Let There Be Portal Farms!

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

Evidence

Ran on Kiln's test stand (2026-11-04): PortalFix did not start: java.lang.NoClassDefFoundError: net/minecraft/commands/SharedSuggestionProvider.

Mixin
net.fabricmc.fabric.api.attachment.v1.AttachmentRegistry
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.event.lifecycle.v1.ServerTickEvents
net.fabricmc.fabric.api.event.lifecycle.v1.ServerTickEvents.EndTick
net.minecraft.commands.CommandSourceStack
net.minecraft.commands.Commands
net.minecraft.commands.Commands.CommandSelection
net.minecraft.server.permissions.PermissionLevel
net.minecraft.tags.TagKey
net.minecraft.world.entity.EntityType
net.minecraft.world.entity.Mob
net.minecraft.commands.SharedSuggestionProvider
JsonSyntaxException.getMessage()
BuiltInRegistries.ENTITY_TYPE
Registries.ENTITY_TYPE
ServerLevel.getEntity()
Entity.hasCustomName()

On the roadmap: Minecraft's libraries and client API (0.2), Code next to data (0.3), Mixin (0.5)

A Fabric mod for preventing mob despawning when they change dimensions or enter a portal. Fixing portal-based farms. [portal mob despawn farm fix]

Scanned on 4 November 2026 against Kiln 0.2.0, file portal-fix-1.0.1.jar. The scan reads the mod's classes; it does not run them.

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