This page has a few good tools on it:
http://developer.nvidia.com/object/n...ure_tools.html
I use the DDS Thumbnail Viewer and the Windows Texture Viewer...very good for quickly scanning through folders full of DDS files.
This is the program I use for converting DDS to BMP/TGA:
http://files.filefront.com/DDS+Conve.../fileinfo.html