ndm is described as 'desktop GUI for npm that runs on Mac, Linux and Windows' and is an app in the Development category. There are more than 10 alternatives to ndm for a variety of platforms, including Linux, Mac, Windows, Online / Web-based and Self-Hosted solutions. The best alternative is npm, which is both free and Open Source. Other great apps like ndm are pacman (package manager) (Free, Open Source), Advanced Package Tool (Free, Open Source), aptitude (Free, Open Source) and Nix Package Manager (Free, Open Source).
Yarn is a package manager for your code. It allows you to use and share code with other developers from around the world. Yarn does this quickly, securely, and reliably so you don’t ever have to worry.
Yum is an automatic updater and package installer/remover for rpm systems. It automatically computes dependencies and figures out what things should occur to install packages. It makes it easier to maintain groups of machines without having to manually update each one using rpm.