Riccio Fishing Utils (RFU)

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

Evidence

Ran on Kiln's test stand (2026-11-04): RiccioFishingUtils did not start: java.lang.NoClassDefFoundError: net/fabricmc/loader/impl/FabricLoaderImpl.

What it needs from Kiln

an access widener
Mixin
com.mojang.authlib.GameProfile
com.mojang.authlib.minecraft.SessionService
com.mojang.authlib.properties.Property
com.mojang.authlib.properties.PropertyMap
com.mojang.authlib.services.ProfileResult
com.mojang.blaze3d.Blaze3D
com.mojang.blaze3d.platform.InputConstants.Key
com.mojang.blaze3d.platform.NativeImage
com.mojang.blaze3d.systems.RenderSystem
com.mojang.blaze3d.vertex.PoseStack
com.mojang.blaze3d.vertex.PoseStack.Pose
com.mojang.blaze3d.vertex.VertexConsumer
com.mojang.math.Transformation
com.mojang.renderpearl.api.commands.CommandEncoder
com.mojang.renderpearl.api.device.GpuDevice
com.mojang.renderpearl.api.pipeline.BlendFunction
com.mojang.renderpearl.api.pipeline.ColorTargetState
com.mojang.renderpearl.api.pipeline.CompareOp
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.GpuTextureView
com.mojang.util.InstantTypeAdapter
net.fabricmc.fabric.api.client.command.v2.ClientCommandRegistrationCallback
net.fabricmc.fabric.api.client.command.v2.FabricClientCommandSource
net.fabricmc.fabric.api.client.event.lifecycle.v1.ClientLevelEvents
net.fabricmc.fabric.api.client.event.lifecycle.v1.ClientLevelEvents.AfterClientLevelChange
net.fabricmc.fabric.api.client.event.lifecycle.v1.ClientLifecycleEvents
net.fabricmc.fabric.api.client.event.lifecycle.v1.ClientLifecycleEvents.ClientStarted
net.fabricmc.fabric.api.client.event.lifecycle.v1.ClientLifecycleEvents.ClientStopping
net.fabricmc.fabric.api.client.message.v1.ClientReceiveMessageEvents
net.fabricmc.fabric.api.client.message.v1.ClientReceiveMessageEvents.AllowChat
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.AllowChat
net.fabricmc.fabric.api.client.message.v1.ClientSendMessageEvents.AllowCommand
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
and 80 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

Riccio Fishing Utils is a Client-side mod for hypixel skyblock focused on fishing.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file rfu-1.20.1+26.3.jar. The scan reads the mod's classes; it does not run them.

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