MC Toolkit / Calculators / Stack & Redstone Calculators / Stack Calculator
Minecraft Stack Calculator
Convert an item count into full stacks, loose items and the slots they occupy, then into chests and shulker boxes. Uses the real Java 26.2 stack size for every item.
Maximum stack size
Auto uses the Java 26.2 value. Pick one by hand for a modded server or an older version.
Result
Storage capacity at this stack size
Total delay
Where it comes from
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