VillagerConfig

Evidence

Ran on Kiln's test stand (2026-11-04): VillagerConfigFabric did not start: java.lang.NoClassDefFoundError: net/minecraft/server/packs/resources/SimpleJsonResourceReloadListener; VillagerConfigFabricClient did not start: java.lang.NoClassDefFoundError: net/minecraft/network/protocol/common/custom/CustomPacketPayload.

What it needs from Kiln

• an access widener
• Mixin
• 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.networking.v1.PayloadTypeRegistry
• net.fabricmc.fabric.api.resource.IdentifiableResourceReloadListener
• net.fabricmc.fabric.api.resource.ResourceManagerHelper
• net.minecraft.commands.CommandBuildContext
• net.minecraft.commands.CommandSourceStack
• net.minecraft.commands.Commands
• net.minecraft.commands.Commands.CommandSelection
• net.minecraft.commands.arguments.ResourceArgument
• net.minecraft.core.HolderSet
• net.minecraft.core.RegistryAccess
• net.minecraft.core.RegistryAccess.Frozen
• net.minecraft.core.component.DataComponentExactPredicate
• net.minecraft.core.component.DataComponentExactPredicate.Builder
• net.minecraft.core.component.DataComponentMap
• net.minecraft.core.component.DataComponentPatch
• net.minecraft.core.component.DataComponentPatch.SplitResult
• net.minecraft.core.component.DataComponents
• net.minecraft.core.component.TypedDataComponent
• net.minecraft.core.registries.codec.RegistryCodecs
• net.minecraft.data.CachedOutput
• net.minecraft.data.DataGenerator
• net.minecraft.data.DataGenerator.PackGenerator
• net.minecraft.data.DataGenerator.Uncached
• net.minecraft.data.DataProvider
• net.minecraft.data.DataProvider.Factory
• net.minecraft.data.PackOutput
• net.minecraft.data.PackOutput.PathProvider
• net.minecraft.data.PackOutput.Target
• net.minecraft.network.RegistryFriendlyByteBuf
• net.minecraft.network.codec.StreamCodec
• net.minecraft.network.protocol.common.custom.CustomPacketPayload
• net.minecraft.network.protocol.common.custom.CustomPacketPayload.Type
• net.minecraft.network.protocol.common.custom.CustomPacketPayload.TypeAndCodec
• net.minecraft.resources.FileToIdConverter
• net.minecraft.server.MinecraftServer
• net.minecraft.server.packs.PackType
• and 40 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

Advanced Villager configuration with data driven trades

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file villagerconfig-fabric-4.6.0+26.3.jar. The scan reads the mod's classes; it does not run them.