If you enjoyed Wiz8, you'll enjoy these. They're the same kind of classic CRPG action that you see in Wiz8
For the versions, if you right-click on the executable, it should show it in the properties. Seems to me that they display on a splash screen at the start, too, but I don't remember where.
As for resources, you can certainly ask here. There are a few MM players on the boards. For more focused efforts, however, look at...
There are a few others, but many of them link from there. At least Celestial Heavens, TELP, and Castle Gobs either have patches, have links to patches, or have people who know where the patches can be found.
After you've played MM7, plug in BigDaddyJim's mod to it. It changes the game quite a bit... in a good way, I think