Fast. Reliable. Automated.

A free CDN for open source projects

Optimized for JS and ESM delivery from npm and GitHub. Works with all web formats.

Operating since 2012.

163 billion requests

past month

over 5 924 TB

past month

// load any project hosted on npm

https://cdn.jsdelivr.net/npm/package@version/file

// load jQuery v3.6.4

https://cdn.jsdelivr.net/npm/[email protected]/dist/jquery.min.js

// use a version range instead of a specific version

https://cdn.jsdelivr.net/npm/[email protected]/dist/jquery.min.js

https://cdn.jsdelivr.net/npm/jquery@3/dist/jquery.min.js

// omit the version completely to get the latest one

// you should NOT use this in production

https://cdn.jsdelivr.net/npm/jquery/dist/jquery.min.js

// add ".min" to any JS/CSS file to get a minified version

// if one doesn't exist, we'll generate it for you

https://cdn.jsdelivr.net/npm/[email protected]/src/core.min.js

// omit the file path to get the default file

https://cdn.jsdelivr.net/npm/[email protected]

// add / at the end to get a directory listing

https://cdn.jsdelivr.net/npm/jquery/

jsDelivr operates thanks to our main sponsors:

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Built for production

Four CDN
& three DNS providers

More than 540 points
of presence

Low latency "Near China"
network

Smart load-balancing
and routing

Multi-layer cache
and failover

Formal ToS
and Privacy Policy

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Developer Friendly

All files from npm and Github available with zero setup

Usage statistics

Combine multiple
files on-demand

Minify files on-demand

Source map support

Version aliasing

Multiple
IDE Integrations

A free API for all your
NPM and ESM needs

The jsDelivr API allows you to get details about NPM packages, such as their versions, tags, and files. By analyzing package metadata and its real usage, it can automatically suggest the correct entry point for each file type.

Additionally the API provides detailed download statistics for each project, version, and file, as well as network-wide usage statistics.

Read the API documentation

Get project entry points List project versions List package files

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https://data.jsdelivr.com/v1/packages/npm/[email protected]/entrypoints

// =>

{

" entrypoints ": {

" js ": {

" file ": " / dist / js / bootstrap .min .js ",

" guessed ": false

},

" css ": {

" file ": " / dist / css / bootstrap .min .css ",

" guessed ": false

}

}

}

A New-Age CDN for
JavaScript modules

Load modern JavaScript packages built for you on-demand.
Works in modern web browsers, node.js, and deno.

Global Multi-CDN

HTTP/3, minification, brotli compression, fine-tuned HTTP caching, dependency preloading

Permanent storage shared by all edge servers

Learn more about ESM

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								import { Fireworks } from 'https://esm.run/fireworks-js';
								
								let container = document.querySelector('.container');
								
								let options = {
									  gravity: 1.4,
									  opacity: 0.4,
									  autoresize: true,
									  acceleration: 1.00,
									};
								
								let fireworks = new Fireworks(container, options);
								
								fireworks.start();

Analytics and Stats

Use our stats to better understand how your projects are being used, which versions are popular, and which files are being downloaded the most.

Top 10 npm packages past 30 days

1 npm/ bootstrap 13 287 471 693

2 npm/ workbox-cdn 10 294 242 256

3 npm/ prebid-universal-creative 9 835 997 418

4 npm/ swiper 8 568 094 980

5 npm/ emoji-datasource-apple 7 894 305 778

6 npm/ slick-carousel 6 439 713 521

7 npm/ hls.js 4 213 970 454

8 npm/ yandex-metrica-watch 2 900 801 781

9 npm/ bootstrap-icons 2 721 455 927

10 npm/ mathjax 2 037 427 947

Custom CDN Endpoints

jsDelivr is happy to support unique OSS use-cases that require a fast CDN

Explore all custom endpoints

164 062 967

Requests past month

152 GB

Bandwidth past month

17 423 401

Requests past month

1 247 GB

Bandwidth past month

1 225 163

Requests past month

935 GB

Bandwidth past month

17 680

Requests past month

788 GB

Bandwidth past month

2 484 481

Requests past month

104 GB

Bandwidth past month

343 550

Requests past month

42 GB

Bandwidth past month

Explore all custom endpoints

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