If your goal is to modify loot tables in Minecraft, consider these highly-rated mods:
Create a list of specific items that should not be affected by global multipliers. Loot Customization Alternatives for Minecraft If your goal is to modify loot tables
: Ensures entities always drop all possible loot in a configurable amount. How to Install Loot Mods More Loot Settings v1.3.6 [41.78] - Steam Community This mod adds custom loot options to the
Customize the percentage of zombies spawning with weapons like hunting knives or long blades. If your goal is to modify loot tables
This mod adds custom loot options to the Sandbox Settings, including: - A zombie loot multiplier (affects loot of generic zombies, Steam Community [FORGE] TooMuchLoot v4.0.0 - Minecraft Mods
Based on your request, it seems you are looking for the mod, which is primarily used in Project Zomboid to customize item rarity and distribution. If you are looking for similar loot customization for Minecraft , there are several alternative tools available. More Loot Settings (Project Zomboid)