pkgtools:
pkgtools: This package contains utilities for handling Slackware packages.
pkgtools: Included are the command line utilities 'installpkg', 'removepkg',
pkgtools: 'makepkg', 'explodepkg', and 'upgradepkg' that install, remove,
pkgtools: build, examine, and upgrade software packages. Also included are 
pkgtools: 'pkgtool', a menu based program for installing packages, removing
pkgtools: packages, or viewing the packages that are installed on the system,
pkgtools: 'pkgdiff', a utility for comparing two packages, documentation (man
pkgtools: pages), and a few other system admin scripts.
pkgtools: