Cargo Features

[dependencies]
unrar-async = { version = "0.1.14", default-features = false, features = ["tokio", "async-std"] }
default = tokio

The tokio feature is set by default whenever unrar-async is added without default-features = false somewhere in the dependency tree.

tokio default

Enables tokio

async-std

Enables async-std

unrar-async has 3 features without comments.