deborphan - deborphan finds packages installed on your Debian/GNU system that have no other packages depending...
Chocolatey - The sane way to manage software on Windows.
localepurge - This is a script to recover disk space wasted for unneeded locales, Gnome/KDE localizations and...
Homebrew - The missing package manager for macOS
debfoster - Debian uses the main programs apt and dpkg to manage packages.
Ninite - Ninite is the easiest way to install software.