I believe the British 'NAG Group' bought IRIS Explorer and that it is still being used in academia. You should approach them, explain what you are doing and try

I believe the British 'NAG Group' bought IRIS Explorer and that it is still being used in academia. You should approach them, explain what you are doing and try to get a demo. Reason being that wheels get reinvented, and, in IRIS Explorer, there were lots of ideas that were far ahead of its time. Some of those ideas have been lost and some bright spark just needs to pick them up again...