cargo_author is used at run time in 10 crates (of which 1 optionally). It is a direct run-time dependency in 5 crates.

Depender (with downloads and own rev deps) cargo_author version
180 roxido ^1.0
120 1 melodium-repository ^1.0.6
1 index-debcargo ^1.0.6
cargo-authors ^1.0
390 crevette optional ^1.0.6