How to Deal with macOS Server Losing Many of Its Services
For many years, Apple has sold macOS Server (previously called OS X Server) for those who wanted to run various Unix-based Internet services on a Mac. Server became popular because it put an easy-to-use graphical interface on top of the Unix apps, allowing Mac users to avoid complicated configuration files and reducing the need to work at the command line. This made it accessible to a wider range of users, including those without extensive technical knowledge, who still wanted to manage their own servers.