JEI / REI Trades

Evidence

Ran on Kiln's test stand (2026-11-04): JEITradesModFabric did not start: java.lang.NoClassDefFoundError: net/fabricmc/fabric/api/networking/v1/ServerLoginNetworking$LoginQueryResponseHandler; JEITradesModFabricClient did not start: java.lang.NoClassDefFoundError: net/fabricmc/fabric/api/client/networking/v1/ClientLoginNetworking$LoginQueryRequestHandler.

What it needs from Kiln

• Mixin
• io.netty.buffer.Unpooled
• net.fabricmc.fabric.api.client.networking.v1.ClientLoginNetworking
• net.fabricmc.fabric.api.client.networking.v1.ClientLoginNetworking.LoginQueryRequestHandler
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLevelEvents
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLevelEvents.Load
• net.fabricmc.fabric.api.networking.v1.FriendlyByteBufs
• net.fabricmc.fabric.api.networking.v1.LoginPacketSender
• net.fabricmc.fabric.api.networking.v1.ServerLoginConnectionEvents
• net.fabricmc.fabric.api.networking.v1.ServerLoginConnectionEvents.QueryStart
• net.fabricmc.fabric.api.networking.v1.ServerLoginNetworking
• net.fabricmc.fabric.api.networking.v1.ServerLoginNetworking.LoginQueryResponseHandler
• net.fabricmc.fabric.api.networking.v1.ServerLoginNetworking.LoginSynchronizer
• net.minecraft.core.HolderLookup.RegistryLookup
• net.minecraft.core.HolderSet
• net.minecraft.core.RegistryAccess
• net.minecraft.core.RegistryAccess.Frozen
• net.minecraft.core.component.DataComponentPatch
• net.minecraft.network.FriendlyByteBuf
• net.minecraft.network.chat.ComponentSerialization
• net.minecraft.server.MinecraftServer
• net.minecraft.server.ReloadableServerRegistries
• net.minecraft.server.ReloadableServerRegistries.Holder
• net.minecraft.world.entity.ai.village.poi.PoiType
• net.minecraft.world.entity.npc.villager.VillagerProfession
• net.minecraft.world.item.ItemStackTemplate
• net.minecraft.world.item.alchemy.Potion
• net.minecraft.world.item.trading.TradeCost
• net.minecraft.world.item.trading.TradeSet
• net.minecraft.world.item.trading.TradeSets
• net.minecraft.world.item.trading.VillagerTrade
• net.minecraft.world.level.storage.loot.functions.EnchantRandomlyFunction
• net.minecraft.world.level.storage.loot.functions.LootItemFunction
• net.minecraft.world.level.storage.loot.functions.SetItemCountFunction
• net.minecraft.world.level.storage.loot.functions.SetPotionFunction
• net.minecraft.world.level.storage.loot.providers.number.ints.BinomialDistributionGenerator
• net.minecraft.world.level.storage.loot.providers.number.ints.ConstantValue
• net.minecraft.world.level.storage.loot.providers.number.ints.UniformGenerator
• Int2ObjectMap.isEmpty()
• Holder.getRegisteredName()
• HolderLookup.Provider.lookup()
• and 5 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

JEI/REI Addon for Trade Information with universal compatibility for all mods by reading directly from the registry data

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file jeitrades-fabric-26.3-1.2.3.jar. The scan reads the mod's classes; it does not run them.