Planned

Happy Ghast: Upgrade Snowballs

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

Evidence

Ran on Kiln's test stand (2026-11-04): Happy_Ghast did not start: java.lang.NoClassDefFoundError: net/fabricmc/fabric/api/particle/v1/FabricParticleTypes; ModClient did not start: java.lang.NoClassDefFoundError: net/minecraft/core/particles/ParticleType; ClientReceiver did not start: java.lang.NoClassDefFoundError: net/minecraft/network/protocol/common/custom/CustomPacketPayload.

What it needs from Kiln

Mixin
com.mojang.blaze3d.vertex.PoseStack
com.mojang.blaze3d.vertex.PoseStack.Pose
com.mojang.blaze3d.vertex.VertexConsumer
com.mojang.renderpearl.api.pipeline.RenderPipeline
net.fabricmc.fabric.api.client.command.v2.ClientCommandRegistrationCallback
net.fabricmc.fabric.api.client.command.v2.FabricClientCommandSource
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.rendering.v1.EntityRendererRegistry
net.fabricmc.fabric.api.client.rendering.v1.LivingEntityRenderLayerRegistrationCallback
net.fabricmc.fabric.api.client.rendering.v1.LivingEntityRenderLayerRegistrationCallback.RegistrationHelper
net.fabricmc.fabric.api.client.rendering.v1.ModelLayerRegistry
net.fabricmc.fabric.api.client.rendering.v1.ModelLayerRegistry.TexturedLayerDefinitionProvider
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.CollectSubmits
net.fabricmc.fabric.api.client.screen.v1.ScreenEvents
net.fabricmc.fabric.api.client.screen.v1.ScreenEvents.AfterBackground
net.fabricmc.fabric.api.client.screen.v1.ScreenEvents.BeforeInit
net.fabricmc.fabric.api.client.screen.v1.ScreenEvents.Remove
net.fabricmc.fabric.api.entity.event.v1.ServerLivingEntityEvents
net.fabricmc.fabric.api.entity.event.v1.ServerLivingEntityEvents.AfterDeath
net.fabricmc.fabric.api.entity.event.v1.ServerLivingEntityEvents.AllowDamage
net.fabricmc.fabric.api.event.lifecycle.v1.ServerTickEvents
net.fabricmc.fabric.api.event.lifecycle.v1.ServerTickEvents.EndTick
net.fabricmc.fabric.api.event.player.UseEntityCallback
net.fabricmc.fabric.api.networking.v1.PayloadTypeRegistry
net.fabricmc.fabric.api.networking.v1.PlayerLookup
net.fabricmc.fabric.api.networking.v1.ServerPlayConnectionEvents
net.fabricmc.fabric.api.networking.v1.ServerPlayConnectionEvents.Join
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.particle.v1.FabricParticleTypes
net.minecraft.client.gui.components.Button
net.minecraft.client.gui.components.Button.Builder
net.minecraft.client.gui.components.Button.OnPress
and 82 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

Upgrade Snowballs for your happy ghast!

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file happy_ghast-1.16.0-26.3+.jar. The scan reads the mod's classes; it does not run them.

Reports from players

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