NativeImage bounds checks are incorrect

GuiContainer key and mouse handler methods return true even when input is not handled

Nether Lava Trap generation often loads new chunks

Class.getSimpleName performance issue with large number of block entities

Performance issue with unloading large number of block entities

Emerald ore generation can load new chunks

MutableBlockPos leak

Mipmap Levels slider is very unresponsive

Recipes for 9 items to make a block actually have 81 items internally