Streaming music service that gives you on-demand access to millions of songs.
Use your iPad, iPhone or iPod touch to browse and play your media (video, photos and music) using the Plex Media Server installed on your Mac....
PS3 Media Server runs on your Mac as an DLNA compliant Upnp media server.
Install Rasplex on your Mac.
Open source home media server.
Galleon is a free open source media server for TiVo.