Trim Resonance

Evidence

Ran on Kiln's test stand (2026-11-04): TrimResonanceFabric did not start: java.lang.NoClassDefFoundError: net/minecraft/network/protocol/common/custom/CustomPacketPayload; TrimResonanceClient did not start: java.lang.NoClassDefFoundError: net/fabricmc/fabric/api/client/item/v1/ItemTooltipCallback.

What it needs from Kiln

• Mixin
• net.fabricmc.fabric.api.client.item.v1.ItemTooltipCallback
• net.fabricmc.fabric.api.client.networking.v1.ClientPlayConnectionEvents
• net.fabricmc.fabric.api.client.networking.v1.ClientPlayConnectionEvents.Disconnect
• net.fabricmc.fabric.api.client.networking.v1.ClientPlayConnectionEvents.Init
• 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.event.lifecycle.v1.ServerTickEvents
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerTickEvents.EndLevelTick
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerTickEvents.EndTick
• net.fabricmc.fabric.api.networking.v1.PayloadTypeRegistry
• net.fabricmc.fabric.api.networking.v1.ServerPlayConnectionEvents
• net.fabricmc.fabric.api.networking.v1.ServerPlayConnectionEvents.Join
• net.fabricmc.fabric.api.networking.v1.ServerPlayNetworking
• net.minecraft.core.component.DataComponentType
• net.minecraft.core.component.DataComponents
• net.minecraft.core.particles.ParticleTypes
• net.minecraft.network.RegistryFriendlyByteBuf
• 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.server.MinecraftServer
• net.minecraft.server.PlayerAdvancements
• net.minecraft.server.ServerAdvancementManager
• net.minecraft.server.network.ServerGamePacketListenerImpl
• net.minecraft.server.players.PlayerList
• net.minecraft.world.effect.MobEffectInstance
• net.minecraft.world.effect.MobEffects
• net.minecraft.world.entity.EntitySpawnReason
• net.minecraft.world.entity.EntityType
• net.minecraft.world.entity.EquipmentSlot
• net.minecraft.world.entity.ExperienceOrb
• net.minecraft.world.entity.LightningBolt
• net.minecraft.world.entity.ai.attributes.AttributeModifier
• net.minecraft.world.entity.ai.attributes.AttributeModifier.Operation
• net.minecraft.world.item.Item.TooltipContext
• net.minecraft.world.item.equipment.trim.ArmorTrim
• net.minecraft.world.level.biome.Biome
• net.minecraft.world.level.storage.ValueInput
• net.minecraft.world.level.storage.ValueOutput
• and 36 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

Each armor trim material and pattern grants its own unique effect when worn

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file trimresonance-fabric-3.0.1.jar. The scan reads the mod's classes; it does not run them.