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



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?

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
How to Install Iron Furnaces on Your Server
Order Server
Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).
Set forge Loader
In the panel under "Egg", select the forge loader and matching Minecraft version (26.1.2).
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
Minecraft Versions
26.1.2, 1.21.1, 1.21 (+7 more)
Server-side
✓ RequiredRecommended 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.
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Rent Modded Server
Install Iron Furnaces with just one click on your server.