Cargo Features

[dependencies]
winter-fri = { version = "0.10.1", default-features = false, features = ["std", "concurrent"] }
default = std

The std feature is set by default whenever winter-fri is added without default-features = false somewhere in the dependency tree.

std default concurrent?

Enables std of winter-crypto, winter-math, and winter-utils

concurrent = std

Enables concurrent of winter-crypto, winter-math, and winter-utils

winter-fri has 3 features without comments.