D4T4P4CK

makes diamonds a lot less rare

makes every ore ever generate much more

this makes all biomes huge, even larger than large biomes biomes

simple datapack that makes all oceans lava

makes every biome hilariously small

makes you able to craft diamonds into more diamonds

makes you fly when you hold a netherite block (do /function jetpack:loop tho)

a datapack removing those annoying dirt patches you find everywhere underground