AdvanceDrop

Evidence

Ran on Kiln's test stand (2026-11-04): AdvanceDrop did not start: java.lang.NoClassDefFoundError: net/fabricmc/fabric/api/networking/v1/PayloadTypeRegistry; AdvanceDropClient did not start: java.lang.NoClassDefFoundError: net/minecraft/network/protocol/common/custom/CustomPacketPayload.

What it needs from Kiln

• Mixin
• com.mojang.blaze3d.platform.Window
• net.fabricmc.fabric.api.client.networking.v1.ClientPlayNetworking
• net.fabricmc.fabric.api.client.networking.v1.ClientPlayNetworking.Context
• net.fabricmc.fabric.api.client.networking.v1.ClientPlayNetworking.PlayPayloadHandler
• net.fabricmc.fabric.api.command.v2.CommandRegistrationCallback
• net.fabricmc.fabric.api.networking.v1.PayloadTypeRegistry
• net.minecraft.commands.CommandSourceStack
• net.minecraft.commands.Commands
• net.minecraft.commands.Commands.CommandSelection
• net.minecraft.commands.SharedSuggestionProvider
• net.minecraft.core.component.DataComponents
• net.minecraft.core.particles.ParticleTypes
• net.minecraft.network.codec.ByteBufCodecs
• net.minecraft.network.codec.StreamCodec
• net.minecraft.network.protocol.common.custom.CustomPacketPayload
• net.minecraft.network.protocol.common.custom.CustomPacketPayload.Type
• net.minecraft.network.protocol.common.custom.CustomPacketPayload.TypeAndCodec
• net.minecraft.util.Prediction
• net.minecraft.world.entity.player.Inventory
• net.minecraft.world.item.component.SeededContainerLoot
• net.minecraft.world.item.component.TooltipDisplay
• Minecraft.execute()
• Minecraft.getWindow()
• Font.width()
• GuiGraphicsExtractor.pose()
• ClientLevel.addParticle()
• LocalPlayer.getRandomX()
• LocalPlayer.getRandomY()
• LocalPlayer.getRandomZ()
• ServerPlayer.drop()
• ServerPlayer.getInventory()
• RandomSource.nextGaussian()
• ItemStack.set()
• Items.CHEST

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

Complete advancements, earn chests, unbox your loot. Nine tiers from dirt to netherite — the harder the grind, the better the drop.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file advancedrop-1.0.0.jar. The scan reads the mod's classes; it does not run them.