RPG Maker MZ - Equipment Point System (Free)

You don't want your players to become to powerful with their equipments. This should be what you need!
It limit how player can equip thing base on point system. Each actor can have their own formula to determine their max equipment points.
Check out how to use the notetag in the plugin help section.

You need to install this plugin for this to work in your project: https://sirogamesdev.itch.io/mz-core