Writing your own tools is the only way that you can get something that
will do evcerything that you want, and do it the way that you want it.
(Sorry, XenoXap is NOT available outside of my office)
But, if you don't want top write your own tools:
For determining physical format/sector headers:
TE program with Central Point Option Board
Trakcess on TRS-80 model 3 (needs a few mods for side,etc.)
For looking at physical sector contents:
MS-DOS disks:
DEBUG
Norton fUtilities
NON-MS-DOS with 512 bytes per sector:
Morgan Computing Disk Toolkit
NON-MS-DOS with 256 bytes per sector:
Superzap (NewDos-80 on TRS-80 Model 3)
Others:
TE program with Central Point Option Board
Trakcess on TRS-80 model 3
What else is available?