Tier It

Evidence

Ran on Kiln's test stand (2026-11-04): TierIT did not start: java.lang.NoClassDefFoundError: net/fabricmc/fabric/api/resource/IdentifiableResourceReloadListener; TierITClient 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.event.lifecycle.v1.ServerTickEvents
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerTickEvents.EndLevelTick
• 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.fabricmc.fabric.api.resource.IdentifiableResourceReloadListener
• net.fabricmc.fabric.api.resource.ResourceManagerHelper
• net.minecraft.client.gui.components.AbstractButton
• net.minecraft.client.gui.components.Button
• net.minecraft.client.gui.components.Button.Builder
• net.minecraft.client.gui.components.Button.OnPress
• net.minecraft.client.gui.screens.MenuScreens
• net.minecraft.client.gui.screens.MenuScreens.ScreenConstructor
• net.minecraft.client.gui.screens.inventory.AbstractContainerScreen
• net.minecraft.client.input.MouseButtonEvent
• net.minecraft.client.renderer.RenderPipelines
• net.minecraft.client.renderer.entity.state.ItemEntityRenderState
• net.minecraft.client.renderer.item.ItemModelResolver
• net.minecraft.client.renderer.item.ItemStackRenderState
• net.minecraft.commands.CommandSourceStack
• net.minecraft.commands.Commands
• net.minecraft.commands.Commands.CommandSelection
• net.minecraft.commands.arguments.item.ItemArgument
• net.minecraft.commands.arguments.item.ItemInput
• net.minecraft.core.NonNullList
• net.minecraft.core.component.DataComponentMap
• net.minecraft.core.component.DataComponents
• net.minecraft.nbt.CompoundTag
• net.minecraft.nbt.ListTag
• net.minecraft.network.FriendlyByteBuf
• net.minecraft.network.chat.FontDescription
• net.minecraft.network.chat.FontDescription.Resource
• net.minecraft.network.chat.Style
• and 80 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

Tier IT is a mod for Minecraft that adds tiered item rolls to equipment, tools, weapons, mounts, and vehicles.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file tier-it-0.4.1.jar. The scan reads the mod's classes; it does not run them.