Usm is a unified slackware package manager that handles automatic dependency resolution. It unifies various package repositories including slackware, slacky, ponce, salix and alien. It also supports slackbuilds.org and will build from source.
Open source project that offer summary and download services on this page is a project that carry out their development work on other open source development sites. Their work is linked to this page via a feature called OFI, and their work is not carried out here on OSDN site.