SparseMerkleTree is used at run time in 18 crates (of which 1 optionally). It is a direct run-time dependency in 3 crates.

Depender (with downloads and own rev deps) SparseMerkleTree version
3.4K 12 ckb-sdk ^0.6.1
110 2 hyle-smt-token ^0.6.1
410 11 hyle-contract-sdk optional ^0.6.1