GNU roff (groff) Manuals Online

Last updated 15 March 2026 for groff version 1.24.1

The groff manual (328 U.S. letter pages) is available in the following formats.

HTML - entirely on one web page (1.8MiB).
HTML - with one web page per node.
HTML compressed - with one web page per node (395KiB gzipped tape archive).
GNU Info (239KiB gzipped tape archive).
ISO Latin-1 text (914KiB).
ISO Latin-1 text compressed (229KiB gzipped).
TeX DVI (401KiB gzipped).
PDF (1.2MiB).
Texinfo source (740KiB).
Texinfo source compressed (217KiB gzipped).

The collected groff man pages (58 documents, 403 U.S. letter pages) are also available.

UTF-8 text with SGR escape sequences (view with "less -R"; 1.7MiB).
PDF (1.6MiB).

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

Please send FSF & GNU inquiries to gnu@gnu.org. There are also other ways to contact the FSF.
Please send broken links and other corrections or suggestions to groff@gnu.org.

Verbatim copying and distribution of this entire article are permitted worldwide, without royalty, in any medium, provided this notice, and the copyright notice, are preserved.