J-gramS is a diagram editor that uses Java and SWT. Similar to idraw and xfig it focuses on creating diagrams easily without a complicated user interface. Diagrams produced by J-gramS are saved as SVG or a number of image formats.
This piece of software called "Polylux" is a slide generator/editor written in Java. It is based on open standards like SVG and DOM. Somewhere in the future "Polylux" is targeted to be easy to use for producing handsome slide-presentations.