crypto_secretstream is used at run time in 6 crates (of which 1 optionally). It is a direct run-time dependency in 4 crates.

Depender (with downloads and own rev deps) crypto_secretstream version
700 breakmancer ^0.2
1 hypercore-protocol ^0.2
1 hypercore_handshake ^0.2
gnostr-core ^0.2