Package groff-x11

Parts of the groff formatting system that require X Windows System

http://www.gnu.org/software/groff/

The groff-x11 package contains the parts of the groff text processor
package that require X Windows System. These include gxditview (display
groff intermediate output files on X Window System display) and
xtotroff (converts X font metrics into groff font metrics).

General Commands (Section 1)
gxditview
The gxditview program displays the groff intermediate output, see groff_out(5), on an X display. It uses the standard X11 fonts, so it does not require access...
xtotroff
xtotroff takes a FontMap, which maps groff fonts to X11 fonts, creates GNU troff metric files for all fonts listed. Each line in FontMap consists of GNU troff...