Carbon Chat

Evidence

Ran on Kiln's test stand (2026-11-04): CarbonFabricBootstrap did not start: java.lang.reflect.InvocationTargetException.

What it needs from Kiln

• Mixin
• com.mojang.authlib.GameProfile
• io.netty.buffer.ByteBuf
• io.netty.buffer.ByteBufAllocator
• io.netty.buffer.PooledByteBufAllocator
• net.fabricmc.fabric.api.command.v2.CommandRegistrationCallback
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents.ServerStarted
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents.ServerStarting
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents.ServerStopped
• net.fabricmc.fabric.api.message.v1.ServerMessageEvents
• net.fabricmc.fabric.api.message.v1.ServerMessageEvents.AllowChatMessage
• net.fabricmc.fabric.api.networking.v1.PacketSender
• net.fabricmc.fabric.api.networking.v1.ServerPlayConnectionEvents
• net.fabricmc.fabric.api.networking.v1.ServerPlayConnectionEvents.Disconnect
• net.fabricmc.fabric.api.networking.v1.ServerPlayConnectionEvents.Join
• net.fabricmc.loader.api.ModContainer
• net.fabricmc.loader.api.entrypoint.EntrypointContainer
• net.fabricmc.loader.api.metadata.ModMetadata
• net.fabricmc.loader.launch.common.FabricLauncher
• net.fabricmc.loader.launch.common.FabricLauncherBase
• net.minecraft.commands.CommandSourceStack
• net.minecraft.commands.Commands
• net.minecraft.commands.Commands.CommandSelection
• net.minecraft.core.RegistryAccess
• net.minecraft.network.chat.ChatType
• net.minecraft.network.chat.ChatType.Bound
• net.minecraft.network.chat.FilterMask
• net.minecraft.network.chat.OutgoingChatMessage
• net.minecraft.network.chat.OutgoingChatMessage.Player
• net.minecraft.network.chat.PlayerChatMessage
• net.minecraft.network.protocol.game.ClientboundCustomChatCompletionsPacket
• net.minecraft.network.protocol.game.ClientboundCustomChatCompletionsPacket.Action
• net.minecraft.server.MinecraftServer
• net.minecraft.server.network.ServerGamePacketListenerImpl
• net.minecraft.server.permissions.LevelBasedPermissionSet
• net.minecraft.server.players.PlayerList
• net.minecraft.world.entity.EquipmentSlot
• org.apache.logging.log4j.LogManager
• org.apache.logging.log4j.Logger
• FabricLoader.getEntrypointContainers()
• 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

Carbon is a modern chat plugin built on channels, with just about every single setting and format configurable.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file carbonchat-fabric-3.0.0-beta.39.jar. The scan reads the mod's classes; it does not run them.