Cyclops Core

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

Evidence

Ran on Kiln's test stand (2026-11-04): CyclopsCoreFabric did not start: java.lang.NoClassDefFoundError: net/fabricmc/fabric/api/client/particle/v1/ParticleProviderRegistry$PendingParticleProvider.

What it needs from Kiln

an access widener
Mixin
com.mojang.authlib.GameProfile
com.mojang.blaze3d.Blaze3D
com.mojang.blaze3d.vertex.DefaultVertexFormat
com.mojang.blaze3d.vertex.PoseStack
com.mojang.blaze3d.vertex.PoseStack.Pose
com.mojang.blaze3d.vertex.VertexConsumer
com.mojang.renderpearl.api.pipeline.BlendFactor
com.mojang.renderpearl.api.pipeline.BlendFunction
com.mojang.renderpearl.api.pipeline.ColorTargetState
com.mojang.renderpearl.api.pipeline.DepthStencilState
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
net.fabricmc.api.EnvType
net.fabricmc.fabric.api.client.item.v1.ItemTooltipCallback
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.particle.v1.ParticleProviderRegistry
net.fabricmc.fabric.api.client.particle.v1.ParticleProviderRegistry.PendingParticleProvider
net.fabricmc.fabric.api.client.screen.v1.ScreenEvents
net.fabricmc.fabric.api.client.screen.v1.ScreenEvents.AfterInit
net.fabricmc.fabric.api.command.v2.CommandRegistrationCallback
net.fabricmc.fabric.api.entity.FakePlayer
net.fabricmc.fabric.api.event.EventFactory
net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents
net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents.ServerStarting
net.fabricmc.fabric.api.event.player.UseBlockCallback
net.fabricmc.fabric.api.menu.v1.ExtendedMenuProvider
net.fabricmc.fabric.api.menu.v1.ExtendedMenuType
net.fabricmc.fabric.api.menu.v1.ExtendedMenuType.ExtendedFactory
net.fabricmc.fabric.api.networking.v1.PayloadTypeRegistry
net.fabricmc.fabric.api.networking.v1.PlayerLookup
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.conditions.v1.ResourceConditionType
net.fabricmc.fabric.api.resource.conditions.v1.ResourceConditions
net.fabricmc.fabric.api.transfer.v1.fluid.FluidConstants
and 80 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

Library mod for EvilCraft, Integrated Dynamics and others.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file cyclopscore-26.3-fabric-1.30.0-1212.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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