Cargo Features

manifold3d-types has no features set by default.

[dependencies]
manifold3d-types = { version = "0.0.1", features = ["nalgebra_interop"] }
nalgebra_interop = nalgebra

Features from optional dependencies

In crates that don't use the dep: syntax, optional dependencies automatically become Cargo features. These features may have been created by mistake, and this functionality may be removed in the future.

nalgebra nalgebra_interop?