TouchGraph provides a set of interfaces for graph visualization using force-based layout and focus+context techniques. For now only older code is available, but we are planning to release new versions as well.
The JGenerator is the web server production application that can dynamically combine text, graphics, and sound to build rich Flash content. The JGenerator is a free alternative to and analog of the Macromedia Generator.
SVGCompost is an SVG compositing editor for Eclipse, based on existing Eclipse GEF and GMF functionality and the Apache Batik framework. For further information, please refer to the wiki.