Are there any mods to increase stack size in Valheim?

Short answer

Yes. Stack-size mods raise how many of an item fit in one slot, so the same haul takes fewer slots — fewer trips, tidier chests, and less inventory Tetris.

Mods that do this

ItemStacks

mtnewton
Likely abandoned

Increases item stack size and reduces item weight. Configurable

310K Downloads
Actively maintained

Automatically store and deposit items from your inventory or ground into nearby chests and containers. Chest management, hotkey support, quick stack, auto-pickup, favorites, ItemDrawers, backpacks, WardIsLove, ward protection.

476K Downloads

AutomaticFuel

TastyChickenLegs
Actively maintained

Automatically fuel smelter, kilns, spinning wheels, windmills, torches and much more. Stack Smelter and use all ore in Blast Furnaces

300K Downloads
Likely abandoned

Want to quickly drop your loot? Tired of looking for chest with a specific item-stack in order to store some more of it? Teach your containers to arrange items with their neighbors!

186K Downloads
Possibly outdated

Similar to Mouse Tweaks from Minecraft, this mod allows you to move items, split stacks, and more with your mouse and keyboard.

106K Downloads

The details

ItemStacks lets you configure maximum stack sizes, typically per category, so ore, wood and food can all stack much higher than vanilla's limits.

This is often a better fix than raising weight, because the bottleneck in Valheim is usually slots, not weight — a bigger stack means a full mining run fits without a second chest trip.

In multiplayer the server should share the same stack settings. Very large stacks can feel overpowered when combined with weight and inventory mods, so tune to taste.

See the full guide on this topic →

New to mods? Read the install & configuration guide. Read the full install & configuration guide →

Related questions

What's the default stack size in Valheim?
Most resources stack to 50 in vanilla; some items far less. Stack mods let you raise these caps in a config, commonly to a few hundred.
Do bigger stacks still have weight?
Yes — weight is per item, so a bigger stack still weighs more. Pair stack mods with a weight mod if you want to carry those big stacks without being encumbered.

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