The IBM System Planning Tool (SPT) is the next generation of the IBM LPAR Validation Tool (LVT). It contains all of the function from the LVT and is integrated with the IBM Systems Workload Estimator (WLE).
The IBM Centre for Java Technology provides Java developer kit downloads that can be used
to create and test Java applets and application on some of today's most popular platforms, including AIX, Linux, OS/390
and z/OS, and Windows.