rust-bls-bn254 is used at run time in 34 crates (of which 10 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) rust-bls-bn254 version
1.2K 3 eigen-crypto-bn254 ^0.2.1
110 eigen-cli ^0.2.1
550 10 blueprint-keystore optional ^0.2.1