It's used at build time in 84 crates (of which 1 optionally, 14 directly). It's used only as a dev dependency in 1 crate.

Depender (with downloads and own rev deps) crate-git-revision version
22K 25 stellar-strkey build ^0.0.6
17K 32 stellar-xdr build ^0.0.6
13K 4 soroban-env-common build ^0.0.6
13K 1 soroban-sdk-macros build ^0.0.6
950 4 soroban-cli build ^0.0.6
410 hcnet-xdr build ^0.0.6
loam-soroban-cli build ^0.0.4
1 hcnet-strkey build ^0.0.6
1 soroban-env-common-zephyr build =0.0.6
soroban-cli-hcnet-test build ^0.0.4
soroban-cli-hcnet-test1 build ^0.0.4
soroban-cli-hcnet-test2 build ^0.0.4
soroban-cli-hcnet-test3 build ^0.0.4
soroban-cli-stellar-test build ^0.0.4