SharePoint Server 2019 is designed to help you achieve new levels of reliability and performance, delivering features and capabilities that simplify administration, protect communications and information, and empower users to work across devices and screens.
SharePoint Enterprise CAL: the Enterprise CAL delivers the full capabilities of SharePoint
Sites: a single infrastructure for all your business websites
Communities: an integrated collaboration platform
Content: ECM for the masses
Search: standard search features plus entity extraction, video search, item recommendations
Business solutions (includes Access Services and InfoPath Services)
Business Intelligence for everyone (includes Power View, PerformancePoint Services, Excel Services, and Visio Services)