chacha20-poly1305-aead is used at run time in 7 crates (of which 1 optionally). It is a direct run-time dependency in 6 crates. It's used only as a dev dependency in 2 crates.

Depender (with downloads and own rev deps) chacha20-poly1305-aead version
hap ^0.1.2
1 pkstl ^0.1.2
ossuary =0.1.2
tokio-aead ^0.1
t-rust-less-lib ^0
i2p_snow optional ^0.1
170 2 shamirsecretsharing dev ^0.1
1 chacha20-poly1305-stream dev ^0.1.2