Ekiga (formely known as GnomeMeeting) is a soft phone, video conferencing, and instant messenger application for use over the Internet. It supports HD sound quality and video up to DVD size and quality. It is interoperable with many other standards compliant software, hardware, and service providers as it uses both of the major telephony standards, SIP and H.323.
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.
CeeMedia is a program for cataloguing your movie collection. It can retrieve information and cover images from places such as Amazon, IMDb, All Movie Guide, and AlloCiné. You can also write your own plugin for retrieving data from your favorite movie site. It also generally tries to provide the user with the most comfortable interface available for the task, while trying to follow the GNOME Human Interface Guidelines.
bitterbpp is a GUI interface that uses MPlayer to convert DVDs to Matroska files. It uses auto-detection and bits/pixel estimates to generate high quality output, features multiple audio/subtitle track capabilities (direct copy and/or Vorbis transcoding), and supports different video codecs.