Age Of Metallurgy

Evidence

Ran on Kiln's test stand (2026-11-04): AgeOfMetallurgyMod did not start: java.lang.NoClassDefFoundError: org/apache/logging/log4j/LogManager; AgeOfMetallurgyModClient did not start: java.lang.NoClassDefFoundError: net/minecraft/world/entity/EntityType$EntityFactory.

What it needs from Kiln

• an access widener
• Mixin
• com.mojang.blaze3d.vertex.PoseStack
• net.fabricmc.api.EnvType
• net.fabricmc.fabric.api.biome.v1.BiomeModifications
• net.fabricmc.fabric.api.biome.v1.BiomeSelectors
• net.fabricmc.fabric.api.client.rendering.v1.EntityRendererRegistry
• net.fabricmc.fabric.api.command.v2.CommandRegistrationCallback
• net.fabricmc.fabric.api.entity.FakePlayer
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerTickEvents
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerTickEvents.EndTick
• net.fabricmc.fabric.api.item.v1.DefaultItemComponentEvents
• net.fabricmc.fabric.api.item.v1.DefaultItemComponentEvents.ModifyCallback
• net.fabricmc.fabric.api.item.v1.DefaultItemComponentEvents.ModifyContext
• net.fabricmc.fabric.api.object.builder.v1.entity.FabricDefaultAttributeRegistry
• net.minecraft.client.model.HumanoidModel
• net.minecraft.client.model.Model
• net.minecraft.client.model.geom.ModelLayers
• net.minecraft.client.model.geom.ModelPart
• net.minecraft.client.model.monster.silverfish.SilverfishModel
• net.minecraft.client.renderer.entity.EntityRendererProvider
• net.minecraft.client.renderer.entity.EntityRendererProvider.Context
• net.minecraft.client.renderer.entity.MobRenderer
• net.minecraft.client.renderer.entity.state.LivingEntityRenderState
• net.minecraft.client.resources.model.EquipmentClientInfo
• net.minecraft.client.resources.model.EquipmentClientInfo.Layer
• net.minecraft.client.resources.model.EquipmentClientInfo.LayerType
• net.minecraft.commands.CommandSourceStack
• net.minecraft.commands.Commands
• net.minecraft.commands.Commands.CommandSelection
• net.minecraft.core.component.DataComponentMap
• net.minecraft.core.component.DataComponentMap.Builder
• net.minecraft.core.component.DataComponents
• net.minecraft.server.MinecraftServer
• net.minecraft.server.TickTask
• net.minecraft.tags.BlockTags
• net.minecraft.tags.TagKey
• net.minecraft.world.effect.MobEffectInstance
• net.minecraft.world.effect.MobEffects
• net.minecraft.world.entity.AgeableMob
• net.minecraft.world.entity.EntitySpawnReason
• net.minecraft.world.entity.EntityType
• and 81 more

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

A new era of metallurgy! Explore a world with new mechanics and alloys

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file age_of_metallurgy-2.1.2-fabric-26.3.jar. The scan reads the mod's classes; it does not run them.