Melodix Music Player

Evidence

Ran on Kiln's test stand (2026-11-04): MusicPlayerMod did not start: java.lang.NoClassDefFoundError: net/minecraft/client/resources/sounds/SoundInstance.

What it needs from Kiln

• Mixin
• com.mojang.blaze3d.audio.Channel
• com.mojang.blaze3d.platform.InputConstants.Key
• com.mojang.blaze3d.platform.NativeImage
• com.mojang.blaze3d.platform.Window
• com.mojang.blaze3d.platform.cursor.CursorType
• com.mojang.blaze3d.platform.cursor.CursorTypes
• net.fabricmc.loader.api.ModContainer
• net.fabricmc.loader.api.Version
• net.fabricmc.loader.api.metadata.ModMetadata
• net.minecraft.client.MouseHandler
• net.minecraft.client.OptionInstance
• net.minecraft.client.Options
• net.minecraft.client.User
• net.minecraft.client.gui.Hud
• net.minecraft.client.gui.components.AbstractSelectionList
• net.minecraft.client.gui.components.AbstractSelectionList.Entry
• 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.OnPress
• net.minecraft.client.gui.components.EditBox
• net.minecraft.client.gui.components.ObjectSelectionList
• net.minecraft.client.gui.components.ObjectSelectionList.Entry
• net.minecraft.client.gui.components.Tooltip
• net.minecraft.client.gui.components.events.GuiEventListener
• net.minecraft.client.gui.screens.options.controls.KeyBindsScreen
• net.minecraft.client.input.CharacterEvent
• net.minecraft.client.input.KeyEvent
• net.minecraft.client.input.MouseButtonEvent
• net.minecraft.client.input.MouseButtonInfo
• net.minecraft.client.renderer.texture.DynamicTexture
• net.minecraft.client.renderer.texture.TextureManager
• net.minecraft.client.resources.sounds.SimpleSoundInstance
• net.minecraft.client.resources.sounds.Sound
• net.minecraft.client.resources.sounds.Sound.Type
• net.minecraft.client.resources.sounds.SoundInstance
• net.minecraft.client.resources.sounds.SoundInstance.Attenuation
• net.minecraft.client.sounds.AudioStream
• net.minecraft.client.sounds.ChannelAccess
• net.minecraft.client.sounds.ChannelAccess.ChannelHandle
• and 55 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

A simple yet functional in-game music player that plays your custom music.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file melodix-3.0.0.jar. The scan reads the mod's classes; it does not run them.