chatbox

Evidence

Ran on Kiln's test stand (2026-11-04): ChatBoxFabric did not start: java.lang.NoClassDefFoundError: net/minecraft/server/permissions/PermissionSet; ClientFabric did not start: java.lang.NoClassDefFoundError: org/apache/logging/log4j/LogManager.

What it needs from Kiln

• an access widener
• Mixin
• com.mojang.blaze3d.platform.Window
• com.mojang.blaze3d.systems.RenderSystem
• com.mojang.blaze3d.systems.SamplerCache
• com.mojang.blaze3d.vertex.DefaultVertexFormat
• com.mojang.blaze3d.vertex.VertexConsumer
• com.mojang.renderpearl.api.GpuFormat
• com.mojang.renderpearl.api.device.GpuDevice
• com.mojang.renderpearl.api.pipeline.BlendFunction
• com.mojang.renderpearl.api.pipeline.ColorTargetState
• com.mojang.renderpearl.api.pipeline.DepthStencilState
• com.mojang.renderpearl.api.pipeline.RenderPipeline
• com.mojang.renderpearl.api.pipeline.RenderPipeline.Builder
• com.mojang.renderpearl.api.pipeline.RenderPipeline.Snippet
• com.mojang.renderpearl.api.textures.FilterMode
• com.mojang.renderpearl.api.textures.GpuTexture
• com.mojang.renderpearl.api.textures.GpuTextureView
• com.mojang.renderpearl.backend.opengl.FrameBufferCache
• com.mojang.renderpearl.backend.opengl.GlTexture
• com.mojang.renderpearl.frontend.FrontendGpuDevice
• net.fabricmc.api.EnvType
• 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.command.v2.CommandRegistrationCallback
• net.fabricmc.fabric.api.event.EventFactory
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLevelEvents
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLevelEvents.Load
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents.EndDataPackReload
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents.ServerStarted
• 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.fabricmc.fabric.api.resource.v1.ResourceLoader
• net.minecraft.advancements.CriterionTriggerInstance
• net.minecraft.advancements.triggers.Criterion
• net.minecraft.advancements.triggers.SimpleCriterionTrigger
• net.minecraft.advancements.triggers.SimpleCriterionTrigger.SimpleInstance
• net.minecraft.client.KeyboardHandler
• and 82 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

a chatbox in mc

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file chatbox-26.3-1.1.5.jar. The scan reads the mod's classes; it does not run them.