Villager Trade Tweaks

Evidence

Ran on Kiln's test stand (2026-11-04): TradeReorder did not start: java.lang.NoClassDefFoundError: net/fabricmc/fabric/api/networking/v1/PayloadTypeRegistry; TradeReorderClient 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.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.minecraft.client.gui.screens.inventory.MerchantScreen
• 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.world.entity.npc.villager.Villager
• net.minecraft.world.inventory.MerchantMenu
• net.minecraft.world.item.trading.Merchant
• net.minecraft.world.item.trading.MerchantOffers
• ServerPlayer.containerMenu

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

Reorder villager trades and have your custom order restored on every visit, view a villager's generated future trades in singleplayer, and re-roll a never-traded villager's trades until you get a set you like.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file villager-trade-tweaks-26.3-1.2.2.jar. The scan reads the mod's classes; it does not run them.