Cargo Features

[dependencies]
semaphore-rs-keccak = { version = "0.2.0", default-features = false, features = ["sha3"] }
default = sha3

The sha3 feature is set by default whenever semaphore-rs-keccak is added without default-features = false somewhere in the dependency tree.

sha3 default

Enables tiny-keccak

Affects semaphore-rs-keccak::sha3