Stats - Simple macOS system monitor in your menu bar.
Hugging Face - The Tamagotchi powered by Artificial Intelligence 🤗
iStat Menus - "An advanced Mac system monitor for your menubar."
Stats Panel - OS & Utilities, Network & Admin, and System & Hardware
eul - System & Hardware and OS & Utilities
MenuMeters for El Capitan - MenuMeters for OS X El Capitan 10.11 (and later)