root@debian:~# aptitude show nrg2iso
Package: nrg2iso
State: not installed
Version: 0.4-4
Priority: optional
Section: otherosfs
Maintainer: Xavier Lüthi <xluthi@debian.org>
Architecture: i386
Uncompressed Size: 61.4 k
Depends: libc6 (>= 2.2)
Description: Extracts ISO9660 data from Nero ".nrg" files
nrg2iso is a very simple command line tool to extract the ISO9660 CD image data from Nero ".nrg" files.
nrg2iso is very simple to use and even displays a progress bar to give the status of the conversion!
Homepage: http://gregory.kokanosky.free.fr/v4/linux/nrg2iso.en.html