Time & Weather Changer

Evidence

Ran on Kiln's test stand (2026-11-04): TimeChangerClient did not start: java.lang.NoClassDefFoundError: net/fabricmc/fabric/api/client/command/v2/ClientCommandRegistrationCallback.

What it needs from Kiln

• Mixin
• net.fabricmc.fabric.api.client.command.v2.ClientCommandRegistrationCallback
• net.minecraft.client.OptionInstance
• net.minecraft.client.OptionInstance.CaptionBasedToString
• net.minecraft.client.OptionInstance.IntRange
• net.minecraft.client.OptionInstance.TooltipSupplier
• net.minecraft.client.OptionInstance.ValueSet
• net.minecraft.client.OptionInstance.ValueUpdateListener
• net.minecraft.client.gui.components.Checkbox
• net.minecraft.client.gui.components.Checkbox.Builder
• net.minecraft.client.gui.components.Checkbox.OnValueChange
• net.minecraft.client.gui.components.CycleButton
• net.minecraft.client.gui.components.CycleButton.Builder
• net.minecraft.client.gui.components.CycleButton.OnValueChange
• net.minecraft.client.gui.components.StringWidget
• net.minecraft.client.renderer.RenderPipelines
• net.minecraft.commands.Commands
• FabricLoader.isDevelopmentEnvironment()
• FabricLoader.isModLoaded()
• Minecraft.setScreenAndShow()
• Font.width()
• GuiGraphicsExtractor.blit()
• Screen.extractPanorama()
• Screen.extractRenderState()
• Component.getVisualOrderText()
• MutableComponent.withoutShadow()

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

A lightweight timechanger, which allows you to change the client-side time and weather

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file timechanger-fabric-1.4.0+26.3.jar. The scan reads the mod's classes; it does not run them.