solana-stake-interface is used at run time in 132 crates (of which 4 optionally). It is a direct run-time dependency in 6 crates. It's used only as a dev dependency in 32 crates.

Depender (with downloads and own rev deps) solana-stake-interface version
285K 594 solana-program ^1.2.1
114K 15 solana-config-program ^1.2.1
40K 28 solana-stake-program ^1.2.1
26K 14 solana-sysvar ^1.2.1
650 5 mollusk-svm ^1.0
240 2 mollusk-svm-fuzz-fixture ^1.0