This super-helpful system is buried in the IBM site and after the acquisition of another product names Clarity is pretty much lost to all search engines, including the embedded one on ibm.com.

The Software product Compatibility Reports v1.0 Software product Compatibility Reports v1.0 (Clarity) site provides a wealth of helpful information and is built on the most current information possible to provide the world with an easier way to understand how these products should fit together.

Try it out and see how deep the rabbit hole goes as this is a wealth of information.

Reference:

• Software product Compatibility Reports v1.0