Fusion (Connected Textures)

Item model modifier allow an item's texture to change depending on the stack size

Custom entity models allow you to change the models of vanilla entities

Entity model modifiers can be used to make entities have a random texture

The continuous texture type can be used to make textures spanning multiple blocks

Example of the scrolling texture type used to create a conveyor

Entity model modifiers allow changing an entity's model and texture based on the biome it is in

The random texture type allows textures to have multiple variations

Emissive textures can be used to make ores glow in the dark

All connections in 'full' connected texture layout

With item model modifier, an item's texture can change depending on its enchantments

Connected textures can be used to connect grass to neighboring blocks

All connections in 'simple' connected texture layout

Fusion allows resource packs to add connecting textures!

Textures from one block can be made to overflow onto others