Music Notification

Evidence

Ran on Kiln's test stand (2026-11-04): MusicNotificationClientFabric did not start: java.lang.NoClassDefFoundError: net/minecraft/server/packs/resources/PreparableReloadListener.

What it needs from Kiln

• an access widener
• Mixin
• com.mojang.blaze3d.platform.InputConstants.Key
• com.mojang.blaze3d.platform.Window
• com.mojang.blaze3d.platform.cursor.CursorTypes
• net.fabricmc.fabric.api.client.command.v2.ClientCommandRegistrationCallback
• net.fabricmc.fabric.api.client.command.v2.ClientCommands
• net.fabricmc.fabric.api.client.command.v2.FabricClientCommandSource
• net.fabricmc.fabric.api.resource.v1.ResourceLoader
• net.fabricmc.fabric.api.resource.v1.pack.PackActivationType
• net.fabricmc.fabric.api.resource.v1.reloader.SimpleReloadListener
• net.fabricmc.loader.api.ModContainer
• net.fabricmc.loader.api.metadata.ModMetadata
• net.minecraft.client.Options
• net.minecraft.client.gui.ActiveTextCollector
• net.minecraft.client.gui.GuiGraphicsExtractor.HoveredTextEffects
• net.minecraft.client.gui.Hud
• net.minecraft.client.gui.components.AbstractContainerWidget
• net.minecraft.client.gui.components.AbstractScrollArea
• net.minecraft.client.gui.components.AbstractWidget
• net.minecraft.client.gui.components.Button
• net.minecraft.client.gui.components.Button.Builder
• net.minecraft.client.gui.components.Button.CreateNarration
• net.minecraft.client.gui.components.Button.OnPress
• net.minecraft.client.gui.components.EditBox
• net.minecraft.client.gui.components.ImageButton
• net.minecraft.client.gui.components.ImageWidget
• net.minecraft.client.gui.components.ScrollableLayout
• net.minecraft.client.gui.components.StringWidget
• net.minecraft.client.gui.components.StringWidget.TextOverflow
• net.minecraft.client.gui.components.TabButton
• net.minecraft.client.gui.components.WidgetSprites
• net.minecraft.client.gui.components.tabs.Tab
• net.minecraft.client.gui.components.tabs.TabManager
• net.minecraft.client.gui.components.tabs.TabNavigationBar
• net.minecraft.client.gui.components.tabs.TabNavigationBar.Builder
• net.minecraft.client.gui.components.toasts.Toast
• net.minecraft.client.gui.components.toasts.Toast.Visibility
• net.minecraft.client.gui.components.toasts.ToastManager
• net.minecraft.client.gui.components.toasts.ToastManager.ToastInstance
• net.minecraft.client.gui.layouts.FrameLayout
• net.minecraft.client.gui.layouts.LayoutSettings
• and 53 more

On the roadmap: Minecraft's libraries and client API (0.2), Code next to data (0.3), Mixin (0.5)

In the author's words

Configure visual notifications when music is played in-game

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file musicnotification-fabric-3.4.0+mc26.3.jar. The scan reads the mod's classes; it does not run them.