Katamari: Roll Up Blocks and Grow in Minecraft

Download Katamari for Minecraft to roll up blocks, grow a giant ball, and reshape the world. A must-have physics add-on for creative chaos!

Download katamariio fabric for Minecraft 26.2, 26.1.2, 1.21.11, 1.21.1, 1.20.1

Original name: katamariio fabric

Minecraft: 1.20.1, 1.21.1, 1.21.11, 26.1.2, 26.2

Loaders: Fabric, Forge, NeoForge

FileVersionLoaderSize
katamariio-fabric-1.20.1-1.0.1.jar1.20.1Fabric1.9 МБDownload
katamariio-fabric-1.21.1-1.0.1.jar1.21.1Fabric1.9 МБDownload
katamariio-fabric-1.21.11-1.0.1.jar1.21.11Fabric1.9 МБDownload
katamariio-fabric-26.1.2-1.0.1.jar26.1.2Fabric1.9 МБDownload
katamariio-fabric-26.2-1.0.1.jar26.2Fabric1.9 МБDownload
katamariio-forge-1.20.1-1.0.1.jar1.20.1Forge1.9 МБDownload
KatamariIO-forge-1.21.1-1.0.1.jar1.21.1Forge1.9 МБDownload
katamariio-forge-1.21.11-1.0.1.jar1.21.11Forge1.9 МБDownload
katamariio-neoforge-1.21.1-1.0.1.jar1.21.1NeoForge1.9 МБDownload
katamariio-neoforge-1.21.11-1.0.1.jar1.21.11NeoForge1.9 МБDownload
katamariio-neoforge-26.1.2-1.0.1.jar26.1.2NeoForge1.9 МБDownload
katamariio-neoforge-26.2-1.0.1.jar26.2NeoForge1.9 МБDownload

Katamari

Ever dreamed of rolling the entire world into one giant, sticky ball? The Katamari add-on brings that bizarre, delightful fantasy straight into Minecraft. Inspired by the classic rolling-ball games, this mod lets you control a sphere that absorbs nearby blocks and grows in size as you roll across the terrain. It is chaotic, hilarious, and surprisingly addictive once you start picking up speed.

What Does the Katamari Add-On Do?

At its core, Katamari turns your player into a living wrecking ball. As you move, the ball collects blocks that touch it, adding them to its surface and increasing its overall size. The bigger you get, the more you can swallow, which opens up a satisfying loop of growth and destruction. Whether you want to flatten a village or simply tidy up a messy build, this add-on delivers a unique sandbox experience.

The system is driven by commands, so it works best for operators, map makers, and players who enjoy tinkering. Everything runs through a permission level 2 (OP) command structure, giving you precise control over how the ball behaves.

Core Commands You Need to Know

  • /katamari size <targets> <value> — Sets the collision size for target players. Values range from 0.01 up to 20.0.
  • /katamari size <target> — Shows the current size of a target.
  • /katamari restitution <targets> <value> — Adjusts the restitution coefficient, from 0.01 to 1.2, controlling how bouncy the ball feels.
  • /katamari restitution <target> — Displays the current restitution value.
  • /katamari ball <targets> <enabled> — Turns ball mode on or off for chosen players.
  • /katamari resetBlocks <targets> — Clears attached blocks and resets collision and render size to the default ball size, currently 2.0.

Advanced NBT Data

For players who love digging into raw data, the add-on exposes useful NBT values. You can run /data get entity @s SPM_BlockCount to check how many blocks are currently stuck to your ball, or /data get entity @s SPM_Size to read its precise size value. These are handy for debugging or for building command-block contraptions that react to your rolling progress.

Supported Versions and Loaders

The Katamari add-on is built for modern Minecraft, and it works across several recent releases. It is designed for the Fabric loader, so you will need Fabric installed before adding it to your game. Compatibility generally tracks the latest stable Minecraft versions, meaning you can enjoy rolling chaos on up-to-date worlds without waiting long for updates. Always check the specific version listed on the download page to make sure it matches your game build.

If you would rather skip the manual setup, the foxygame.net launcher makes life easier by offering Katamari directly in its add-on catalog, so you can browse, install, and keep it updated without juggling separate files or folders.

How to Install Katamari for Minecraft

Getting started is straightforward once you have the right tools in place. Follow these steps to bring the rolling ball into your world.

  • Install the Fabric loader for your Minecraft version if you have not already.
  • Download the Fabric API, which many mods depend on.
  • Download Katamari from a trusted source and place the file in your mods folder.
  • Launch Minecraft using the Fabric profile and confirm the mod loads correctly.
  • Enter a world, grant yourself OP, and start experimenting with the commands.

Once installed, try a simple test: enable ball mode, roll into a few blocks, and watch your size grow. From there, tweak the restitution to make your ball bouncier or crank up the size for maximum destruction.

Tips for Rolling Like a Pro

Start small. A low restitution keeps your ball stable and easy to steer, which is ideal when you are learning the controls. As you gain confidence, raise the value for a wilder, more unpredictable ride. Keep an eye on your block count using the NBT command so you know exactly how much mass you are carrying. And remember, resetBlocks is your friend when you want a clean slate without restarting the whole game.

Final Thoughts

The Katamari add-on captures a wonderfully absurd idea and makes it playable inside Minecraft. It rewards curiosity, encourages experimentation, and turns ordinary terrain into a playground of growth and destruction. Whether you are a map maker crafting a custom challenge or just someone who wants to roll a giant ball through the countryside, this mod offers hours of creative fun. Grab it, install it, and see how big you can grow.