slapt-get and its graphical interface Gslapt are used for package management, including slapt-src and Sourcery for even wider selection of software to choose from!
A wide range of packages from Slackware, Slackbuild and Salix repositories
The Salix repositories offer dependency resolution support and are the largest third party software package repositories for Slackware offered to date
The Salix repositories are offered for both the 32-bit and 64-bit architectures