Notification Center Blur (macOS) by pai.pie

ContentView.swift

import SwiftUI

struct ContentView: View {
	var body: some View {
		ZStack {
			RoundedRectangle(cornerRadius: 120)
				.fill(.ultraThinMaterial)
				.mask(
					RoundedRectangle(cornerRadius: 120)
						.blur(radius: 40)
						.padding(70)
				)
			Form {
				Text("Ball")
			}
			.formStyle(.grouped)
			.scrollContentBackground(.hidden)
		}
		.onAppear {
			NSApplication.shared.windows.first?.backgroundColor = .clear
			NSApplication.shared.windows.first?.hasShadow = false
		}
	}
}