Verdaccio is described as 'lightweight private npm proxy registry built in Node.js' and is an app in the OS & Utilities category. There are more than 10 alternatives to Verdaccio 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 Verdaccio are Advanced Package Tool (Free, Open Source), Nix Package Manager (Free, Open Source), Yarn (Free, Open Source) and Bower (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.
ndm is a desktop GUI for npm that runs on Mac, Linux and Windows. With ndm you can manage npm, npm projects and npm packages with ease. See the official github for further informations https://github.com/720kb/ndm