millennium_core is used at run time in 3 crates (of which 1 optionally). It is a direct run-time dependency in 1 crate. It's used only as a dev dependency in 1 crate.

Depender (with downloads and own rev deps) millennium_core version
1 millennium-webview ^1.0.0-beta.3
millennium-plugin-vibrancy dev ^1.0.0-beta.3