Zero CORE 2 in All the Mons

All the Mons 1.3.0 ships version 1.21.1-2.4.21 · First seen in 0.3.0-beta

Checked Sep 18, 2026All the Mons 1.3.0Sources: All the Mons 1.3.0 modlist.json

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Also in 2 other packs →

Zero CORE 2 is a mod in All the Mons 1.3.0, where it is version 1.21.1-2.4.21. Utility mod and multiblock API (Summary from the mod's Modrinth page.)

Zero CORE 2 guide for All the Mons

Written for All the Mons 1.3.0 · also fits 0.3.0-beta to 1.2.0 · updated Oct 15, 2026

Last verified for All the Mons v1.3.0 on Oct 15, 2026 · text last changed Oct 15, 2026

Also applies to:All the Mods 10 0.41 to 8.3All the Mods 10: To the Sky 1.0 to 2.1.0

Sections
4
Items named
1

2 sections are written for this pack; 2 are shared from another pack's guide.

Every recipe and number here was checked against All the Mons 1.3.0, read from the running game on Sep 18, 2026.

What is Zero CORE 2?

Same as in the All the Mods 10 8.1 guide

Zero CORE 2 is in the pack at version 1.21.1-2.4.21. It has been in the pack since version 2.25 or earlier, so it's a long-standing part of the mod list.[1]

The only thing the pack's in-game guide documents for it is its GUI framework, which supports themes. A theme sets the colours of GUI elements like control backgrounds, enabled and disabled text, button borders and gradients, text fields, the text caret and GUI titles.[2]

Themes are loaded by a mod from a JSON file. Texture pack and mod pack authors can override that theme file. Every value is required and is written as an RGBA colour in a hexadecimal string, such as "868686FF".[2]

So this is not a mod you build a base around. If you're a player, there's nothing to craft or unlock here. It's mainly relevant if you're a pack or texture author who wants to change how GUIs look.[2]

Unverified The sources don't show any quests that involve this mod, and they don't place it on the ATM Star path. Which other mods rely on it, and what else it adds, is also unconfirmed.

How do you get started with Zero CORE 2?

3 parts

Zero CORE 2 is a library mod. Other mods use it to build their screens and machine controls, so it has no crafting chain to work through. The first thing to learn is how to recognise what it adds to your game.[3][4]

Step 1: Know the Debug Tool

The one item in the sources is the Debug Tool. Right-click a block with it to show debug info about that block. That is handy when a machine from a mod built on Zero CORE isn't behaving and you want to see what it is doing.[4]

By default the queries run on the server side. The tool's tooltip also mentions an option to query on the client side. The sources don't say how you switch to it, so check the tooltip in game.[4]

Unverified How to obtain the Debug Tool in this pack is not confirmed. No in-pack recipe for it was available, so there is no recipe block here.

Step 2: Read the common GUI controls

Machines built on Zero CORE share the same controls, so learning them once helps across several mods. The energy bar is labelled Internal Energy Buffer and shows the stored amount, the capacity and a percentage full. The fluid bar shows its contents in the same way.[4]

Redstone settings use a shared set of options too. A sensor can have its signal direction set to input or output. Its behaviour can be one of these: active while above, below or between values, set from signal, set from signal level, set on pulse, toggle on pulse, perform on pulse, increase on pulse or decrease on pulse. If you enter a maximum that isn't greater than the minimum, the screen warns you.[4]

Step 3: Know that the GUI colours can change

Zero CORE's GUI framework supports themes. A theme sets the colours of things like control backgrounds, text, button states, text fields and GUI titles. A mod loads a theme from a JSON file, and texture or resource pack authors can override it. If a machine screen looks different from what you expect, a theme override is a likely cause.[3]

Every theme value is required and is an RGBA colour written as a hexadecimal string, for example "868686FF".[3]

Tip: If you use JEI, remember that one Zero CORE feature needs it. The mod shows a message saying JEI must be installed to use that feature.[4]

How does Zero CORE 2 work?

