Modpack?

Create easily NPCs with dialogs for your world or for your mods.

Improves Slimes and makes them configurable.

Create: Metalwork is an add-on for Create that introduces new fluids and crushed ores that can be used to increase the number of ingots received per ore.

Breedable tree species

Modular Machinery Reborn port of the original Modular Machinery for 1.12.2

Adds configurability to many parts of the game

Science is indistinguishable from magic!

A mob-based approach to automation, with a fluffy tail attached

A forge mod adding a thorium reactor, including many ores, resources, machines, recipes, mod-integrations, advancements, a turbine and of course even more!

a vanilla-like mod that lets the player turn Soul Sand into Sand, and do other soul-related crafting.

Various machines and materials

Harness souls for crafting and spells