Sessility

Evidence

Server-side mod: Kiln runs mods' code on Horizon's single-player server, not on dedicated servers.

What it needs from Kiln

• Mixin
• com.mojang.authlib.GameProfile
• net.fabricmc.api.DedicatedServerModInitializer
• net.minecraft.network.chat.ComponentContents
• net.minecraft.network.chat.ComponentSerialization
• net.minecraft.network.chat.Style
• net.minecraft.network.chat.TextColor
• net.minecraft.network.chat.contents.PlainTextContents
• net.minecraft.network.chat.contents.TranslatableContents
• net.minecraft.network.protocol.game.ClientboundPlayerInfoUpdatePacket
• net.minecraft.network.protocol.game.ClientboundPlayerInfoUpdatePacket.Action
• net.minecraft.network.protocol.game.ClientboundPlayerInfoUpdatePacket.Entry
• net.minecraft.server.MinecraftServer
• net.minecraft.server.dedicated.Settings
• net.minecraft.server.players.PlayerList
• net.minecraft.util.StrictJsonParser
• net.minecraft.util.Util
• net.minecraft.world.scores.PlayerTeam
• Component.getContents()
• Component.getStyle()
• MutableComponent.create()
• MutableComponent.getSiblings()
• MutableComponent.withStyle()
• Player.<init>()
• Player.getVehicle()
• Player.getXRot()
• Player.getYRot()
• Player.isPassenger()

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

AFK utilities for servers: Recolor AFK players in tab list, exclude AFK players from the sleeping requirement, broadcast messages when players go AFK, and more.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file sessility-fabric-mod-0.7.12.jar. The scan reads the mod's classes; it does not run them.