CoVisualiser

Evidence

Ran on Kiln's test stand (2026-11-04): CoVisualiserClient did not start: java.lang.NoClassDefFoundError: com/mojang/renderpearl/api/pipeline/RenderPipeline$Snippet.

What it needs from Kiln

• an access widener
• Mixin
• com.mojang.blaze3d.pipeline.RenderTarget
• com.mojang.blaze3d.systems.RenderSystem
• com.mojang.blaze3d.vertex.PoseStack
• com.mojang.blaze3d.vertex.PoseStack.Pose
• com.mojang.blaze3d.vertex.VertexConsumer
• com.mojang.renderpearl.api.buffers.GpuBuffer
• com.mojang.renderpearl.api.buffers.GpuBufferSlice
• com.mojang.renderpearl.api.commands.CommandEncoder
• com.mojang.renderpearl.api.commands.RenderPass
• com.mojang.renderpearl.api.device.GpuDevice
• com.mojang.renderpearl.api.pipeline.ColorTargetState
• com.mojang.renderpearl.api.pipeline.PrimitiveTopology
• 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.GpuTextureView
• com.mojang.renderpearl.api.vertex.VertexFormat
• net.fabricmc.fabric.api.client.message.v1.ClientReceiveMessageEvents
• net.fabricmc.fabric.api.client.message.v1.ClientReceiveMessageEvents.AllowGame
• net.fabricmc.fabric.api.client.message.v1.ClientSendMessageEvents
• net.fabricmc.fabric.api.client.message.v1.ClientSendMessageEvents.ModifyCommand
• 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.EndMain
• net.minecraft.client.gui.components.Button
• net.minecraft.client.gui.components.Button.Builder
• net.minecraft.client.gui.components.Button.OnPress
• net.minecraft.client.gui.components.Renderable
• net.minecraft.client.gui.components.events.GuiEventListener
• net.minecraft.client.gui.narration.NarratableEntry
• net.minecraft.client.gui.narration.NarratableEntry.NarrationPriority
• net.minecraft.client.renderer.DynamicGpuData
• net.minecraft.client.renderer.GameRenderer
• net.minecraft.client.renderer.RenderPipelines
• net.minecraft.client.renderer.StagedVertexBuffer
• net.minecraft.client.renderer.StagedVertexBuffer.Draw
• net.minecraft.client.renderer.StagedVertexBuffer.ExecuteInfo
• net.minecraft.client.renderer.rendertype.RenderType
• and 17 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

A client-side administration tool designed to ease the workflow of CoreProtect.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file CoVisualiser-0.2.1.jar. The scan reads the mod's classes; it does not run them.