npm

https://www.npmjs.com/

a package manager for the JavaScript programming

Snippet from Wikipedia: Npm (software)

npm (originally short for Node Package Manager) is a package manager for the JavaScript programming language.

npm, Inc. is a subsidiary of GitHub (a subsidiary of Microsoft), that provides hosting for software development and version control with the usage of Git.

npm is the default package manager for the JavaScript runtime environment Node.js. It consists of a command line client, also called npm, and an online database of public and paid-for private packages, called the npm registry. The registry is accessed via the client, and the available packages can be browsed and searched via the npm website. The package manager and the registry are managed by npm, Inc.