5 parts

Zero CORE 2 is a support mod, and the sources for this pack only cover what it shows on screen: shared GUI controls, redstone sensor settings, a debug tool and a colour theme system. They don't explain specific machines, multiblocks or automation setups, so this section sticks to what is confirmed.[3][4]

Energy and fluid bars

Machines that use the mod's GUI framework show their power on an energy bar labelled "Internal Energy Buffer". Hover over it and the tooltip gives the stored amount, the total capacity and how full the buffer is as a percentage.[4]

The fluid bar works the same way. Its tooltip shows the stored amount, the capacity and a percentage full. An empty tank is labelled "Empty".[4]

Redstone sensor settings

The mod's GUI has a shared redstone sensor control. You first choose the signal direction, either input or output. Then you pick a behavior for it.[4]

  • Active while above, active while below and active while between: the sensor is active depending on where the value sits against your set limits.[4]
  • Set from signal and set from signal level: the value follows the redstone signal that comes in.[4]
  • Set on pulse, increase on pulse, decrease on pulse, toggle on pulse and perform on pulse: a redstone pulse triggers the change.[4]
Tip: If you set a minimum and maximum, the maximum has to be greater than the minimum. Otherwise the GUI shows a validation error and won't accept the values.[4]

I/O port screen

Some blocks have an I/O port screen with an "Operational mode:" setting. The sources don't list the available modes or say which blocks use this screen, so check it in-game.[4]

Debug Tool

The Debug Tool shows debug info for a block when you right-click it. Queries run on the server side by default, and the tooltip also mentions an option to query on the client side. The sources don't say how to switch between the two.[4]

GUI themes

The GUI framework supports themes that set the colours of GUI elements. A mod loads a theme from a JSON file, and texture pack or mod pack authors can override that file. Every value is required and is an RGBA colour written as a hexadecimal string.[3]

A theme sets colours for control backgrounds, enabled and disabled text, dark outlines, the GUI title, the text field caret, and the backgrounds and borders of text fields and buttons. Buttons have separate colour sets for the normal, disabled, active and highlighted states.[3]

Button and text field backgrounds are drawn as a gradient from a light colour to a dark colour. If both colours are the same, a flat background is drawn instead. Button and text field borders have light and dark sections, which gives the 3D look.[3]

Unverified How specific machines, multiblocks, power transfer, fluid handling and item automation work with Zero CORE 2 in this pack is not covered by the available sources.

How do you progress through Zero CORE 2?

Same as in the All the Mods 10 8.1 guide

This section is short on purpose. The only material available for this mod describes its GUI framework, not a progression path or tiers. There's nothing here to build a tier-by-tier breakdown from.[2]

What the guide does cover is GUI themes. A mod can load a theme from a JSON file, and texture or mod pack authors can override that file. Each theme value is an RGBA colour written as a hexadecimal string, and all values are required.[2]

Unverified Quests, crafting recipes and tiers for this mod in this pack could not be confirmed from the available sources, so no progression path is described here.

Sources

  1. All the Mods 10 8.1 mod list · pack file
  2. In-game guide: assets/zerocore/GUI Theme file.md (zerocore) · official docs
  3. In-game guide: assets/zerocore/GUI Theme file.md (zerocore) · official docs
  4. zerocore names, screen text and descriptions (English lang file) · official mod data
Where this guide comes from

Written from what All the Mons itself ships: its files and recipes, the in-game guidebooks and the mods' own pages. Every statement links to the source it came from, and the numbers are checked against the pack before publishing.

Guide last verified Oct 15, 2026.

