ModsJava
Item Alchemy Expansion Mod (26.2, 1.20.1) – Safely Transmute Any Modded Item
Java mod listed for Minecraft 1.20. Downloads from the MC Java Mods app on Android.
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Item Alchemy Expansion Mod extends Item Alchemy with full NBT item tracking and shulker box storage. It stops potions from losing their custom effects and turning into uncraftable items when stored inside the Transmutation Table. The mod also lets you place entire filled shulker boxes into the table while calculating total EMC values correctly. Players can manage prices directly in game with simple key presses.
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Features:
- Places entire shulker boxes into the Transmutation Table while calculating their total EMC cost from the items inside.
- Holding Shift over a shulker box opens a clean 9×3 preview grid showing stored items and values.
- Lets you move through the preview box using WASD or arrow keys to inspect names and prices.
- Preserves custom NBT tags on enchanted books, named tools, and potion bottles without losing their data.
- Fixes vanilla potions so they keep their effects instead of turning into uncraftable potions upon retrieval.
- Pressing K while holding any item opens an in-game menu to set EMC prices for single worlds or globally.
- Calculates EMC values for unpriced items by checking their crafting and smelting ingredients across installed mods.
- Adds helper blocks including the Card Forge, EMC Decomposer, and EMC Fabricator for item management.
Commands:
/itemalchemy-expansion reprice: opens the recipe auto-pricing dialog again to recalculate prices for unassigned items.
How to Use:
- Put a filled shulker box into your Transmutation Table to store it or pull it back out with all items intact.
- Hold Shift while hovering your cursor over a shulker box to view inside contents.
- Hold an item in your main hand and press K to open the custom EMC editor.
- Use the mod settings screen to turn on experimental recipe auto-pricing if you want unpriced craftables to get values automatically.
Screenshots:



Item Alchemy Expansion Mod Download Links
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.20.1
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: In MC Java Mods, or directly above on this page.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
File checked by MCModsHub
- Downloads as 528659.mcaddon
- Download size: 334 KB
- Download link checked 18 Oct 2026 — working
- Mirrored on our own servers — the download does not depend on the original host
These come from our own check of the pack file, not from the source page.