ConfigurationsBackport

ConfigurationsBackport

Brings back the Config annotation system from forge 1.12.x to 1.8.9.

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ConfigurationsBackport

About this Mod

ConfigurationsBackport

Brings back the 1.12.2 forge's Config annotation system to 1.8.9 using mixins.
Its documentation is present at: https://docs.minecraftforge.net/en/1.12.x/config/annotations/

How to use?

You would use the Config annotations exactly the same way as u did in 1.12.2.
But instead of net.minecraftforge.common.config.ConfigManager, its now my_life_is_bad.configurationsbackport.common.config.ConfigManager.

Example:

package my_life_is_bad.configurationsbackport;

import net.minecraftforge.fml.common.Mod;
import net.minecraftforge.fml.client.event.ConfigChangedEvent.OnConfigChangedEvent;
import net.minecraftforge.fml.common.eventhandler.SubscribeEvent;
import net.minecraftforge.fml.common.event.FMLConstructionEvent;
import net.minecraftforge.common.MinecraftForge;
import net.minecraftforge.fml.common.Mod.EventHandler;
import my_life_is_bad.configurationsbackport.common.config.ConfigManager;
import my_life_is_bad.configurationsbackport.common.config.Config;

@Mod(modid = ConfigurationsBackport.MODID, version = ConfigurationsBackport.VERSION)

public class ConfigurationsBackport {
    public static final String MODID = "configurationsbackport";
    public static final String VERSION = "1.1";

    @Config(modid = MODID)
    public static class Configuration {
        @Config.Comment("String Entry: ")
        public static String stringEntry = "I am a string :D";

        @Config.Comment("Int Entry (Slider): ")
        @Config.RangeInt(min = 1, max = 16)
        @Config.SlidingOption()
        public static int intSlider = 100;

        @Config.Comment("Int Entry: ")
        @Config.RangeInt(min = 1, max = 16)
        public static int intEntry = 100;

        @Config.Comment("Double Entry: ")
        @Config.RangeDouble(min = 0.1D, max = 1.6D)
        public static double doubleEntry = 0.1D;

        @Config.Comment("Double Entry (Slider): ")
        @Config.RangeDouble(min = 0.1D, max = 1.6D)
        @Config.SlidingOption()
        public static double doubleSlider = 0.1D;
    }

    @EventHandler
	public void onFMLConstructionEvent(FMLConstructionEvent event) {
		MinecraftForge.EVENT_BUS.register(this);
	}

    @SubscribeEvent
	public void onConfigChangedEvent(OnConfigChangedEvent event) {
		if (event.modID.equals(MODID)) {
			ConfigManager.sync(MODID, Config.Type.INSTANCE);
		}
	}
}~~~~

ConfigurationsBackport

Available Versions

1.8.9-1.1release
MC 1.8.9forge
January 16, 2026
1.8.9-1.0release
MC 1.8.9forge
December 12, 2025

How to Install ConfigurationsBackport on Your Server

1

Order Server

Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).

2

Set forge Loader

In the panel under "Egg", select the forge loader and matching Minecraft version (1.8.9).

3

Install Mod

Open the mod browser in the dashboard and search for "ConfigurationsBackport". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

forge

Minecraft Versions

1.8.9

Server-side

~ Optional

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

ConfigurationsBackport server crashes on startup – what to do?

Most common cause: wrong forge version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (1.8.9). You can switch loaders with one click in the panel.

Is ConfigurationsBackport compatible with forge?

ConfigurationsBackport officially supports forge for Minecraft 1.8.9. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with ConfigurationsBackport – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if ConfigurationsBackport consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.

Rent Modded Server

Install ConfigurationsBackport with just one click on your server.

Recommended RAM
4 GBab €8/mo
Min. 3 GB | +1 GB pro 8 Spieler
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1-Click Mod Install
NVMe SSD Storage
DDoS Protection included

Details

License
MIT License
Server-side
Optional

Supported Versions

1.8.9