Cargo Features

[dependencies]
stack-buf = { version = "0.1.6", default-features = false, features = ["std", "str", "serde"] }
default = std

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

std default
str

Features from optional dependencies

serde implicit feature

Enables serde

serde:

A generic serialization/deserialization framework