Thanks for your replies. I am also beginning to think that what I am looking for does not exist.
I also took a look at the Encounter tab tool that comes with GMGen which is included in PCGen:
Acknowledgments
This is a nice feature to have, but it still doesn't do what I'm looking for...
Yes, I am looking for a tool that would build an appropriate challenge to the party based on the party's gear, spell selection, and feats. There would (ideally) also be some constraints set by the gamemaster: total value of all gear from the opponents would be one constraint.
One angle on...
I'm looking for a NPC generator (or monster generator) that would take my PC Gen files as input.
Example:
My friends and I use PCGen to create pathfinder Player Characters. So, if we have 4 PCs at 12th level, I want to drop upload those four PCGen files to a web site, and have it spit back at...