Top Alternatives to MacPorts

Chocolatey is a Machine Package Manager, like apt-get for Windows.

Synaptic is a GTK+-based graphical user interface for Advanced Packaging Tool (APT)—the Package management system used by Debian and its derivatives. Synaptic is usually used on systems based on deb packages but can also be used on systems based on RPM packages.

Homebrewing refers to small-scale, non-commercial manufacture of drink, typically beer.

Update-manager is a frontend for the apt package management system. It allows you to perform some actions of the command line tool apt-get in a graphical interface.

macapps.link installs multiple Mac apps automatically with one command.

Mac App Store is a digital distribution platform for macOS applications.

The Linux Mint Update Manager.

Homebrew-Cask extends Homebrew and brings its elegance, simplicity, and speed to macOS applications and large binaries alike. It only takes 1 line in your shell to reach 3500 Casks maintained by 4568 contributors. brew cask install google-chrome.

Just Install is a windows package manager.

Advanced Package Tool, or APT, is a free software user interface that works with core libraries to handle the installation and removal of software on Debian and other Linux distributions.