Which is the latest Fiori version?

Fiori 3 is the latest version, released in 2018. In order to provide a coherent and consistent user interface, SAP Fiori 3 has introduced a number of new features which facilitate the integration of all SAP products. The most important elements such as the top-most screen area, referred to as shell bar, has been redesigned, home pages are redesigned and a user can have multiple home pages, known as spaces. SAP Fiori 3 also takes a huge leap forward in integrating machine intelligence into the business environment. The the system now can detect critical business contexts independently of predefined processes and workflows and recommend possible solutions to resolve them.