How do I install Cluster?

Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. Download the .jar. Put it in the .minecraft/mods folder and launch that loader profile. Opens on Modrinth — not every file is mirrored on our own servers.

What Minecraft version does Cluster work with?

The listing gives Minecraft 1.21, 1.21.1, 1.21.2, among others. This is the version stated by the author or source site, not something we verified ourselves.

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Cluster

Java mod listed for Minecraft 1.21. Downloads from the MC Java Mods app on Android.

by thor48 · on Modrinth

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Cluster is a convenient Minecraft plugin that automatically merges items of the same type lying on the ground. Items are combined into stacks of up to 64, keeping your world organized.

Features:

🔹 Automatic Clustering: Nearby items of the same type are merged.

🔹 Up to 64 per Stack: Prevents oversized item piles.

🔹 Performance-Friendly: Reduces lag caused by many items on the ground.

Quick facts

Edition: Minecraft Java
File type: .jar
Minecraft versions listed: 1.21, 1.21.1, 1.21.2
How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
Where to get it: Opens on Modrinth — not every file is mirrored on our own servers.

Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.

File checked by MCModsHub

Ships as Cluster4.6.3.jar — drop this file into the mods folder
Download size: 1.7 MB
Download link checked 13 Nov 2026 — working

These come from our own check of the pack file, not from the source page.

Explore more

All Mods for Java All Minecraft Java mods Java mods for 1.21