{"id":41,"date":"2025-07-16T17:30:36","date_gmt":"2025-07-16T17:30:36","guid":{"rendered":"https:\/\/geekscademy.com\/?p=41"},"modified":"2025-07-16T17:31:05","modified_gmt":"2025-07-16T17:31:05","slug":"npm-vs-npx-vs-pnpm-a-beginners-guide-to-javascript-package-managers","status":"publish","type":"post","link":"https:\/\/geekscademy.com\/index.php\/2025\/07\/16\/npm-vs-npx-vs-pnpm-a-beginners-guide-to-javascript-package-managers\/","title":{"rendered":"NPM vs NPX vs PNPM | A Beginner&#8217;s Guide to JavaScript Package Managers"},"content":{"rendered":"\n<p>If you&#8217;re new to JavaScript development, you&#8217;ve probably encountered these three terms: npm, npx, and pnpm. While they might look similar, they serve different purposes in the JavaScript ecosystem. Let&#8217;s break down what each one does and when to use them.<\/p>\n\n\n\n<h2>What Are Package Managers?<\/h2>\n\n\n\n<p>Before diving into the specifics, let&#8217;s understand what package managers do. Think of them as app stores for code. Instead of downloading apps to your phone, package managers help you download and manage code libraries called &#8220;packages&#8221; for your projects.<\/p>\n\n\n\n<p>For example, if you want to add a date picker to your website, instead of writing one from scratch, you can use a package manager to download a pre-built date picker that someone else created and shared.<\/p>\n\n\n\n<h2>NPM: The Original Package Manager<\/h2>\n\n\n\n<p><strong>NPM (Node Package Manager)<\/strong> is the granddaddy of JavaScript package managers. It comes automatically installed when you install Node.js on your computer.<\/p>\n\n\n\n<h3>What NPM Does?<\/h3>\n\n\n\n<ul>\n<li><strong>Downloads packages<\/strong>: Install libraries and tools your project needs <\/li>\n\n\n\n<li><strong>Manages dependencies<\/strong>: Keeps track of which packages your project uses<\/li>\n\n\n\n<li><strong>Runs scripts<\/strong>: Execute commands defined in your project<\/li>\n\n\n\n<li><strong>Publishes packages<\/strong>: Share your own code with the world<\/li>\n<\/ul>\n\n\n\n<h3>Basic NPM Commands?<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code># Install a package for your project\nnpm install react\n\n# Install a package globally (available system-wide)\nnpm install -g nodemon\n\n# Install all packages listed in package.json\nnpm install\n\n# Run a script defined in package.json\nnpm run start\n\n# Create a new project\nnpm init<\/code><\/pre>\n\n\n\n<h3>How NPM Works<\/h3>\n\n\n\n<p>When you install packages, NPM creates a <code>node_modules<\/code> folder in your project and downloads all the code there. It also creates a <code>package-lock.json<\/code> file that remembers exactly which versions of packages you installed, ensuring everyone working on your project gets the same versions.<\/p>\n\n\n\n<h2>NPX: The Package Runner<\/h2>\n\n\n\n<p><strong>NPX (Node Package Execute)<\/strong> is NPM&#8217;s younger sibling that focuses on running packages rather than installing them permanently.<\/p>\n\n\n\n<h3>What NPX Does?<\/h3>\n\n\n\n<ul>\n<li><strong>Runs packages temporarily<\/strong>: Execute tools without installing them globally<\/li>\n\n\n\n<li><strong>Runs local binaries<\/strong>: Execute tools installed in your project<\/li>\n\n\n\n<li><strong>Always uses latest version<\/strong>: Downloads and runs the most recent version of a package<\/li>\n<\/ul>\n\n\n\n<h3>When to Use NPX<\/h3>\n\n\n\n<p>NPX is perfect for:<\/p>\n\n\n\n<ul>\n<li>One-time commands <\/li>\n\n\n\n<li>Creating new projects<\/li>\n\n\n\n<li>Running tools you don&#8217;t use often<\/li>\n\n\n\n<li>Testing packages before installing them<\/li>\n<\/ul>\n\n\n\n<h3>NPX Examples:<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code># Create a new React app (without installing create-react-app globally)\r\nnpx create-react-app my-website\r\n\r\n# Run a local development server\r\nnpx serve\r\n\r\n# Check for outdated packages\r\nnpx npm-check-updates\r\n\r\n# Run a linter on your code\r\nnpx eslint src\/<\/code><\/pre>\n\n\n\n<h3>Why Use NPX?<\/h3>\n\n\n\n<p>Imagine you want to create a React app. The old way required:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>npm install -g create-react-app  # Install globally\r\ncreate-react-app my-app          # Create app<\/code><\/pre>\n\n\n\n<p>With NPX, you can do it in one step:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>npx create-react-app my-app  # Download, run, and clean up<\/code><\/pre>\n\n\n\n<p>NPX downloads the tool, runs it, and then cleans up after itself. No global installation needed!<\/p>\n\n\n\n<h2>PNPM: The Fast and Efficient Alternative<\/h2>\n\n\n\n<p><strong>PNPM (Performant NPM)<\/strong> is a newer package manager that aims to solve some of NPM&#8217;s problems, particularly around speed and disk space usage.<\/p>\n\n\n\n<h3>What Makes PNPM Special?