ModsJava
Bigger Stacks(Unofficial)
Java mod listed for Minecraft 1.21. File opened and checked on 28 Sep 2026; downloads from the MC Java Mods app on Android.
Raises the max stack size for almost every item and lets you fine-tune global and per-item caps (including totems, potions, enchanted books, tags, and…
⬇ Download on ModrinthBigger Stacks (Unofficial)
NeoForge 1.21.1 fork that raises the stack size for almost every item. Global caps live in biggerstacks-rules.xml, and one-off overrides (totems, potions, enchanted books, etc.) are described in biggerstacks-template-overrides.json.
How to use
- Place the jar in both client and server
mods/folders. - Run
/biggerstacks quicksetupin-game to tweak the three preset categories, or editrun/config/biggerstacks-rules.xmlmanually if you prefer plain XML. - To stack normally unstackable items (Totem of Undying, custom items, tags), add entries inside
biggerstacks-template-overrides.json.
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.21.1
- 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 biggerstacks-unofficial-1.21.1-1.0.2.jar — drop this file into the mods folder
- Download size: 2.2 MB
- Download link checked 10 Oct 2026 — working
These come from our own check of the pack file, not from the source page.