Attributes are the #1 thing you need to know for both good game architecture and for keeping your inspector clean.
This list doesn't show every single built-in attribute that exists, but it shows you all the ones I've found to be the most useful by far!
I've also included resources for additional attribute assets which I'll link below:
Hope you enjoy!
FREE Tool - Naughty Attributes:
Paid Tool - Odin Inspector: