draft - find appropriate places on the wiki to add this information
fpm - Build packages for multiple platforms (deb, rpm, etc) with great ease and sanity.
amkecpak - makefile based packaging framework.
debpack - super simple Debian packages
Open Build Service - A generic system to build and distribute packages from sources in an automatic, consistent and reproducible way. Release your software for a wide range of operating systems and hardware architectures.
snapshot.debian.org - The snapshot archive allows access to all past and current packages in the Debian archive based on dates and version numbers.