Cargo Features

gcode = { version = "0.6.1", default-features = false, features = ["std", "serde-1"] }
default = std

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

std default

Enables std of arrayvec ^0.5

serde-1 = serde, serde_derive

Enables serde of arrayvec ^0.5

Features from optional dependencies

In crates that don't use the dep: syntax, optional dependencies automatically become Cargo features.

serde serde-1?

With default (std)

serde_derive serde-1?