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kotlinlang

That's a common menu bar and you can also set a menu bar for the specific window. If you look at <https://android.googlesource.com/platform/frameworks/support/+/refs/heads/androidx-master-dev/compose/desktop/desktop/src/jvmMain/kotlin/androidx/compose/ui/window/MenuBar.kt?autodive=0%2F%2F%2F%2F>, the underlying implementation on desktop is using Swing's `JMenu` and `JMenuBar` and that should go to the screen top on Mac if it's all set up correctly with the Aqua LAF.