bencreate

its create modpack by my 

it adds many optimazation mods

create

Create is a Minecraft tech mod centered around mechanical automation, rotational force, and moving block assemblies. Unlike traditional tech mods that rely on menus, energy cables, or single-block magic machines, Create operates on visible physics, moving shafts, and physical item transport. 

create addons like 
Create Nuclear wich is a modern tech addon for the Create mod that introduces nuclear energy systems, custom multiblock reactors, and radiation management. Designed to fit seamlessly into Create’s aesthetic and kinetic mechanics, it provides high-tier power output and advanced processing lines

aeronautics 

Create: Aeronautics is an addon for the Create mod that brings fully dynamic, physics-based vehicles and airships into Minecraft. Powered by a custom physics engine (Sable), it extends Create’s mechanical assembly mechanics so that assembled contraptions become solid, pilotable vehicles rather than rigid on-rail constructs.

zombie hordes

Zombie Hordes (and horde-focused mods like Undead Nights or Enhanced Hordes) is a survival-focused mechanic mod that overhaul Minecraft's basic zombie AI to create dynamic, terrifying horde invasions. Instead of individual zombies wandering aimlessly, enemies act as coordinated groups that hunt down the player.

and many more