Chocolatey - The sane way to manage software on Windows.
WAPT Community - Deploy your software and configurations, perform an inventory of your machines in real time, control Windows Updates and benefit from customized reporting of your IT assets
Homebrew - The missing package manager for macOS
Just Install - just-install - The stupid package installer for Windows.
Ninite - Ninite is the easiest way to install software.
Scoop - A command-line installer for Windows