Camellia is used at run time in 84 crates (of which 24 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) Camellia version
100K 41 pgp ^0.1
56K 3 shadowsocks-crypto optional ^0.1
33K 68 sequoia-openpgp optional ^0.1
1.8K 1 libpna ^0.1.0
vpgp ^0.1
cmail-rpgp ^0.1