CastCluster provides access to additional content on iTunes, Apple TV, iPod, or a random podcast viewer. It currently supports YouTube, Google Video, Revver, local disks, and RSS feeds as sources of content. It uses ffmpeg for video conversion. It also provides some other bookmarklet functionality, like digg and del.icio.us.
Darwin Streaming Server is an open source implementation of Apple's QuickTime Streaming Server technology, which allows the user to stream media to clients across the Internet using RTP and RTSP. Based on the same code base as QuickTime Streaming Server, it provides a high level of customizability and runs on a variety of platforms.
Ezstream is a command line source client for the Icecast media streaming server. It can stream Ogg Vorbis and MP3 audio, as well as Ogg Theora video, either "as-is" without reencoding (which uses only very little CPU time) or it can use external decoders and encoders to convert virtually any media format into one of the supported streaming formats. Ezstream supports metadata, streaming from standard input, playlists, and external playlist scripts or programs, and more.
Floola is an application to efficiently manage your iPod or your Motorola mobile phone (any model supporting iTunes) under Linux, Mac OS X, and Windows. It can be run directly from your iPod and needs no installation. It supports all commonly used iPod features including photos, artwork, podcasts, and smart playlists. It automatically converts any incompatible audio or video file so that you can copy almost any file to it. It even allows adding YouTube and MySpace videos with a single click. It also makes it possible to keep your Google calendars synchronized.
The Helix DNA Producer is a multi-format media-encoding engine for creating streaming broadcasts, on-demand streaming content, and downloadable audio video files. It supports RealAudio, RealVideo, and Ogg Vorbis, and includes many input and output filters, variable bitrate encoding support, option for two-pass encoding, audio gain control, and Firewire support.