Debian
apt-sources, Aptitude, aptsamever, Creating Debian Linux packages, Debfoster, deborphan, Demish, dpkg
Alien
Converts between the RPM, Debian DEB, Stampede SLP, and Slackware TGZ package formats. Downloads, documentation, CVS, and a ChangeLog provided.
autopackage
Autopackage is a set of tools for building low overhead, distribution-neutral packages, distributing them, and installing using with a variety of front-ends. Downloads, documentation, CVS, listservs, TODO, and a ChangeLog provided.
CMU Depot Project
A software management tool providing a method for maintaining software in large diverse computing environments. Downloads, documentation, and a mailing list is provided.
Encap Package Manager
Installs applications in their own directories and makes symbolic links to the standard system paths to ensure backwards compatibility. Downloads, feature list, and a TODO is provided.
EPM
A packaging program that generates distribution archives from a list of files. Downloads, documentation, CVS, FAQ, and newsgroups provided.
GNU Stow
Manages the installation of software packages, keeping them in separate directories while making them appear to be installed in the same place. Downloads, ChangeLog and a manual provided.
GNUpdate
A universal, cross-distribution package management and automatic update tool for Linux. Downloads, documentation, listservs, CVS, and a TODO are provided.
Graft
Provides a mechanism for managing multiple packages under a single directory hierarchy. Downloads and a manual provided.
Kpackage
A graphical package manager for RPM and Debian packages for KDE. Downloads, documentation, and screenshots provided.