Core Companion

What it needs from Kiln

• Mixin
• com.mojang.authlib.GameProfile
• com.mojang.blaze3d.platform.InputConstants.Key
• com.mojang.blaze3d.platform.NativeImage
• com.mojang.blaze3d.platform.Window
• com.mojang.blaze3d.vertex.PoseStack
• com.mojang.blaze3d.vertex.PoseStack.Pose
• com.mojang.blaze3d.vertex.VertexConsumer
• com.mojang.math.Axis
• net.fabricmc.fabric.api.attachment.v1.AttachmentRegistry
• net.fabricmc.fabric.api.attachment.v1.AttachmentRegistry.Builder
• net.fabricmc.fabric.api.attachment.v1.AttachmentTarget
• net.fabricmc.fabric.api.attachment.v1.AttachmentType
• net.fabricmc.fabric.api.client.event.lifecycle.v1.ClientEntityEvents
• net.fabricmc.fabric.api.client.event.lifecycle.v1.ClientEntityEvents.Load
• net.fabricmc.fabric.api.client.event.lifecycle.v1.ClientEntityEvents.Unload
• 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.Join
• 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.client.rendering.v1.EntityRendererRegistry
• net.fabricmc.fabric.api.client.rendering.v1.RenderStateDataKey
• net.fabricmc.fabric.api.client.rendering.v1.level.LevelExtractionContext
• net.fabricmc.fabric.api.client.rendering.v1.level.LevelExtractionEvents
• net.fabricmc.fabric.api.client.rendering.v1.level.LevelExtractionEvents.EndExtraction
• net.fabricmc.fabric.api.client.rendering.v1.level.LevelRenderContext
• net.fabricmc.fabric.api.client.rendering.v1.level.LevelRenderEvents
• net.fabricmc.fabric.api.client.rendering.v1.level.LevelRenderEvents.CollectSubmits
• net.fabricmc.fabric.api.command.v2.CommandRegistrationCallback
• net.fabricmc.fabric.api.entity.event.v1.ServerEntityCombatEvents
• net.fabricmc.fabric.api.entity.event.v1.ServerEntityCombatEvents.AfterKilledOtherEntity
• net.fabricmc.fabric.api.entity.event.v1.ServerEntityLevelChangeEvents
• net.fabricmc.fabric.api.entity.event.v1.ServerEntityLevelChangeEvents.AfterPlayerChange
• net.fabricmc.fabric.api.entity.event.v1.ServerLivingEntityEvents
• net.fabricmc.fabric.api.entity.event.v1.ServerLivingEntityEvents.AfterDamage
• net.fabricmc.fabric.api.entity.event.v1.ServerLivingEntityEvents.AfterDeath
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents.BeforeSave
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents.ServerStarted
• and 663 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

An owner-bound AI companion that chats, remembers, builds a relationship, and runs survival tasks with Baritone path finding — local or cloud AI, optional voice and vision.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file core-companion-2.4.5-dev.26.3.jar. The scan reads the mod's classes; it does not run them.