info
reads documentation in GNU's texinfo format
TLDR
Read manual for command
$ info [command]
Start at top directory$ info
Go to specific node$ info -n "[node_name]" [command]
Search in manuals$ info --apropos=[keyword]
Output to stdout$ info -o - [command]
Use specific file$ info -f [file.info]
SYNOPSIS
info [options] [menu-item...]
DESCRIPTION
info reads documentation in GNU's texinfo format. It provides hypertext navigation through structured documentation organized as nodes in a tree.The reader supports navigation between nodes, menus, and cross-references. Common navigation keys: n (next node), p (previous node), u (up), l (last visited), q (quit), / or s (search), Tab (next link), Enter (follow link).
PARAMETERS
MENU-ITEM
Manual page or node to display.-f FILE
Read specified info file.-n NODE
Start at named node.-o FILE
Output to file (- for stdout).--apropos STRING
Search all manuals for string.-w, --where
Print location of info file.--all
Use all matching manuals.--subnodes
Recursively output menu items.-k STRING, --index-search STRING
Look up STRING in all indices of all manuals.--help
Display help information.
INSTALL
sudo apt install info
sudo dnf install info
sudo pacman -S texinfo
sudo apk add texinfo
sudo zypper install info
brew install texinfo
nix profile install nixpkgs#texinfo
CAVEATS
Not all software has info pages. Navigation keys differ from man. Uses Emacs-style keybindings by default. The --apropos search can be slow as it scans all info files.
HISTORY
info was created as part of the GNU project to provide richer documentation than man pages, supporting hypertext features.
SEE ALSO
man(1)
