sha1collisiondetection is used at run time in 78 crates (of which 6 optionally). It is a direct run-time dependency in 3 crates. It's used only as a dev dependency in 1 crate.

Depender (with downloads and own rev deps) sha1collisiondetection version
25K 63 sequoia-openpgp ^0.3.1
2.6K 8 openpgp-cert-d ^0.3
2 gitoid optional ^0.3.3