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MrTJPCore Mod for Minecraft 1.12.2

Miscellaneous utilities for all my mods

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Updated
Updated 17.10.2026
  • 1.12.2

About the MrTJPCore mod

A collection of various utilities that make my life easier when it comes to making different mods.

It is still very rudimentary, but there are a few things in hear that would eventually help people out.

But until then, it is meant to be used by me only..

How to install MrTJPCore

With Millida Launcher

  1. Install Millida Launcher

    The launcher is free: download it at millida.net/launcher and sign in with any nickname.

  2. Click “Install” on this page

    The launcher opens and installs the mod for Minecraft 1.12.2 automatically.

  3. Launch the game

    A profile with it appears in the launcher: click “Play”.

Manually

  1. Download the file for your version

    In the version list above, pick the file MrTJPCore-1.12.2-2.1.4.43-universal.jar (785 KB) for your game version.

  2. Put it in the mods folder

    The folder is inside .minecraft (Windows: %appdata%\.minecraft\mods). If it does not exist, create it.

  3. Launch the loader profile

    Open “Mods” in the main menu: MrTJPCore should be in the list.

Minecraft 1.12.2 runs on Java 8: with a different Java version the game may close right after launch.

Versions

With dependencies

MinecraftLoaderFileDateActions
1.12.2—MrTJPCore-1.12.2-2.1.4.43-universal.jar785 KB

FAQ

Which Minecraft versions does MrTJPCore work on?

Only Minecraft 1.12.2: there are no files for other versions.

Which Java does MrTJPCore need?

Minecraft 1.12.2 runs on Java 8. If the game closes right after launch, the usual cause is the wrong Java version in the profile settings.

Where can I download MrTJPCore safely?

On this page: the file MrTJPCore-1.12.2-2.1.4.43-universal.jar (785 KB) is stored on Millida’s server, with no link shorteners. SHA-1 checksum: 981382e6c623e8fe68cee07c8ee1f6f2c77b94dd.

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