Installing a package in the latest version

gpc install PACKAGE

Installing a package in a specified version

gpc install PACKAGE@VERSION

Upgrading a package to the latest version

gpc upgrade PACKAGE

Get package information (such as dependencies, latest version, etc)

gpc info PACKAGE

Upgrading all packages to the latest version

gpc upgrade-all

Remove a package

gpc remove PACKAGE

Remove orphan packages

gpc auto-remove

--only-download,-d
Only download packages, no install action will be made (ONLY FOR install & upgrade ACTIONS!)