Description
This addon adds a special item that opens an interactive on-screen interface, allowing you to configure and execute building commands like /fill and /clone quickly and easily, without typing them manually.
How to Use
Hold the item in your hand and right-click to open the interface.
On mobile, just hold your finger on the screen.
Once the interface opens, you will see 3 options:
- Fill
- Clone
- Reset

How to Interact
Keyboard:
- W → Move up
- S → Move down
- D → Select
- A → Back
Mobile:
- Up → Move up
- Down → Move down
- Right → Select
- Left → Back
Tip: Using the arrow keys (D-Pad) is easier than a joystick.
Select an Option to Open a New Page
Fill Page:
Position 1 Position 2 Block Mode (replace, keep, destroy, outline, hollow) Block (only in replace mode)

Clone Page:
Position 1 Position 2 Destination Form (normal, force, move) Mode (replace, masked, filtered) Block (only in filtered mode)

Option Selection
Position:
Returns the coordinate of the block you are looking at.
If not looking at a block, it uses the player's current position.
Block:
Returns the ID of the block you are targeting.
If no block is targeted, it selects air.
Modes and Forms:
Cycle through options by selecting them.
Reset
The Reset option clears all settings from the menus.
Summary
- Simple and fast interface
- No need to type commands
- Works on PC, controller, and mobile
- Perfect for quick building
For more information, check out my YouTube channel.
There’s also a tutorial on how to use the BuilderX addon.








