bitcoinsecp256k1-keys is used at run time in 85 crates. It is a direct run-time dependency in 5 crates.

Depender (with downloads and own rev deps) bitcoinsecp256k1-keys version
260 35 bitcoin-scripting ^0.1.16-alpha.0
250 42 bitcoin-tx ^0.1.16-alpha.0
200 15 bitcoin-signingprovider ^0.1.16-alpha.0
bitcoinsecp256k1-bench ^0.1.16-alpha.0
bitcoinsecp256k1-schnorr ^0.1.16-alpha.0