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Version in each release

28 releases, first in 0.3.0-beta
All the MonsVersionJarWhere it came from
1.3.0
Sep 6, 2026
1.21.1-2.4.21ZeroCore2-1.21.1-2.4.21.jarFrom the published release
1.2.0
Aug 3, 2026
1.21.1-2.4.21ZeroCore2-1.21.1-2.4.21.jarFrom the published release
1.1.1
Jul 14, 2026
1.21.1-2.4.21ZeroCore2-1.21.1-2.4.21.jarFrom the published release
1.1.0
Jul 14, 2026
1.21.1-2.4.21ZeroCore2-1.21.1-2.4.21.jarFrom the published release
1.0.1
Jul 2, 2026
1.21.1-2.4.21ZeroCore2-1.21.1-2.4.21.jarFrom the published release
1.0.0
Jul 2, 2026
1.21.1-2.4.21ZeroCore2-1.21.1-2.4.21.jarFrom the published release
1.0.0-rc.7
Jun 14, 2026
1.21.1-2.4.21ZeroCore2-1.21.1-2.4.21.jarFrom the published release
1.0.0-rc.6
May 20, 2026
1.21.1-2.4.21ZeroCore2-1.21.1-2.4.21.jarFrom the published release
1.0.0-rc.5
May 14, 2026
1.21.1-2.4.21ZeroCore2-1.21.1-2.4.21.jarFrom the published release
1.0.0-rc.4
Apr 21, 2026
1.21.1-2.4.21ZeroCore2-1.21.1-2.4.21.jarFrom the published release
1.0.0-rc.2
Apr 19, 2026
1.21.1-2.4.21ZeroCore2-1.21.1-2.4.21.jarFrom the published release
1.0.0-rc.1
Apr 18, 2026
1.21.1-2.4.21ZeroCore2-1.21.1-2.4.21.jarFrom the published release
0.18.0-beta
Apr 8, 2026
1.21.1-2.4.21ZeroCore2-1.21.1-2.4.21.jarFrom the published release
0.17.0-beta
Apr 7, 2026
1.21.1-2.4.21ZeroCore2-1.21.1-2.4.21.jarFrom the published release
0.16.0-beta
Apr 5, 2026
1.21.1-2.4.21ZeroCore2-1.21.1-2.4.21.jarFrom the published release
0.15.0-beta
Apr 2, 2026
1.21.1-2.4.21ZeroCore2-1.21.1-2.4.21.jarFrom the published release
0.14.1-beta
Mar 31, 2026
1.21.1-2.4.21ZeroCore2-1.21.1-2.4.21.jarFrom the published release
0.14.0-beta
Mar 18, 2026
1.21.1-2.4.21ZeroCore2-1.21.1-2.4.21.jarFrom the published release
0.13.0-beta
Mar 18, 2026
1.21.1-2.4.21ZeroCore2-1.21.1-2.4.21.jarFrom the published release
0.12.0-beta
Mar 6, 2026
1.21.1-2.4.21ZeroCore2-1.21.1-2.4.21.jarFrom the published release
0.11.0-beta
Feb 24, 2026
1.21.1-2.4.21ZeroCore2-1.21.1-2.4.21.jarFrom the published release
0.10.0-beta
Feb 6, 2026
1.21.1-2.4.21ZeroCore2-1.21.1-2.4.21.jarFrom the published release
0.9.0-beta
Jan 30, 2026
1.21.1-2.4.21ZeroCore2-1.21.1-2.4.21.jarFrom the published release
0.8.0-beta
Jan 30, 2026
1.21.1-2.4.21ZeroCore2-1.21.1-2.4.21.jarFrom the published release
0.7.0-beta
Jan 29, 2026
1.21.1-2.4.21ZeroCore2-1.21.1-2.4.21.jarFrom the published release
0.6.0-beta
Jan 26, 2026
1.21.1-2.4.21ZeroCore2-1.21.1-2.4.21.jarFrom the published release
0.4.0-beta
Jan 25, 2026
1.21.1-2.4.21ZeroCore2-1.21.1-2.4.21.jarFrom the published release
0.3.0-beta
Jan 22, 2026
1.21.1-2.4.21ZeroCore2-1.21.1-2.4.21.jarFrom the published release

"From pack files" means the list came from the pack's own files; "from the published release" means ForgeBase read the jars of the release itself.

Items and blocks

1 items from the 1.3.0 recipe dump.

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