Collective

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

Evidence

Ran on Kiln's test stand (2026-11-04): CollectiveFabric did not start: java.lang.NoClassDefFoundError: net/minecraft/network/protocol/common/custom/CustomPacketPayload; CollectiveFabricClient did not start: java.lang.NoClassDefFoundError: net/minecraft/network/protocol/common/custom/CustomPacketPayload.

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.NativeImage
com.mojang.blaze3d.platform.Window
com.mojang.util.UndashedUuid
net.fabricmc.fabric.api.client.networking.v1.ClientConfigurationNetworking
net.fabricmc.fabric.api.client.networking.v1.ClientConfigurationNetworking.ConfigurationPayloadHandler
net.fabricmc.fabric.api.client.networking.v1.ClientConfigurationNetworking.Context
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.ServerStarting
net.fabricmc.fabric.api.event.lifecycle.v1.ServerTickEvents
net.fabricmc.fabric.api.event.lifecycle.v1.ServerTickEvents.StartLevelTick
net.fabricmc.fabric.api.event.lifecycle.v1.ServerTickEvents.StartTick
net.fabricmc.fabric.api.networking.v1.PayloadTypeRegistry
net.fabricmc.fabric.api.networking.v1.ServerConfigurationNetworking
net.fabricmc.fabric.api.networking.v1.ServerConfigurationNetworking.ConfigurationPacketHandler
net.fabricmc.fabric.api.networking.v1.ServerConfigurationNetworking.Context
net.fabricmc.fabric.api.networking.v1.ServerPlayNetworking
net.fabricmc.fabric.api.networking.v1.ServerPlayNetworking.Context
net.fabricmc.fabric.api.networking.v1.ServerPlayNetworking.PlayPayloadHandler
net.minecraft.SharedConstants
net.minecraft.WorldVersion
net.minecraft.client.OptionInstance
net.minecraft.client.Options
net.minecraft.client.gui.GuiGraphicsExtractor.HoveredTextEffects
net.minecraft.client.gui.components.AbstractWidget
net.minecraft.client.gui.components.Button
net.minecraft.client.gui.components.Button.Builder
net.minecraft.client.gui.components.Button.CreateNarration
and 81 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

🎓 Collective is a shared library with common code for all of Serilum's mods.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file collective-26.3.0-8.77.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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