WinBuilder
As addon to WinBuilder in general or to the excellent c't-Notfall-Windows 2009:
The scripts have to be copied to
\ctnotw09\Projects\VPE-Core\OtherOS\
or the according winbuilder dir.
Comments are welcome: E-Mail: <ralf-info AT family-moll DOT de>
Traps and pitfalls
Do not install both gmrl and grml-medium: the early boot system will use grml-medium.squashfs in both cases