<\/h3>\n\n\n\n<ul>\n<li><strong>Faster installations<\/strong>: Downloads and installs packages quicker than NPM <\/li>\n\n\n\n<li><strong>Saves disk space<\/strong>: Uses a clever linking system to avoid duplicating packages<\/li>\n\n\n\n<li><strong>Stricter security<\/strong>: Prevents accessing packages you didn&#8217;t explicitly install<\/li>\n\n\n\n<li><strong>Compatible<\/strong>: Works with most NPM packages and commands<\/li>\n<\/ul>\n\n\n\n<h3>How PNPM Saves Space<\/h3>\n\n\n\n<p>Traditional NPM installs a separate copy of each package in every project. If you have 10 projects that all use React, you&#8217;ll have 10 copies of React on your computer.<\/p>\n\n\n\n<p>PNPM stores packages in a global location and creates links to them in your projects. So you only need one copy of React, no matter how many projects use it.<\/p>\n\n\n\n<h3>PNPM Commands<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code># Install a package (similar to npm install)\r\npnpm add react\r\n\r\n# Install all dependencies\r\npnpm install\r\n\r\n# Run scripts\r\npnpm run start\r\n\r\n# Remove a package\r\npnpm remove react\r\n\r\n# Install packages globally\r\npnpm add -g nodemon<\/code><\/pre>\n\n\n\n<h3>PNPM vs NPM: The Numbers<\/h3>\n\n\n\n<ul>\n<li><strong>Speed<\/strong>: PNPM is typically 2-3x faster than NPM<\/li>\n\n\n\n<li><strong>Disk usage<\/strong>: PNPM can save 50-90% disk space compared to NPM<\/li>\n\n\n\n<li><strong>Memory usage<\/strong>: PNPM uses less RAM during installation<\/li>\n<\/ul>\n\n\n\n<h2>Which One Should You Use?<\/h2>\n\n\n\n<p>For Beginners Start with NPM, because it comes with Node.js (no extra installation) Most tutorials and documentation assume you&#8217;re using NPM It has the widest compatibility You&#8217;ll find more help online when you run into issues.<\/p>\n\n\n\n<h3>When to Consider NPX:<\/h3>\n\n\n\n<p>Use NPX when you want to:<\/p>\n\n\n\n<ul>\n<li>Run a command once without installing it globally<\/li>\n\n\n\n<li>Create new projects<\/li>\n\n\n\n<li>Test packages before committing to them<\/li>\n\n\n\n<li>Keep your global package installations clean<\/li>\n<\/ul>\n\n\n\n<h3>When to Consider PNPM:<\/h3>\n\n\n\n<p>Switch to PNPM when: <\/p>\n\n\n\n<ul>\n<li>You&#8217;re working on multiple projects and want to save disk space<\/li>\n\n\n\n<li>Installation speed becomes important to you<\/li>\n\n\n\n<li>You want stricter dependency management<\/li>\n\n\n\n<li>You&#8217;re comfortable with occasionally troubleshooting compatibility issues<\/li>\n<\/ul>\n\n\n\n<h2>Key Takeaways<\/h2>\n\n\n\n<ol>\n<li><strong>NPM<\/strong> is the standard package manager &#8211; learn this first <\/li>\n\n\n\n<li><strong>NPX<\/strong> is great for running commands without permanent installation <\/li>\n\n\n\n<li><strong>PNPM<\/strong> is a faster, more efficient alternative to NPM <\/li>\n\n\n\n<li>You can use NPX with any package manager (npm, pnpm, or yarn)<\/li>\n\n\n\n<li>All three can coexist on your system<\/li>\n<\/ol>\n\n\n\n<h2>Getting Started<\/h2>\n\n\n\n<p>If you&#8217;re just starting out<\/p>\n\n\n\n<ol>\n<li>Install Node.js (this gives you NPM and NPX automatically) <\/li>\n\n\n\n<li>Practice basic NPM commands<\/li>\n\n\n\n<li>Try NPX for creating new projects Consider<\/li>\n\n\n\n<li>PNPM later when you want better performance<\/li>\n<\/ol>\n\n\n\n<p>Remember, these are tools to make your development life easier. Don&#8217;t worry about mastering all three immediately &#8211; start with NPM and gradually explore the others as you become more comfortable with JavaScript development.<\/p>\n\n\n\n<p>The most important thing is to start building projects and learning. The package manager you choose is less important than the code you write!<\/p>\n","protected":false},"excerpt":{"rendered":"If you&#8217;re new to JavaScript development, you&#8217;ve probably encountered these three terms: npm, npx, and pnpm. While they&hellip;\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_mi_skip_tracking":false},"categories":[1],"tags":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/geekscademy.com\/index.php\/wp-json\/wp\/v2\/posts\/41"}],"collection":[{"href":"https:\/\/geekscademy.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/geekscademy.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/geekscademy.com\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/geekscademy.com\/index.php\/wp-json\/wp\/v2\/comments?post=41"}],"version-history":[{"count":1,"href":"https:\/\/geekscademy.com\/index.php\/wp-json\/wp\/v2\/posts\/41\/revisions"}],"predecessor-version":[{"id":42,"href":"https:\/\/geekscademy.com\/index.php\/wp-json\/wp\/v2\/posts\/41\/revisions\/42"}],"wp:attachment":[{"href":"https:\/\/geekscademy.com\/index.php\/wp-json\/wp\/v2\/media?parent=41"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/geekscademy.com\/index.php\/wp-json\/wp\/v2\/categories?post=41"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/geekscademy.com\/index.php\/wp-json\/wp\/v2\/tags?post=41"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}