Fink is apackagemanagementsystem for MacOS X and Darwinsystems. ItutilizesDebians apt anddpkg tools,while"fink"itself is thesource topackagebuildingsystem. Theproject alsoadapts sourcesfor broadercompatibilitywith Mac/Darwinsystems.
Alien is aLinux softwarepackageconversiontool. Ittransformsbetween Debian(.deb), Red Had(.rpm), Solaris(.pkg) andSlackware(.tgz/txz)archives. Aftertransformingmeta data andcontainedinstallationscripts, it caneven installthem rightaway. It runsmost robustlyon Debian-basedsystems, butalso works withless frequentlyused RPMdistros.