Easy Shop Mod

Evidence

Ran on Kiln's test stand (2026-11-04): ShopMod did not start: java.lang.NoClassDefFoundError: net/minecraft/network/protocol/common/custom/CustomPacketPayload; ShopModClient did not start: java.lang.NoClassDefFoundError: net/minecraft/nbt/Tag.

What it needs from Kiln

• Mixin
• net.fabricmc.fabric.api.client.event.lifecycle.v1.ClientLifecycleEvents
• net.fabricmc.fabric.api.client.event.lifecycle.v1.ClientLifecycleEvents.ClientStarted
• net.fabricmc.fabric.api.client.networking.v1.ClientPlayConnectionEvents
• net.fabricmc.fabric.api.client.networking.v1.ClientPlayConnectionEvents.Join
• 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.event.lifecycle.v1.ServerTickEvents
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerTickEvents.EndTick
• net.fabricmc.fabric.api.networking.v1.PayloadTypeRegistry
• net.fabricmc.fabric.api.networking.v1.ServerPlayNetworking
• net.fabricmc.fabric.api.networking.v1.ServerPlayNetworking.Context
• net.fabricmc.fabric.api.networking.v1.ServerPlayNetworking.PlayPayloadHandler
• net.minecraft.client.Options
• 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.input.MouseButtonEvent
• net.minecraft.commands.CommandSourceStack
• net.minecraft.commands.Commands
• net.minecraft.commands.Commands.CommandSelection
• net.minecraft.core.HolderLookup.RegistryLookup
• net.minecraft.core.RegistryAccess
• net.minecraft.core.RegistryAccess.Frozen
• net.minecraft.core.component.DataComponentType
• net.minecraft.core.component.DataComponents
• net.minecraft.nbt.CompoundTag
• net.minecraft.nbt.ListTag
• net.minecraft.nbt.NbtIo
• net.minecraft.nbt.NbtOps
• net.minecraft.nbt.Tag
• net.minecraft.network.FriendlyByteBuf
• net.minecraft.network.chat.ClickEvent
• net.minecraft.network.chat.ClickEvent.OpenFile
• net.minecraft.network.chat.HoverEvent
• net.minecraft.network.chat.HoverEvent.ShowText
• net.minecraft.network.chat.Style
• net.minecraft.network.codec.StreamCodec
• and 55 more

On the roadmap: Minecraft's libraries and client API (0.2), Code next to data (0.3), Machines (0.4), Mixin (0.5)

In the author's words

Adds an NPC that lets you trade whatever you want with other players.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file Easy_Shop_Mod-10.0.0.jar. The scan reads the mod's classes; it does not run them.