Use npm to install, share, and distribute code; manage dependencies in your projects; and share & receive feedback with others.
The npm registry hosts over a quarter million packages of reusable code — the largest code registry in the world.
Popular libraries like JQuery, Bootstrap, React, and Angular, and components from frameworks including Polymer.
Packages for mobile, IoT, front end, back end, robotics… everything you need to start building amazing things.
Assemble packages like building blocks to quickly develop awesome new projects.
Every month, more than 4 million developers use npm to find, share, and reuse code — and assemble it in powerful new ways.
npm has tools for projects and teams of every size.
per user / month
Browsing, installing, and publishing to the npm registry is always free for open source code. Create a free npm account.