Release Notes - v1.0.0
Release Date: December 25, 2025
Minecraft Version: 1.21.10
Mod Loader: Fabric
๐ Initial Release
Welcome to the first official release of Advanced User Commands! This mod brings powerful client-side commands to enhance your Minecraft experience.
โจ Features
/copynbt Command
The flagship feature of this release - a sophisticated NBT copying tool that puts item data at your fingertips.
Core Functionality
- Instant NBT Copying: Copy NBT data from the item in your main hand directly to your clipboard
- SNBT Format Output: Data is formatted as String NBT, ready for use in commands
- Smart Confirmations: Automatic safety prompts for large NBT data (>5000 characters)
- Interactive UI: Click-to-confirm interface with
[โ ]and[โ]buttons
Copy Modes
Three flexible modes to suit different needs:
ALL Mode
- Copies complete item data with all components
- Perfect for exact item duplication
- Includes all metadata and properties
ESSENTIAL Mode
- Copies only the most important components:
- Damage/Durability
- Enchantments
- Custom Names
- Lore Text
- Unbreakable Status
- Repair Cost
- And other critical data
- Ideal for most common use cases
- Cleaner output with less clutter
CUSTOM Mode
- Fine-grained control over included components
- Choose from 20+ component categories:
- Damage & Durability
- Enchantments & Effects
- Display (Name, Lore, Colors)
- Container Contents (Bundles, Shulker Boxes)
- Potions & Food Properties
- Fireworks & Explosions
- Books & Written Content
- Maps & Decorations
- Tool & Armor Properties
- And many more...
- Perfect for specific data extraction needs
Configuration Options
- Include Empty Values: Toggle whether to include components with default/empty values
- Persistent Settings: Configuration saved between game sessions
- Per-Category Control: Enable/disable specific component categories in CUSTOM mode
ModMenu Integration
- Seamless integration with ModMenu for easy access
- In-game configuration screen with intuitive UI
- No need to edit config files manually
- Real-time settings updates
Subcommands
/copynbt- Main command to copy NBT data/copynbt confirm- Confirm a pending copy operation/copynbt cancel- Cancel a pending copy operation
๐ง Technical Details
Dependencies
Required:
- Fabric Loader 0.18.2+
- Fabric API 0.138.4+1.21.10
- Fabric Language Kotlin 1.13.6+kotlin.2.2.20
- Cloth Config 20.0.0+
- Java 21+
Optional:
- ModMenu 16.0.0-rc.2+ (for in-game configuration)
Performance
- Lightweight client-side mod
- Minimal performance impact
- Efficient clipboard handling
- Optimized NBT processing
Compatibility
- Client-side only: No server installation required
- Works on any Minecraft 1.21.10 server
- Compatible with most other client-side mods
- No known conflicts
๐ฆ Installation
- Install Fabric Loader for Minecraft 1.21.10
- Download and install required dependencies:
- Fabric API
- Fabric Language Kotlin
- Cloth Config
- ModMenu (optional but recommended)
- Place
advanced-user-commands-1.0.0.jarin your.minecraft/modsfolder - Launch Minecraft with the Fabric profile
๐ Usage Examples
Basic Usage
1. Hold an item in your main hand
2. Run /copynbt
3. Paste the NBT data wherever you need it
With /give Command
/copynbt (while holding a diamond sword)
โ Copies: minecraft:diamond_sword[damage=10,enchantments={levels:{"minecraft:sharpness":5}}]
/give @s minecraft:diamond_sword[damage=10,enchantments={levels:{"minecraft:sharpness":5}}]
โ Gives you an identical item
Large NBT Data
/copynbt (while holding a filled shulker box)
โ Shows: "โ Large NBT (8432 chars). Copy to clipboard? [โ
] [โ]"
โ Click [โ
] to confirm or [โ] to cancel
๐ฏ Use Cases
This mod is perfect for:
- Command Block Creators: Quickly grab item data for command blocks
- Datapack Developers: Extract item NBT for custom loot tables and recipes
- Server Operators: Copy items for configuration and testing
- Map Makers: Duplicate custom items for adventure maps
- Traders: Share exact item specifications
- Collectors: Document rare items with all their properties
๐ Known Issues
None at this time! If you encounter any bugs, please report them on GitHub.
๐ฎ What's Next?
This is just the beginning! Future updates will include:
- Additional utility commands for item and inventory management
- Enhanced data inspection and analysis tools
- More customization options
- Community-requested features
Stay tuned for updates!
๐ Credits
- Built with Fabric
- Configuration UI powered by Cloth Config
- ModMenu integration via ModMenu
- Developed with Fabric Language Kotlin
๐ License
This mod is licensed under the MIT License. See LICENSE for details.
Download: GitHub Releases
Issues & Suggestions: GitHub Issues
Source Code: GitHub Repository
Thank you for using Advanced User Commands! ๐