Elisa (Alpha) is an open source cross-platform Media Center connecting the internet to your all-in-one media player.With Elisa you can watch movies,Browse internet and see pictures with previews in animated slideshows, auto device and network detection, watch videos and pictures from popular Internet services like YouTube, Flicker and many more.

Features :

• Supports all media formats using Gstreamer multimedia framework, including
  H.264, MPEG 2, MPEG4, Quicktime, Windows Media, Ogg Vorbis, Ogg Theora, Matroska.
  Commercially licensed plugins that work with GStreamer and Elisa are available from Fluendo.
• Autodetection of media on your network includes:
  • Network Drives
  • Rhythmbox
  • iTunes
  • Windows Mediaplayer
  • iPods, cameras
  • USB hard drives
• Flickr integration.
• YouTube integration.
• Shoutcast integration.
• Media Browsing using Cover flow, Grid view, List view, Drag-and-drop.
• Audio visualization during playback.
• Media Browsing using Cover flow, Grid view, List view, Drag-and-drop
• Browse music collection by artists or albums covers.

Video DEMO

Elisa can also be controlled by the Nintendo Wii-mote, check out this Video here.

Looking at their list of future features of the next release it looks to be a good application.

Elisa – HomePage|| Download ||Screenshots Version ( 0.3.5 )