Virtual package postscript-viewer is provided by:
dpkg-query: no packages found matching zathura-ps Desired=Unknown/Install/Remove/Purge/Hold | Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend ||/ Name Version Architecture +++-==================-======================-==================================== ii atril 1.26.0-2+deb12u2 amd64 MATE document viewer ii evince 43.1-2+b1 amd64 Document (PostScript, PDF) viewer ii ghostscript 10.0.0~dfsg-11+deb12u3 amd64 interpreter for the PostScript language and for PDF ii gv 1:3.7.4-2+b1 amd64 PostScript and PDF viewer for X ii okular 4:22.12.3-1 amd64 universal document viewer ii qpdfview-ps-plugin 0.5.0+ds-2 amd64 tabbed document viewer - PostScript plugin 6 packages