Emby allows you to start a free media server. Some options do require payment. Emby is available for various platforms. As various NAS systems, but also for Lunix and Windows.
This is an overview of Windows guides for the Emby program.
This is an overview of emby tutorials. These tutorials are only aimed at the operating system Ubuntu. However, almost everything is the same. As on other Unix distributions. Because we will often use the command line. These tutorials, are only recommended for the more experienced computer user.
This is an overview of Debian manuals for Emby
Emby Synology Overview
This is an overview of emby tutorials for Synology.