The library provides multiple inheritors of the Block class, for various usages. Some are abstracted, and needs you to implement them before using them. Others do not.

Class	Description
AdvancedAnvilBlock	A extension of AnvilBlock which allows for more configuration of anvil properties.
AdvancedLeavesBlock	An extension of LeavesBlock which allows to directly configure optional tints and that can be reimplemented to customize the max length between leaves before they get start to disappear.
DoubleCropBlock	An abstract implementation to create double crop blocks.
HorizontalFacingCarpetBlock	A carpet with can be rotated horizontally.
LayeredBlock	A block that can be layered (like snow).
LootingPropertiesEntityBlock	An extension of BaseEntityBlock to preserve block entity data when breaking the block.
SimpleBedBlock	An extension of BedBlock which inverts the horizontal facing direction of the bed, to match the standard of horizontal facing blocks, to have models in the same direction than other horizontal facing blocks.
SimpleHorizontalFacingBlock	An very simple implementation of HorizontalDirectionalBlock.
SimpleSugarCaneBlock	A very simple extension of SugarCaneBlock which allows changing the accepted floors and fluids.
UpsideSensitiveBlock	An upside sensitive block is a block that will have an influence block state property depending on the detected above block. An illustrative example is that it would work in a similar way than the vanilla grass block with snow above.