Iron Furnaces

Iron Furnaces

Inspired by cpw's Iron Chests mod, adds a few different tiers of furnace.

by
9.0M Downloads
forgeneoforgestoragetechnology
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Screenshots

Iron Furnaces Screenshot 1
Iron Furnaces Screenshot 2
Iron Furnaces Screenshot 3

About this Mod

Maximize smelting efficiency with unparalleled speed, reconfigurable sides, augments for smoking and blasting, and much more.

Can you craft the Rainbow Furnace and unlock its POWER?

Rainbow Furnace

Got any questions? Read the Wiki!

Version Status

1.21.x: Active Development

Iron Furnaces should be compatible with most mods.

It has explicit compatibility with JEI and Project MMO.

The textures used from the Thermal Series are used with CoFH permission.

Change log: https://github.com/Qelifern/IronFurnacesNeoForge/blob/4.3.2/ifchangelog.txt

This mod is open source and licensed under the Apache License, Version 2.0. It may be modified and used in any project, subject to the terms of the license.

Available Versions

Iron Furnaces 4.4.2release
MC 26.1.2neoforge
June 25, 2026
Iron Furnaces 4.3.2release
MC 1.21.1neoforge
September 26, 2025
4.2.6release
MC 1.21, 1.21.1neoforge
October 3, 2024
Iron Furnaces 4.1.6release
MC 1.20, 1.20.1, 1.20.2, 1.20.3, 1.20.4forge
March 5, 2024
Iron Furnaces 4.1.5release
MC 1.20, 1.20.1, 1.20.2, 1.20.3, 1.20.4forge
March 4, 2024

How to Install Iron Furnaces 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 (26.1.2).

3

Install Mod

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

Compatibility

Mod Loaders

forgeneoforge

Minecraft Versions

26.1.2, 1.21.1, 1.21 (+7 more)

Server-side

Required

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

Iron Furnaces 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 (26.1.2). You can switch loaders with one click in the panel.

Is Iron Furnaces compatible with forge and neoforge?

Iron Furnaces officially supports forge, neoforge for Minecraft 26.1.2, 1.21.1, 1.21. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Iron Furnaces – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Iron Furnaces 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 Iron Furnaces with just one click on your server.

Recommended RAM
4 GBfrom €5.2/mo
Minimum 3 GB | per 8 players
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NVMe SSD Storage
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Details

License
Apache License 2.0
Server-side
Required

Supported Versions

26.1.21.21.11.211.20.61.20.51.20.41.20.31.20.21.20.11.20