Down But Not Out

Evidence

Ran on Kiln's test stand (2026-11-04): DownButNotOut did not start: java.lang.NoClassDefFoundError: net/fabricmc/fabric/api/attachment/v1/AttachmentRegistry$Builder.

What it needs from Kiln

• Mixin
• net.fabricmc.fabric.api.attachment.v1.AttachmentRegistry
• net.fabricmc.fabric.api.attachment.v1.AttachmentRegistry.Builder
• net.fabricmc.fabric.api.command.v2.CommandRegistrationCallback
• net.fabricmc.fabric.api.entity.event.v1.ServerEntityLevelChangeEvents
• net.fabricmc.fabric.api.entity.event.v1.ServerEntityLevelChangeEvents.AfterEntityChange
• net.fabricmc.fabric.api.entity.event.v1.ServerLivingEntityEvents
• net.fabricmc.fabric.api.entity.event.v1.ServerLivingEntityEvents.AllowDeath
• net.fabricmc.fabric.api.entity.event.v1.ServerPlayerEvents.Join
• net.fabricmc.fabric.api.entity.event.v1.ServerPlayerEvents.Leave
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents.ServerStopping
• net.fabricmc.fabric.api.event.player.AttackBlockCallback
• net.fabricmc.fabric.api.event.player.AttackEntityCallback
• net.fabricmc.fabric.api.event.player.UseBlockCallback
• net.fabricmc.fabric.api.event.player.UseEntityCallback
• net.fabricmc.fabric.api.event.player.UseItemCallback
• net.minecraft.commands.CommandSourceStack
• net.minecraft.commands.Commands
• net.minecraft.commands.Commands.CommandSelection
• net.minecraft.network.chat.ClickEvent
• net.minecraft.network.chat.ClickEvent.RunCommand
• net.minecraft.network.chat.HoverEvent
• net.minecraft.network.chat.HoverEvent.ShowText
• net.minecraft.network.chat.Style
• net.minecraft.server.MinecraftServer
• net.minecraft.server.players.PlayerList
• net.minecraft.world.damagesource.DamageSources
• net.minecraft.world.effect.MobEffectInstance
• net.minecraft.world.effect.MobEffects
• net.minecraft.world.entity.Entity.RemovalReason
• net.minecraft.world.entity.EntityTypes
• net.minecraft.world.entity.decoration.ArmorStand
• net.minecraft.world.entity.monster.Shulker
• net.minecraft.world.food.FoodData
• net.minecraft.world.level.GameType
• net.minecraft.world.phys.AABB
• net.minecraft.world.scores.PlayerTeam
• net.minecraft.world.scores.Scoreboard
• net.minecraft.world.scores.Team
• net.minecraft.world.scores.Team.CollisionRule
• and 46 more

On the roadmap: Code next to data (0.3), Mixin (0.5)

In the author's words

Revive downed players: instead of dying, players drop to half a heart and crawl. Inspired by Call of Duty Zombies. Fully server-side and compatible with vanilla and Geyser Bedrock clients.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file down-but-not-out-0.5.2+26.3.jar. The scan reads the mod's classes; it does not run them.