
Bigger Stack Size
Stack size of 64 for all items!
About this Mod
All items are stackable by default to 64, they get updated once they're in your inventory
All items that are normally stackable up to 1 or 16 are now stackable up to 64
Config
/trigger bigger_stack_size.config
If disabled in the config, all items will reset when you split them up in your inventory
To choose what items are stackable
Edit this file:
datapack/bigger_stack_size/tags/item/stackable.json
To make certain items temporarily unstackable, e.g. for an item sorter:
Name the item "unstackable" with an anvil
To update items from a version below 1.21.6
/trigger bigger_stack_size.update_items
Updates every item in your inventory, make sure to not have items that have custom data you don't want to loose (e.g. from other datapacks)
Showcase
Stackable Items
- Armor stands
- Banner patterns
- Banners
- Beds
- Boats
- Cake
- Chest boats
- Discs
- Empty buckets
- Empty shulker boxes
- Eggs
- Ender pearls
- (Enchanted Books) [next update]
- Honey bottles
- Hanging signs
- Lingering Potions
- Minecarts
- Potions
- Saddles
- Signs
- Snowballs
- Splash Potions
- Stews
- Totems of Undying
- Spyglasses
- Writable books
- Goat Horns
- Horse armor
--> All of them are stackable up to 64
Available Versions
How to Install Bigger Stack Size on Your Server
Order Server
Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).
Set datapack Loader
In the panel under "Egg", select the datapack loader and matching Minecraft version (26.3).
Install Mod
Open the mod browser in the dashboard and search for "Bigger Stack Size". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
26.3, 26.2, 26.1.2 (+17 more)
Server-side
✓ RequiredRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
Bigger Stack Size server crashes on startup – what to do?
Most common cause: wrong datapack version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (26.3). You can switch loaders with one click in the panel.
Is Bigger Stack Size compatible with datapack and fabric and forge and neoforge and quilt?
Bigger Stack Size officially supports datapack, fabric, forge, neoforge, quilt for Minecraft 26.3, 26.2, 26.1.2. Note: Forge and Fabric mods are NOT cross-compatible – pick one loader and stick with it. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with Bigger Stack Size – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Bigger Stack Size consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.
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