JAOPCA

JAOPCA

Just A Ore Processing Compatibility Attempt

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About this Mod

Looking for translators!
If you are translating, you must also submit to the JAOPCA Material Localizations GitHub repository.

JAOPCA (Just A Ore Processing Compatibility Attempt) is a mod that aims to add ore processing compatibilty to many mods by dynamically adding items and recipes, and is inspired by AOBD (Another One Bites the Dust) by ganymedes01.

JAOPCA 1.13+ does not attempt to make ores that do not have tags be supported by JAOPCA, please use KubeJS, Open Loader, or Json Things to do this manually.

JAOPCA is not a mod that unifies materials, please use UniDict or Almost Unified.

Currently supported versions: 1.12.2-2.3, 1.16.5, 1.18.2, 1.19.2, 1.20.1, 1.21.1

Information for JAOPCA 1.12.2-2.3:

JAOPCA 2.3 for 1.12.2 is aimed to have less redundant items and being more user friendly, and requires WrapUp.

Supports:
AbyssalCraft
Advanced Rocketry
Applied Energistics 2
Buildcraft Ore Processing
Embers Rekindled
Ender IO
EssentialCraft 4 Unofficial
Foundry
FuturePack
HBM's Nuclear Tech Mod
IndustrialCraft 2 Experimental
Integrated Dynamics
Magneticraft
Mekanism
Minestrappolation 5
Powered Thingies
QMD
Railcraft
Static Power
TechReborn
Thaumcraft
Tinker's Construct

This mod also contains support for some mods that do not register their Ore Dictionary entries in the time/form JAOPCA expects.

Support for mods that register their OreDictionary not early enough or are inconsistent:
Advent of Ascension 3
Calculator
EvilCraft
Galacticraft
GalaxySpace
Mekanism
Quark
RFTools
TAIGA

Please let me know if you have a suggestion or if you want a mod to be supported.

Information for JAOPCA 1.16.5:

JAOPCA 3.4 for Minecraft Forge 1.16.5 is aimed to have less redundant items, being more user friendly, and supporting other customization mods.

Supports:
Advanced Rocketry
Applied Energistics 2
Assembly Line Machines
Astral Sorcery
Blood Magic
Create
Crossroads
Electrodynamics
Flux Machinery
FTB Industrial Contraptions
Futurepack
Immersive Engineering
Industrial Reborn
Integrated Dynamics
Mekanism
Occultism
Silent's Mechanisms
Thermal Expansion
Tinkers' Construct
Voluminous Energy
WTBW Machines

Please let me know if you have a suggestion or if you want a mod to be supported.

Information for JAOPCA 1.18.2:

JAOPCA 4.1 for Minecraft Forge 1.18.2 is aimed to have less redundant items, being more user friendly, and supporting other customization mods.

Supports:
Assembly Line Machines
Blood Magic
Create
Crossroads
Cyclic
Electrodynamics
Factorium
FTB Industrial Contraptions
Futurepack
Immersive Engineering
Industrial Reborn
Integrated Dynamics
LavaTech
Mekanism
NuclearCraft: Neoteric
Occultism
Thermal Expansion
Tinkers' Construct
Useful Machinery
Voluminous Energy

Please let me know if you have a suggestion or if you want a mod to be supported.

Information for JAOPCA 1.19.2:

JAOPCA 4.2 for Minecraft Forge 1.19.2 is aimed to have less redundant items, being more user friendly, and supporting other customization mods.

Supports:
Assembly Line Machines
Create
Crossroads
Cyclic
Electrodynamics
Energized Power
Factorium
FTB Industrial Contraptions
IC2 Classic
Immersive Engineering
Industrial Reborn
Integrated Dynamics
Mekanism
NuclearCraft: Neoteric
Occultism
Thermal Expansion
Useful Machinery
Voluminous Energy

Please let me know if you have a suggestion or if you want a mod to be supported.

Information for JAOPCA 1.20.1:

JAOPCA 4.4 for Minecraft Forge 1.20.1 is aimed to have less redundant items, being more user friendly, and supporting other customization mods.

Supports:
Blood Magic
Create
Crossroads
Cyclic
Electrodynamics
Embers Rekindled
Energized Power
Factorium
Immersive Engineering
Industrial Reborn
Integrated Dynamics
Mekanism
NuclearCraft: Neoteric
Occultism
Railcraft Reborn
Thermal Expansion
Theurgy
Useful Machinery
Voluminous Energy

Please let me know if you have a suggestion or if you want a mod to be supported.

Information for JAOPCA 1.21.1:

JAOPCA 5.0 for NeoForge 1.21.1 is aimed to have less redundant items, being more user friendly, and supporting other customization mods.

Supports:
Actually Additions
Create
Electrodynamics
Ender IO
Energized Power
Immersive Engineering
Integrated Dynamics
Mekanism
Modern Industrialization
Occultism
Oritech
Railcraft Reborn
Tech Reborn
Theurgy
Useful Machinery

Please let me know if you have a suggestion or if you want a mod to be supported.

Information for JAOPCA 1.7.10:

JAOPCA W.0 for 1.7.10 is an experimental project aimed to be a replacement for AOBD, supporting more mods and being more user friendly.

Supports:
AbyssalCraft
Applied Energistics 2
BuildCraft Additions
Electrical Age
Ender IO
Engineer's Toolbox
EssentialCraft 3
Factorization
Flaxbeard's Steam Power
Foundry
Gany's Nether
HBM's Nuclear Tech Mod
Hydraulicraft
IndustrialCraft 2 Experimental
Magneticraft
Mariculture
Mekanism
Railcraft
RandomAdditions
RotaryCraft
Tech Reborn
Thaumcraft
Tinker's Construct

This mod also contains support for some mods that do not register their Ore Dictionary entries in the time/form JAOPCA expects.

Support for mods that register their OreDictionary not early enough or are inconsistent:
Elysium
Galacticraft
GalaxySpace
Mekanism
ShinColle
Thermal Foundation
UniverseCraft

Please let me know if you have a suggestion or if you want a mod to be supported.

Thanks to:
RCXCrafter for textures
NobodyRocks for 1.12.2 German translation
AndreiTS for 1.12.2 Brazilian Portuguese translation
SoBinary for 1.12.2 Russian translation

Available Versions

1.21.1-5.0.13.22release
MC 1.21.1neoforge
June 5, 2026
1.21.1-5.0.13.21release
MC 1.21.1neoforge
March 10, 2026
1.21.1-5.0.12.20release
MC 1.21.1neoforge
December 11, 2025
1.12.2-2.3.14.38release
MC 1.12.2forge
October 19, 2025
1.21.1-5.0.12.19release
MC 1.21.1neoforge
September 7, 2025

How to Install JAOPCA 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 "JAOPCA". 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

JAOPCA 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 JAOPCA compatible with forge and neoforge?

JAOPCA 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 JAOPCA – how to optimize performance?

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

Recommended RAM
4 GBfrom €5.2/mo
Minimum 3 GB | per 8 players
Create Server Now
1-Click Mod Install
NVMe SSD Storage
DDoS Protection included

Details

License
MIT License
Server-side
Required

Supported Versions

26.1.21.21.11.211.20.41.20.11.19.21.18.21.16.51.12.21.7.10