Effortless Structure Mod (1.21.1, 1.20.1) – 13 Unique Build Modes
Effortless Structure Mod (1.21.1, 1.20.1) makes building in Minecraft easy and fun, with special tools for placing and breaking blocks. Players can choose from 13 different build modes, such as creating lines, walls, floors, and even pyramids. The mod also includes a randomizer for placing random blocks and a clipboard feature to copy and paste structures between worlds. It works perfectly with vanilla Minecraft, so no new items are needed.
![]()
Features:
- Fully compatible with vanilla Minecraft.
- 13 unique build modes for various shapes and designs.
- Item randomizer for random block placement.
- Clipboard feature to copy and paste structures.
- Undo/Redo options for easy corrections.
- Pattern transformers for complex designs like mirrored and circular builds.
How to use:
- Hold LEFT_ALT/LEFT_OPTION key to open Build Mode Radial. You can switch build modes to create different structures. There are buttons for Undo/Redo, Replace, Settings, Pattern and Clipboard on the left side.
- Click ATTACK/DESTROY key to start destroying blocks.
- Click USE_ITEM/PLACE_BLOCK key to start placing/interacting blocks.
- Click LEFT_BRACKET key to perform Undo. You can undo your last build operation.
- Click RIGHT_BRACKET key to perform Redo. You can redo your last build operation.
Build Modes
- Build modes are the basic shapes you need to choose when creating a structure. There are currently 13 different types of shapes. Each one has unique features like hollow or filled.
- Disable: Place in the vanilla way.
- Single: Place with increased reach distance.
- Line: Place a line in any of the three axes.
- Wall: Place a wall in X or Z axis.
- Floor: Place a floor in Y axis.
- Diagonal Line: Place a line at any angle.
- Diagonal Wall: Place a wall at any angle.
- Slope Floor: Place a sloped floor at any angle.
- Cube: Place a cube.
- Circle: Place a circle shape in any of the three axes.
- Cylinder: Place a cylindrical shape in any of the three axes.
- Sphere: Place a sphere made of blocks.
- Pyramid: Place a pyramid made of blocks.
- Cone: Place a cone made of blocks.
Replace
- You can choose how to replace blocks when placing new blocks.
- Disable: Replace air and replaceable blocks like grass only when placing new blocks.
- Blocks and Air: Replace air and blocks that can be destroyed by tools when placing new blocks.
- Blocks Only: Replace blocks that can be destroyed by tools only when placing new blocks.
- Offhand Only: Replace blocks that holding in your offhand only when placing new blocks.
Pattern
- You can create complex shapes by combining different transformers. You can use a mirror to create a mirrored copy of a wall shape, or use an item randomizer to create a wall of random blocks. There are currently 4 types of transformers.
- Mirror: Mirrors blocks and entities for even and uneven builds.
- Array: Copies blocks and entities in a specific direction for a specified number of times.
- Radial: Places blocks and entities in a circular pattern around a central point. The circle can be divided into sections, and each section will contain a copy of the block placements.
- Item Randomizer: Randomizes the placement of blocks.
Clipboard
- You can use clipboard to transfer structures between worlds by copying and pasting blocks.
Screenshots:
















Requires:
Minecraft Forge, Fabric API, Fabric Loader, Quilt Installer, NeoForge Installer
How to install:
Click the following link to view details: How to Install Mods for Minecraft Java Edition on PC: A Beginner Guide
Effortless Structure Mod (1.21.1, 1.20.1) Download Links
For Minecraft 1.17.1
Forge/Fabric/Quilt Version: Download from Server 1 – Download from Server 2
For Minecraft 1.18.2
Forge/Fabric/Quilt Version: Download from Server 1 – Download from Server 2
For Minecraft 1.19.2
Forge/Fabric/Quilt Version: Download from Server 1 – Download from Server 2
For Minecraft 1.19.4
Forge/Fabric/Quilt Version: Download from Server 1 – Download from Server 2
For Minecraft 1.20.1, 1.20
Forge/Fabric/Quilt Version: Download from Server 1 – Download from Server 2
For Minecraft 1.20.2
Forge/Fabric/Quilt/NeoForge Version: Download from Server 1 – Download from Server 2
For Minecraft 1.20.4
Forge/Fabric/Quilt/NeoForge Version: Download from Server 1 – Download from Server 2
For Minecraft 1.20.6
Forge/Fabric/Quilt/NeoForge Version: Download from Server 1 – Download from Server 2
For Minecraft 1.21.1, 1.21
Forge/Fabric/Quilt/NeoForge Version: Download from Server 1 – Download from Server 2
For Minecraft 1.21.3
Forge/Fabric/Quilt/NeoForge Version: Download from Server 1 – Download from Server 2
0
September 27, 2025