solana-program-memory is used at run time in 126 crates (of which 1 optionally). It is a direct run-time dependency in 4 crates. It's used only as a dev dependency in 4 crates.

Depender (with downloads and own rev deps) solana-program-memory version
1.1M 546 solana-program =2.1.0
1.1M 611 solana-sdk =2.1.0
27K 19 solana-bpf-loader-program =2.1.0
6.1K 9 solana-account-info =2.1.0