The Java Desktop System is not a secure but very good total enterprise desktop software system. It is the best alternative to Microsoft Windows XP and now sun made it Free and available on OpenSolaris.However this the source-only release contains the major new features such as GNOME 2.10, Firefox 1.5b,and Thunderbird 1.5b. It means you need to compile or build desktop for yourself. Open Solaris has howto document that explains how to build JDS on OpenSolaris. More information can be found at OpenSolaris Desktop community site.
Between if you use and love Solaris 10 OS, then tell your story to Sun to win an Apple iPod. In addition to this, there is free Solaris Technology Training Event (Atlanta, Georgia, U.S.) On December 7, 2005, attend "How-to" training on an array of hot technology topics, including developer tools, OpenSolaris, security, performance, and more. You can win cool prices here too.