JAOPCAGT

Just A Ore Processing Compatibility Attempt: GregTech

7.3K Downloads

forgeneoforgecursedtechnologyutility

About this Mod

JAOPCAGT (Just A Ore Processing Compatibility Attempt: GregTech) is a collection of addons to JAOPCA that adds ore processing compatibility to different versions of GregTech as multiple versions of GregTech exist for a single version of Minecraft.
Please make sure that you download the correct version of the mod for the version of GregTech that you are using.

List of JAOPCAGT 1.7.10 versions:

JAOPCAGT4 for GregTech 4
JAOPCAGT5 for GregTech 5 Unofficial
JAOPCAGT6 is not planned.

List of JAOPCAGT 1.12.2 versions:

JAOPCAGTCE for GregTech Community Edition
JAOPCAGTCEu for GregTech CE: Unofficial

List of JAOPCAGT 1.19.2 versions:

JAOPCAGTCEu for GregTechCEu Modern

List of JAOPCAGT 1.20.1 versions:

JAOPCAGTCEu for GregTechCEu Modern

Available Versions

GTCEu-1.20.1-2.1.2.10alpha

MC 1.20.1forge, neoforge

December 12, 2025

GTCEu-1.21.1-3.0.1.3alpha

MC 1.21.1neoforge

July 31, 2025

GTCEu-1.20.1-2.1.2.9alpha

MC 1.20.1forge, neoforge

July 31, 2025

GTCEu-1.21.1-3.0.0.2alpha

MC 1.21.1neoforge

March 10, 2025

GTCEu-1.20.1-2.1.1.8alpha

MC 1.20.1forge, neoforge

March 10, 2025

How to Install JAOPCAGT 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 (1.21.1).

Install Mod

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

Compatibility

Mod Loaders

forgeneoforge

Minecraft Versions

1.21.1, 1.21, 1.20.1 (+3 more)

Server-side

✓ Required

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

JAOPCAGT 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 (1.21.1). You can switch loaders with one click in the panel.

Is JAOPCAGT compatible with forge and neoforge?

JAOPCAGT officially supports forge, neoforge for Minecraft 1.21.1, 1.21, 1.20.1. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with JAOPCAGT – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if JAOPCAGT 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.