Bombono DVD is a DVD authoring program.  It is made easy to use and has a
nice and clean GUI (GTK+ based).  The main features of Bombono DVD are:

  - Excellent MPEG viewer, with timeline and monitor
  - Real WYSIWYG menu editor with live thumbnails
  - Comfortable drag-n-drop support
  - Can author to a folder, make ISO image, or burn directly to DVD
  - Reauthoring: can import video from DVD discs

WWW: http://www.bombono.org/