The Apache Project has released
MyFaces 1.0.9,
an open source implementation of Java Server Faces
that tries to avoid the use of servlet sessions or cookies for saving the client state.
Dan Creswell has released version 2.1.20 of the Blitz JavaSpaces Server Edition and version 1.0.8 of the pure Java edition. Blitz is an open source (BSD license) implementation of JavaSpaces that is Jini 2.0 enabled and implements smart indexing, tuneable persistence, and active/passive lease cleanup. These are bug fix releases.
Gaudenz Alder has released JGraph 5.4.6, a free-as-in-speech (Mozilla Public License/LGPL) graph component for Swing that requires Java 1.4 or later. JGraph is accompanied by Graphpad, an open-source diagram editor for Swing that offers Automatic Layout, Printing, Zoom, and much more. It is available in English, German and French. This release fixes a few bugs and improves the JavaDoc.