Plex Media Server is the back-end media server component of Plex, which is closed source as proprietary software. Introduced in 2009, Plex Media Server is used to host the content and plugins that are then streamed to Plex big screen apps (including Plex Home Theater) and Plex mobile apps, either on the same machine, the same local area network, or over the Internet.

Plex Media Server is the back-end media server component of Plex, which is closed source as proprietary software. Introduced in 2009, Plex Media Server is used to host the content and plugins that are then streamed to Plex big screen apps (including Plex Home Theater) and Plex mobile apps, either on the same machine, the same local area network, or over the Internet.

In addition to the platforms supported by the front end, the server is also available for Linux.Plex Media Server can be configured to index content in any directory on the machine it is run on, as well as automatically acquiring iTunes, iPhoto, and Aperture content.