gdiffmk for producing diffs of groff files.

glilypond for integrating lilypond musical notation into grof files:

$ glilypond --pdf2eps -t ./b -- example.1 > example.ps.1 $ groff -p -Tps example.ps.1 > out.ps $ okular out.ps

The grap2graph command to convert grap graphs to a bitmap. This requires the grap command, which does not ship with Slackware.

$ cat internet.d | grap2graph -format jpg -density 300 > my.jpg

The grn command is a preprocessor for Gremlin files. It appears to be non- functional, but it's possible that an additional back-end is required.

The grodvi command converts Groff to DVI for TeX. It's basically a shortcut for

groff -Tdvi

.

Have your computer guess what groff command you need with grog

$ grog blah.1 groff -man blah.1 $ grog -Thtml blah.1 groff -Thtml -man blah.1

shasum -a256=1b58d9251de95a186ce665cfe92e21cc5798b1a3acfe24cdeb434916c94bebac