Opticores

Calls something that is on Kiln's roadmap. Parts of it may already run.

Evidence

Ran on Kiln's test stand (2026-11-04): ClientSetup did not start: java.lang.NoSuchMethodError: 'boolean net.fabricmc.loader.api.FabricLoader.isModLoaded(java.lang.String)'.

What it needs from Kiln

Mixin
com.mojang.blaze3d.platform.Window
net.fabricmc.fabric.api.client.command.v2.ClientCommandRegistrationCallback
net.fabricmc.fabric.api.client.command.v2.ClientCommands
net.fabricmc.fabric.api.client.command.v2.FabricClientCommandSource
net.fabricmc.fabric.api.client.rendering.v1.level.LevelRenderEvents
net.fabricmc.fabric.api.client.rendering.v1.level.LevelRenderEvents.StartMain
net.fabricmc.fabric.api.client.rendering.v1.level.LevelTerrainRenderContext
net.fabricmc.loader.api.ModContainer
net.fabricmc.loader.api.Version
net.fabricmc.loader.api.metadata.ModMetadata
net.minecraft.client.OptionInstance
net.minecraft.client.Options
net.minecraft.client.PreferredGraphicsApi
net.minecraft.client.gui.Hud
net.minecraft.client.gui.components.ChatComponent
net.minecraft.client.gui.screens.ConfirmScreen
net.minecraft.client.multiplayer.ClientChunkCache
net.minecraft.client.renderer.state.level.CameraRenderState
net.minecraft.client.renderer.state.level.LevelRenderState
net.minecraft.client.server.IntegratedServer
net.minecraft.util.Mth
net.minecraft.world.entity.AgeableMob
net.minecraft.world.entity.AreaEffectCloud
net.minecraft.world.entity.ambient.AmbientCreature
net.minecraft.world.entity.animal.Animal
net.minecraft.world.entity.animal.fish.WaterAnimal
net.minecraft.world.entity.boss.enderdragon.EndCrystal
net.minecraft.world.entity.decoration.ArmorStand
net.minecraft.world.entity.item.ItemEntity
net.minecraft.world.entity.monster.Monster
net.minecraft.world.level.chunk.LevelChunk
net.minecraft.world.level.chunk.LevelChunkSection
net.minecraft.world.level.chunk.status.ChunkStatus
net.minecraft.world.level.storage.LevelResource
org.lwjgl.BufferUtils
org.lwjgl.opengl.GL
org.lwjgl.opengl.GL11
org.lwjgl.opengl.GL13
org.lwjgl.opengl.GL15
org.lwjgl.opengl.GL20
and 27 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 rendering optimization mod for (Neo)Forge and Fabric, featuring asynchronous culling specifically for integrated graphics (Intel UHD/Iris Xe).

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file Opticores-v1.1.2+26.x.jar. The scan reads the mod's classes; it does not run them.

Reports from players

No reports from players yet.

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