xbps-remove
XBPS utility to remove packages.
TLDR
Remove a package
$ xbps-remove [package]
Remove a package and its dependencies
$ xbps-remove --recursive [package]
Remove orphan packages (installed as dependencies but no longer required by any package)
$ xbps-remove --remove-orphans
Remove obsolete packages from the cache
$ xbps-remove --clean-cache