Metal Arrows: Beyond Flint

Evidence

Ran on Kiln's test stand (2026-11-04): MetalArrows did not start: java.lang.NoSuchFieldError: Class net.minecraft.core.registries.BuiltInRegistries does not have member field 'net.minecraft.core.Registry DATA_COMPONENT_TYPE'; MetalArrowsClient did not start: java.lang.NoClassDefFoundError: net/minecraft/client/renderer/entity/EntityRenderer.

What it needs from Kiln

• Mixin
• net.fabricmc.fabric.api.client.rendering.v1.EntityRendererRegistry
• net.minecraft.client.renderer.entity.ArrowRenderer
• net.minecraft.client.renderer.entity.EntityRendererProvider
• net.minecraft.client.renderer.entity.EntityRendererProvider.Context
• net.minecraft.client.renderer.entity.state.TippableArrowRenderState
• net.minecraft.core.IdMap
• net.minecraft.core.component.DataComponentType
• net.minecraft.core.component.DataComponentType.Builder
• net.minecraft.core.component.DataComponents
• net.minecraft.core.particles.ColorParticleOption
• net.minecraft.core.particles.ParticleTypes
• net.minecraft.core.particles.SpellParticleOption
• net.minecraft.network.codec.StreamCodec
• net.minecraft.network.syncher.EntityDataAccessor
• net.minecraft.network.syncher.EntityDataSerializers
• net.minecraft.network.syncher.SynchedEntityData
• net.minecraft.network.syncher.SynchedEntityData.Builder
• net.minecraft.util.Unit
• net.minecraft.world.Difficulty
• net.minecraft.world.effect.MobEffectInstance
• net.minecraft.world.effect.MobEffects
• net.minecraft.world.entity.EntityType
• net.minecraft.world.entity.EntityType.Builder
• net.minecraft.world.entity.EntityType.EntityFactory
• net.minecraft.world.entity.MobCategory
• net.minecraft.world.entity.projectile.arrow.AbstractArrow
• net.minecraft.world.item.ArrowItem
• net.minecraft.world.item.alchemy.Potion
• net.minecraft.world.item.alchemy.PotionContents
• net.minecraft.world.item.crafting.CraftingInput
• net.minecraft.world.item.crafting.CustomRecipe
• net.minecraft.world.item.crafting.RecipeSerializer
• net.minecraft.client.renderer.entity.EntityRenderer
• Registry.asHolderIdMap()
• BuiltInRegistries.DATA_COMPONENT_TYPE
• BuiltInRegistries.ENTITY_TYPE
• BuiltInRegistries.POTION
• BuiltInRegistries.RECIPE_SERIALIZER
• Registries.ENTITY_TYPE
• RandomSource.triangle()
• and 13 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

Metal-headed arrows: Iron, Copper, Gold, Diamond, and Netherite. Now supports Minecraft 26.3 on Fabric.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file mabf-4.0.1+26.3.jar. The scan reads the mod's classes; it does not run them.