The GNU project uses the texinfo file format for much of its documentation. The info package provides a standalone TTY-based browser program for viewing texinfo files.
-rw-r--r-- 1 root root 754 jui 29 16:06 /etc/info-dir -rwxr-xr-x 1 root root 18820 jui 29 16:06 /sbin/install-info lrwxrwxrwx 1 root root 21 jui 29 16:06 /usr/share/info/dir -> ../../../etc/info-dir -rw-r--r-- 1 root root 1225 jui 29 16:06 /usr/share/man/man1/info.1.bz2 -rw-r--r-- 1 root root 782 jui 29 16:06 /usr/share/man/man1/infokey.1.bz2 -rw-r--r-- 1 root root 1140 jui 29 16:06 /usr/share/man/man1/install-info.1.bz2 -rw-r--r-- 1 root root 1016 jui 29 16:06 /usr/share/man/man5/info.5.bz2