Install npm on CentOS

What is npm?

npm (Node Package Manager) is the default package manager for Node.js.

It is used to install, manage, and update JavaScript packages and dependencies for web development projects. npm is commonly used with frameworks and libraries such as:

React
Vue.js
Express.js
Next.js

How to Install npm on CentOS

1. Update the System

First, update your CentOS packages to the latest version:

sudo yum update -y

2. Install Node.js and npm

npm is included when installing Node.js.

Run the following command:

curl -fsSL https://rpm.nodesource.com/setup_lts.x | sudo bash -
sudo yum install -y nodejs

This command installs:

Node.js
npm
Required dependencies

3. Verify the Installation

Check whether Node.js and npm are installed correctly:

node -v
npm -v

Example output:

v18.20.2
9.8.1

4. Update npm (Optional)

To upgrade npm to the latest version:

sudo npm install -g npm@latest

Common npm Commands

Command	Description
`npm init`	Create a new Node.js project
`npm install`	Install project dependencies
`npm install package-name`	Install a specific package
`npm update`	Update installed packages
`npm uninstall package-name`	Remove a package

Benefits of npm

Easy package management
Access to thousands of open-source libraries
Faster development workflow
Dependency management automation
Widely used in modern web development

Example Usage

Install the popular Express framework:

npm install express

This command downloads and installs the Express package into your project directory.