Cargo Features

[dependencies]
propmaster = { version = "0.1.0", default-features = false, features = ["serde", "json_export"] }
default = json_export, serde

These default features are set whenever propmaster is added without default-features = false somewhere in the dependency tree.

serde default json_export

Enables serde

json_export default = serde

propmaster has 3 features without comments.