Spamton

Evidence

Ran on Kiln's test stand (2026-11-04): Spamton did not start: java.lang.NoClassDefFoundError: net/minecraft/world/level/block/BaseEntityBlock; SpamtonClient did not start: java.lang.NoClassDefFoundError: net/minecraft/client/gui/screens/inventory/tooltip/ClientTooltipComponent.

What it needs from Kiln

• Mixin
• com.mojang.authlib.GameProfile
• com.mojang.blaze3d.vertex.PoseStack
• com.mojang.math.Axis
• 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.client.rendering.v1.ClientTooltipComponentCallback
• net.fabricmc.fabric.api.client.rendering.v1.ModelLayerRegistry
• net.fabricmc.fabric.api.client.rendering.v1.ModelLayerRegistry.TexturedLayerDefinitionProvider
• net.fabricmc.fabric.api.creativetab.v1.FabricCreativeModeTab
• net.fabricmc.fabric.api.item.v1.ItemComponentTooltipProviderRegistry
• 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.fabricmc.fabric.api.object.builder.v1.block.entity.FabricBlockEntityTypeBuilder
• net.fabricmc.fabric.api.object.builder.v1.block.entity.FabricBlockEntityTypeBuilder.Factory
• net.minecraft.client.gui.ActiveTextCollector
• net.minecraft.client.gui.GuiGraphicsExtractor.HoveredTextEffects
• net.minecraft.client.gui.TextAlignment
• 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.MultiLineEditBox
• net.minecraft.client.gui.components.MultiLineEditBox.Builder
• net.minecraft.client.gui.screens.inventory.PageButton
• net.minecraft.client.gui.screens.inventory.tooltip.ClientTooltipComponent
• net.minecraft.client.gui.screens.inventory.tooltip.DefaultTooltipPositioner
• net.minecraft.client.input.KeyEvent
• net.minecraft.client.model.Model
• net.minecraft.client.model.geom.EntityModelSet
• net.minecraft.client.model.geom.ModelLayerLocation
• net.minecraft.client.model.geom.ModelPart
• net.minecraft.client.model.geom.PartPose
• net.minecraft.client.model.geom.builders.CubeDeformation
• net.minecraft.client.model.geom.builders.CubeListBuilder
• net.minecraft.client.model.geom.builders.LayerDefinition
• net.minecraft.client.model.geom.builders.MeshDefinition
• net.minecraft.client.model.geom.builders.PartDefinition
• and 81 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 items to help run a post office.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file spamton-26.3-r1.jar. The scan reads the mod's classes; it does not run them.