tldr/pages/linux/pacman.md

pacman

Arch Linux package manager utility. See also: pacman-database, pacman-deptest, pacman-files, pacman-key, pacman-mirrors, pacman-query, pacman-remove, pacman-sync, pacman-upgrade. For equivalent commands in other package managers, see https://wiki.archlinux.org/title/Pacman/Rosetta. More information: https://man.archlinux.org/man/pacman.8.

• Synchronize and update all packages:

sudo pacman -Syu

• Install a new package:

sudo pacman -S {{package_name}}

• Remove a package and its dependencies:

sudo pacman -Rs {{package_name}}

• Search the package database for a regular expression or keyword:

pacman -Ss "{{search_pattern}}"

• List installed packages and versions:

pacman -Q

• List only the explicitly installed packages and versions:

pacman -Qe

• List orphan packages (installed as dependencies but not actually required by any package):

pacman -Qtdq

• Empty the entire pacman cache:

sudo pacman -Scc