I have just compiled emumaster 0.3.0 for fremantle tweaking/removing some parts of code to make it work in Maemo.

Unpack the archive in /opt and run /opt/emumaster/bin/diskgallery
or copy the desktop file present in /opt/emumaster/data/emumaster.desktop in /usr/share/applications/hildon

http://ge.tt/877LlfW/v/0

testing in progress...