Map.png

Evidence

Ran on Kiln's test stand (2026-11-04): MapPngClient did not start: java.lang.NoClassDefFoundError: net/minecraft/network/chat/ClickEvent.

What it needs from Kiln

• an access widener
• Mixin
• com.mojang.blaze3d.platform.NativeImage
• net.minecraft.client.gui.components.toasts.SystemToast
• net.minecraft.client.gui.components.toasts.SystemToast.SystemToastId
• net.minecraft.client.gui.components.toasts.ToastManager
• net.minecraft.client.multiplayer.ServerData
• net.minecraft.client.renderer.texture.DynamicTexture
• net.minecraft.client.resources.MapTextureManager
• net.minecraft.client.resources.MapTextureManager.MapInstance
• net.minecraft.client.server.IntegratedServer
• net.minecraft.core.component.DataComponents
• net.minecraft.network.chat.ClickEvent
• net.minecraft.network.chat.ClickEvent.OpenFile
• net.minecraft.network.chat.Style
• net.minecraft.world.entity.decoration.ItemFrame
• net.minecraft.world.item.MapItem
• net.minecraft.world.level.saveddata.maps.MapId
• net.minecraft.world.level.saveddata.maps.MapItemSavedData
• net.minecraft.world.level.storage.LevelResource
• net.minecraft.world.phys.EntityHitResult
• net.minecraft.world.phys.HitResult.Type
• Minecraft.gameDirectory
• Minecraft.getCurrentServer()
• Minecraft.getMapTextureManager()
• Minecraft.getSingleplayerServer()
• Minecraft.hitResult
• Minecraft.isLocalServer()
• Gui.toastManager()
• MutableComponent.withStyle()
• ItemStack.get()
• Items.FILLED_MAP
• HitResult.getType()

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

Download/save held maps and maps in item frames into png images

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file map_png-1.0.4.jar. The scan reads the mod's classes; it does not run them.