No, there was a program called SH3 Inspector, but most posts referring to it are 2-3 years old and I've never seen a working download link.
I wonder if it was superceded by S3ditor.
@dasboot01, what is it that you want to do exactly?
You might want to take a look at this program if you are not already familiar with it:
http://s3d.skwas.com/
Subsim thread with info:
http://www.subsim.com/radioroom/showthread.php?t=119571