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.

152 billion requests

past month

over 5 169 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/jquery@3.6.4/dist/jquery.min.js

// use a version range instead of a specific version

https://cdn.jsdelivr.net/npm/jquery@3.6/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/jquery@3.6.4/src/core.min.js

// omit the file path to get the default file

https://cdn.jsdelivr.net/npm/jquery@3.6

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

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

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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

https://data.jsdelivr.com/v1/packages/npm/bootstrap@5.1.0/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

								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 14 624 717 315

2 npm/ swiper 12 312 990 432

3 npm/ emoji-datasource-apple 11 074 935 621

4 npm/ prebid-universal-creative 8 839 666 577

5 npm/ slick-carousel 6 773 800 429

6 npm/ workbox-cdn 6 476 827 209

7 npm/ hls.js 4 328 100 453

8 npm/ bootstrap-icons 3 720 298 815

9 npm/ mathjax 2 897 704 171

10 npm/ yandex-metrica-watch 2 428 120 049

Custom CDN Endpoints

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

Explore all custom endpoints

0

Requests past month

0

Bandwidth past month

2 416 979

Requests past month

252 GB

Bandwidth past month

893 348

Requests past month

744 GB

Bandwidth past month

2 672

Requests past month

115 GB

Bandwidth past month

626 041

Requests past month

23 GB

Bandwidth past month

57 915

Requests past month

4 GB

Bandwidth past month

Explore all custom endpoints

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