# dpkg > Debian package manager. > Some subcommands such as `deb` have their own usage documentation. > For equivalent commands in other package managers, see . > More information: . - Install a package: `dpkg {{[-i|--install]}} {{path/to/file.deb}}` - Remove a package: `dpkg {{[-r|--remove]}} {{package}}` - List installed packages: `dpkg {{[-l|--list]}} {{pattern}}` - List a package's contents: `dpkg {{[-L|--listfiles]}} {{package}}` - List contents of a local package file: `dpkg {{[-c|--contents]}} {{path/to/file.deb}}` - Find out which package owns a file: `dpkg {{[-S|--search]}} {{path/to/file}}` - Purge an installed or already removed package, including configuration: `dpkg {{[-P|--purge]}} {{package}}`