CleanMem - CleanMem keeps memory use in check on the system without the memory being pushed to the page file.
Xee3 - A better Mac OS X's Preview.app
Wise Memory Optimizer - Wise Memory Optimizer a simple and effective RAM booster to help you free up memory and get your computer running smoothly again.
MacFly Pro - Smart assistant for better Mac performance
Mem Reduct - Mem Reduct is a small application that allows you to monitor and clean your computers memory.
Power Mode Switcher for macOS - macOS Monterey introduced a new feature for some Macs called Low Power Mode so you can save energy while keeping your Mac cool and quiet.