StructSaver
Save, manage and place Minecraft structures with ghost previews, rotation, mirroring and NBT support.
- Loaders
- Fabric
- Downloads on Modrinth
- 189
- Followers on Modrinth
- 1
- version
- 1
- Updated
- June 24, 2026Jun 24
- Published
- in 2026
At a glance
Needed both in the game and on the server
Struct Saver
StructSaver is a Fabric mod for Minecraft 1.21.5 which lets you save, load and place structures on the fly in-game.
Whether it's colossal cities, complicated redstone creations or smaller decorative buildings, StructSaver provides a simple solution to quickly get hold of reusable structure templates and then place those structures with the aid of intuitive placement previews.
Features
Selection
Uses the wooden hoe for selections
Instant two-click corner selection
Optional single block selection
Colorful placement outlines (8 presettings)
Multiplayer synchronization
- Ghost preview of placed structures
Structure Library
- Give your saved structures your own custom names
- Uses JSON for storage of your structures
- Searchable library of your saved structures
Creation date of your structures
Rename structures
- Delete structures via a warning prompt
- Warns if you try to overwrite a structure that you already have
Placement
Real-time ghost preview
- Green outline is for valid placements, red for blocking structures
- Placements are center based on the target block
- Support for rotation of placed structures
- Support for mirroring placed structures
- Left-click to place structures instantly
NBT Support
- Exports to the standard Minecraft NBT file format
- Imports external structures from NBT format
- Easily share structures between world's or even machines
Settings
- Access the settings menu with F6
- Enable/disable area selection or single block selection
- Choose your selection color (8 presettings)
- Works nicely together with Mod Menu
Multiplayer support
StructSaver has support for multiplayer functionality:
- Server side storage of structure library
- Client side rendering of preview/ghost structures
- network synchronization support for saving, loading, renameing, deleting and placing of structures.
Requirements
Minecraft 1.21.5
Fabric Loader
Fabric API
- Java 25
Controls
| Key | Action |
|---|---|
| R | Rotate clockwise |
| T | Rotate counter-clockwise |
| F | Mirror X-axis |
| G | Mirror Z-axis |
| F6 | Open settings |
Notes
- Placing of structures is limited to the creative and spectator modes.
- Supported the official Minecraft NBT structure format.
FAQ
How to install StructSaver?
Install Fabric for your Minecraft version, download StructSaver for the same version and loader, put the file into the mods folder and launch the game with the loader profile.
Which Minecraft versions does StructSaver support?
StructSaver has builds for Minecraft 26.2.
Is StructSaver needed on the server?
Needed in the game and on the server
