SmallNetBuilder

Lots of streaming services too including UPnP AV, iTunes, Logitech SqueezeServer and Home Media Streaming Server. The last one supports networked DVD players using a Syabas streaming client.
Discovery Services include UPnP and Bonjour (with selects for Frontview, printer and AFP advertisement).
You also install Add-Ons here, which include a Photo server and BitTorrent client, as well as community-developed modules.

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