See Office 365 options for Office installations for home/personal use here.
Currently user can choose between Office 365 Home, Office 365 Personal and Office Online.

Looking for the Office suite or standalone Office application as a one-time purchase? See available options here  - scroll to the Office purchase section

For information about Office for businesses purchased through Office 365 subscription look here

If your organization is just looking for Office and no IT services, there are two options through volume licensing for businesses that need applications for a larger employee base and there is also Office 365 ProPlus, a subscription-based version that offers additional capabilities

Go to Choose your Office to learn more.