Mod Lithium - mod for optimization, load reduction and increase in FPS in minecraft. This is a universal mod that improves the performance of the game and the server and can work on both the player and the server. Allows you to reduce the load on the processor up to 45%.
The mod optimizes several directions at once, physics calculation, artificial intelligence of mobs, chunk loading, mob farms, redstone schemes.
The mod has its own config that allows you to disable the optimization of certain game moments, this is done for better compatibility with other mods.