EasyBlockEditor

EasyBlockEditor is a building editor mod for Minecraft NeoForge 1.21.1, inspired by Litematica, developed with the LDLib2 framework.

It serves as both a building editor and a building management platform. The core concept: provide an in-game full-screen 3D UI editor, allowing players to design, edit, manage, and share buildings in a non-destructive way.

Features

3D UI Editor — Full-screen in-game editor with FlexBox layout, powered by LDLib2
Non-destructive Editing — Edit buildings virtually before applying to the real world
Multi-format Support — Compatible with .litematic, .schem (Sponge), .nbt (Vanilla Structure), .schematic (Schematica), and native .ebe format
Layer System — Organize buildings with layers (foundation, walls, roof, etc.)
Workgroup Collaboration — Real-time collaboration with permission management
Projection System — Preview buildings as holographic projections in the world
Printer Mode — Auto or manual block placement consuming player inventory
Version History — Full undo/redo with version snapshots
Material Statistics — Real-time material cost calculation
Block Heatmap — Visualize block type distribution with colors
NBT Editing — Full block entity NBT editing and filtering
Theming — Customizable UI themes via LSS stylesheets
i18n — Supports English and Chinese (中文)

Requirements

Minecraft 1.21.1
NeoForge 21.1.x
LDLib2 (required)

Installation

Download the latest release from Releases
Place the .jar file in your Minecraft mods/ directory
Launch the game

Usage

Use /ebe command or right-click the Architect Toolbox item to open the editor
Place schematic files in config/ebe/client/schematics/ for the editor to detect