Ycad is a library of CAD functions in Java. Currently only DXF is supported for reading, viewing and writing. The DXF drawing may be rendered to a Graphics object for printing or imaging.
An object oriented Java package that can be used to store 3-D graphs and perform various functions on them, arranging nodes with a spring embedder and generating VRML output. Visit http://vrmlgraph.i-scream.org.uk for documentation and examples.