Comment 10 for bug 83597

from apt-cache rdepends gs-esp, here some candidates (I already filtered some), though I don't know for sure which one qualify:

raster3d
scribus-ng
mgetty-fax
mediawiki1.7-math
mediawiki1.5-math
ichthux-desktop
hylafax-client
flpsed
epstool
scribus