Are you sure you want to leave?

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

What it needs from Kiln

Mixin
net.minecraft.client.gui.components.Button
net.minecraft.client.gui.components.Button.Builder
net.minecraft.client.gui.components.Button.OnPress
net.minecraft.client.gui.screens.ConfirmScreen
net.minecraft.network.chat.CommonComponents
Minecraft.getWindow()
Minecraft.isLocalServer()
Minecraft.stop()

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

Adds a confirmation menu before disconnecting from a server or leaving a world.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file are-you-sure-you-want-to-leave-1.0.1+26.3.jar. The scan reads the mod's classes; it does not run them.

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