Shulker's Super Simple Structure System
Ever wanted to populate your Minecraft world with custom buildings, ruins, or secret hideouts without wrestling with complex code? Shulker's Super Simple Structure System for Minecraft is the elegant solution you have been searching for. This Forge mod strips away the complexity of structure generation, letting you define new structures using straightforward JSON files. Whether you are a map maker, a server owner, or just a player who loves a personalized touch, this tool puts world-building power directly in your hands.
What Makes This Mod So Simple?
The core philosophy behind Shulker's Super Simple Structure System is right there in the name. Instead of requiring you to write Java code or learn a modding API, everything is driven by a pair of folders and a few JSON files. You place your structure's NBT file (created in-game using structure blocks) into one folder, and a corresponding JSON descriptor into another. The JSON lets you set the structure's name, the biomes where it can appear, how rare it is, and even how many blocks it sinks into the terrain. The mod reads these files on startup and seamlessly injects your creations into world generation.
Getting Started with Custom Structures
Before you dive in, it is important to understand the supported Minecraft versions. The mod was originally built for Forge on Minecraft 1.16.1, but due to a vanilla bug (MC-194811) that could corrupt worlds when structures were removed or renamed, it is strongly recommended to use version 1.16.4 or later. Forge 35.1.0 and above includes a fix for this issue, making the 1.16.4 build of the mod completely safe. If you are still on 1.16.1, always back up your worlds before making changes to your structure JSON files.
How to Install Shulker's Super Simple Structure System
Installing the mod is a breeze. First, ensure you have the correct version of Forge installed for Minecraft 1.16.4 (or 1.16.1 if you accept the risks). Then, download Shulker's Super Simple Structure System from its official CurseForge page. Place the downloaded JAR file into your mods folder. For a cleaner experience, create a dedicated game instance just for this mod—this prevents accidental world corruption if you decide to change your structures later. If you are using the foxygame.net launcher, you can skip the manual steps entirely; its one-click install feature pulls Shulker's Super Simple Structure System directly from the catalog and sets up a compatible profile automatically, so you are ready to build in seconds.
Setting Up Your Structure Folders
After installation, you need to create the required directory layout inside your Minecraft game folder. The mod looks for a folder named shulkerssupersimplestructuresystem, containing two subfolders: structurejsons and structureNBTs. You can download an example pack from the mod's files section to get started quickly. The example includes commented JSON files and a few NBT structures like a dangerous dirt hut, so you can see exactly how everything fits together.
Configuring Your Structures with JSON
The real magic happens in the JSON files. Each structure gets its own file, and you can define the following properties:
- structureName: A unique, lowercase name used by the /locate command. Once set, avoid changing it to prevent world corruption on older versions.
- seed: A large, unique number that ensures your structures do not generate on top of each other. Keep it under 2,147,483,647.
- biomes: An array of biome registry keys where the structure can spawn. You can list as many or as few as you like.
- spawnRate: The average distance in chunks between generation attempts. Higher numbers mean rarer structures.
- blockLevelsBelowGround: How many blocks to sink the structure into the terrain. Use negative values to raise it.
- fileName: The exact name of the NBT file in the structureNBTs folder, including the .nbt extension.
Because JSON does not support comments, the mod uses a clever workaround: any key starting with "comment" is ignored. This lets you document your settings directly inside the file. The example JSON is heavily annotated, making it easy to learn even if you have never touched a configuration file before.
Tips for a Smooth Experience
When you want to tweak your NBT files, you do not need to restart Minecraft completely—just return to the title screen and reload your world. The JSON files, however, are only read at launch. Always close your JSON editor before starting the game, as some programs lock the file and cause parsing errors. If you plan to share your creations with friends, simply zip up the shulkerssupersimplestructuresystem folder and have them place it in their own game directory. They will also need the mod installed, of course.
For those who enjoy adding loot, you can assign custom loot tables to chests inside your structures. Design the structure with a chest, then use commands to set its loot table before saving the NBT. This opens up endless possibilities for adventure maps and survival challenges.
Why Choose Shulker's Super Simple Structure System?
This mod fills a unique niche. It does not try to be a full world-gen overhaul; instead, it gives you a lightweight, focused tool for adding single-piece structures. The developer has hinted at future support for multi-piece structures, but even in its current state, it is remarkably powerful. The combination of in-game structure block design and external JSON configuration means you can iterate quickly without ever leaving the Minecraft ecosystem.
Whether you want to scatter ancient ruins across deserts, dot the oceans with shipwrecks, or hide secret bases in every forest, Shulker's Super Simple Structure System makes it happen with minimal fuss. The mod's name might be a mouthful, but using it is anything but complicated. Download Shulker's Super Simple Structure System today and start reshaping your world, one JSON file at a time.