The Helix Player is an audio and video player based on the Helix DNA Client engine. The GTK+ version includes a Mozilla browser plug-in and supports local file playback and streaming over RTSP/RTP and HTTP. It supports video zoom in original, double size, and full screen, and supports: SMIL 2.0, Ogg Vorbis, H.263 video, JPEG, GIF, PNG, and RealPix. The Symbian Series60 version supports local and streaming playback (RTSP, RTP, RDP, HTTP) of MP3, AMR narrow band, AMR wide band, RA8, sipro, RV7, RV8, RV9, RV10, H263+, 3GPP rel5 SMIL 2.0, images, and more.
PLIB is a set of libraries to write games and other realtime interactive applications that are 100% portable across a wide range of hardware and operating systems. It's used by Majik3D, FlightGear, and others, and includes libraries for GUI widgets, sound replay, geometry, scene graph, joystick, and fonts/text.
GImageView is a GTK+ based image viewer. It supports tabbed browsing, thumbnail table views, directory tree views, drag and drop, reading the thumbnail cache of other famous image viewers, and a flexible user interface. It also support movies using the Xine library and MPlayer, and supports images in compressed archive formats like tar.gz, zip, and lha.
Coherence is a set of DLNA/UPnP devices, like MediaServer and MediaRenderer. In addition, it includes a well-designed framework to extend other applications with DLNA/UPnP functionality. It also has an emerging DBus API, enabling these applications to participate in digital living networks. It supports Playstation 3 (PS3), XBox, and many other devices.
Elisa Media Center is a project to create a media center solution for GNU/Linux and Unix operating systems. Elisa runs on top of the GStreamer multimedia framework. In addition to personal video recorder functionality (PVR) and Music Jukebox support, Elisa also interoperates with devices following the DLNA standard, like Intel's ViiV systems.