These are tools i wrote for unpacking romupdate images for various devices.

• OSImageTool - xda1/wallaby rom flashing tool
  tool to manipulate wallaby flash images.
• RomTools/splitrom.pl
  tool to manipulate himalaya+wallaby flash images, and various other more generic wince rom formats.
• xda2nbftool
  tool to decode himalaya nbf files
• RomTools/typhoonnbfdecode.pl
  tool to decode typhoon, wizard and tornado nbf files, and sdcard images.
• RomTools/decoderadio.pl
  tool to decode nbf extracted gsm rom images. ( first extract from nbf, then decode with this tool )
• RomTools/wallabyRadioDecode.pl
  tool to help decoding wallaby radio images.
• RomTools/wallabyunpackrsu.cmd
  batch file to unpack wallaby radio images.
• RomTools/alpinenbfdecode.pl
  tool to decode alpine, magician, blueangel, universal nbf images.
• RomTools/himalayanbfdecode.pl
  tool to decode himalaya nbf files.
• RomTools/sdtool.pl
  tool to decode himalaya+magician+universal sdcard images.
• RomTools/cabdump.pl
  tool to unpack pocketpc cab files.
• RomTools/fatinfo.pl
  tool to unpack FAT images.
• RomTools/parsecrash.pl
  tool to analyze a ram dump of a running wince device, allows you to view processes, view process memory, etc.
• dumprom.exe
  tool to extract files from wince xip rom sections.
• RomTools/dumpxip.pl
  like dumprom, but written in perl.
• RomTools/rdmsflsh.pl
  tool to unpack a wince5 / wm2005 rom image.
• startrek_cidedit.pl
  tool to edit a htc-startrek CID data area.
• typhooncidedit.pl
  tool to edit a htc-typhoon / htc-feeler CID data area.
• nbh2dbh.pl
  tool to extract, or create .nbh files, .nbh files are a signature wrapper around a .dbh file.
• dbhdecode.pl
  tool to extract or create sections from a .dbh file, these contain updates to most htc devices since about 2007
• XdaUtils/psdwrite.exe
  tool to write raw sdcard images.
• XdaUtils/pdocread.exe
  tool to read various types of flash memory
• Patched_RUU.exe
  tool to flash typhoon roms
• parsegsmv2.pl
  tool to extract parts from qualcomm radio updates
• loadflashdrv.cpp
  tool to extract the rom from a qualcomm based htc device.
• bkondisk.cpp
  tool to extract the rom from htc device with samsung 'onedisk' flash

reading various types of flash memory:

pdocread -n 0 : reads the binary partition of a m-systems DOC chip
• pdocread -w ...: reads anything which can be accessed via the normal windows disk api
• pdocread -N : read samsung (ondisk) flash
• pdocread -F : read qualcomm application cpu flash
• pdocread -F -ux: read qualcomm baseband cpu flash
• psdread -1 : read sdcards from to your phone
• pmemdump : read memory mapped roms or ram