https://www.theregister.co.uk/2019/10/22/power_to_the_users_microsoft_set_to_introduce_selfservice_purchase/

Microsoft will allow "self-service purchase and license management capabilities" for Office 365 users, initially for its Power Platform low-code services, PowerApps, PowerBI and Flow.

PowerApps is a low-code app building service, PowerBI is for analytics and visualization, and Flow is for automated workflows.