slop-poseidon2 is used at run time in 68 crates (of which 7 optionally). It is a direct run-time dependency in 9 crates. It's used only as a dev dependency in 2 crates.

Depender (with downloads and own rev deps) slop-poseidon2 version
108K 40 sp1-primitives ^6.1.0
23K 14 slop-bn254 ^6.1.0
23K 22 slop-koala-bear ^6.1.0
16K 8 slop-baby-bear ^6.1.0
16K 14 slop-merkle-tree ^6.1.0
16K 24 sp1-hypercube ^6.1.0
16K 9 sp1-recursion-executor ^6.1.0
4 sp1-gpu-challenger ^6.1.0
5 sp1-gpu-basefold ^6.1.0