Simple World Downloader

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

Evidence

Ran on Kiln's test stand (2026-11-04): SwdClient did not start: java.lang.NoClassDefFoundError: net/fabricmc/fabric/api/client/networking/v1/ClientPlayConnectionEvents.

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.event.lifecycle.v1.ClientLifecycleEvents
net.fabricmc.fabric.api.client.event.lifecycle.v1.ClientLifecycleEvents.ClientStopping
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
net.fabricmc.fabric.api.client.screen.v1.ScreenEvents
net.fabricmc.fabric.api.client.screen.v1.ScreenEvents.AfterInit
net.fabricmc.fabric.api.client.screen.v1.ScreenEvents.Remove
net.fabricmc.fabric.api.event.player.UseBlockCallback
net.fabricmc.fabric.api.event.player.UseEntityCallback
net.minecraft.advancements.CriterionProgress
net.minecraft.client.OptionInstance
net.minecraft.client.Options
net.minecraft.client.gui.Hud
net.minecraft.client.gui.components.AbstractScrollArea
net.minecraft.client.gui.components.AbstractScrollArea.ScrollbarSettings
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.OnPress
net.minecraft.client.gui.components.Checkbox
net.minecraft.client.gui.components.Checkbox.Builder
net.minecraft.client.gui.components.CycleButton
net.minecraft.client.gui.components.CycleButton.Builder
net.minecraft.client.gui.components.EditBox
net.minecraft.client.gui.components.events.GuiEventListener
net.minecraft.client.gui.screens.inventory.AbstractContainerScreen
net.minecraft.client.gui.screens.inventory.AbstractFurnaceScreen
net.minecraft.client.gui.screens.inventory.HorseInventoryScreen
net.minecraft.client.gui.screens.inventory.MerchantScreen
net.minecraft.client.input.MouseButtonEvent
net.minecraft.client.multiplayer.ClientChunkCache
net.minecraft.client.multiplayer.ServerData
net.minecraft.client.multiplayer.ServerData.ServerPackStatus
net.minecraft.client.server.IntegratedServer
net.minecraft.core.NonNullList
net.minecraft.core.RegistryAccess
and 65 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

Allows you to download worlds from servers.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file simple-world-downloader-fabric-1.5.6+26.3.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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