CubeUI (Library)

Last Update:

• Version: 0.1.0 – beta
• Date: 2025-12-29
• Highlights: Added Theme Engine; implemented 9-slice rendering system; added essential widgets; implemented debug overlay.
• Status: first beta

CubeUI is a lightweight, modular UI Library for Minecraft Forge. It provides a robust framework for creating complex, scalable user interfaces with built-in theming support and high-performance rendering helpers. Designed to make modding UIs easier and more consistent.

Features

• Advanced Theming System: A centralized ThemeManager allows hot-swapping textures and styles for all registered widgets.
• Smart Rendering: Built-in 9-slice (panels) and 3-slice (buttons/fields) rendering support. No more stretched textures.
• Essential Widgets: Includes a collection of standard, themable widgets ready for immediate implementation.
• Debug Tools: Includes a built-in debug overlay for developers (Press Ctrl + Shift + U).
• Vanilla Friendly: The default theme mimics the vanilla aesthetic perfectly but can be fully customized.

Usage

Full documentation and implementation examples are available on the wiki (click the Documentation badge above).

To access the developer debug menu in-game, use: CTRL + SHIFT + U

Requirements

• Minecraft: Forge 1.20.1+ (Check file versions)
• Loader: Forge Only
• Dependencies: None (Standalone Library)

License

MIT – free to use in your own projects, modpacks, and addons.