
4.2K 3 litesvm ^1.2.1
1.2K 7 mollusk-svm ^1.0
180 2 mollusk-svm-fuzz-fixture ^1.0
120 spherenet-sysvar ^1.2.1