Yarn, is a package manager that uses the NPM registry. Yarn, was built on the learnings of NPM and it has two main advantages over NPM. A file that sores the exact versions of dependencies installed in your project and the order in which they were installed. Yarn, is also faster than NPM. In this section, you will learn about different ways to install and configure packages managers. You will learn how to create your own NPM packages and how to publish them, so other people can use your work within their projects.
In order to get this up and running you'll need a few things: