GNU roff (groff) Manuals Online

Last updated 6 July 2023 for groff version 1.23.0

The groff manual (309 U.S. letter pages) is available in the following formats.

The collected groff man pages (59 documents, 383 U.S. letter pages) are also available.

You can buy printed copies of some manuals (among other items) from the Free Software Foundation; doing so helps support FSF activities.