St4ckPot is a Minecraft mod that will improve yor inventorial endeavors by upgrading the stack sizes of not only potions, but also a plethora of other previously non-stackable items, to 4.
Features
Potions, Splash/Lingering Potions, Soups and Stews, Milk Buckets, Cake, Boats, Minecarts, and Banner Patterns stack
Config menu to customize which of the above items stack (all on by default)
Compatible with potions from other mods, as well as various items from The Aether, Deeper and Darker, and The Undergarden
