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.

279 billion requests

past month

over 13 619 TB

past month

// load any GitHub release, commit, or branch

// note: we recommend using npm for projects that support it

https://cdn.jsdelivr.net/gh/user/repo@version/file

// load jQuery v3.6.4

https://cdn.jsdelivr.net/gh/jquery/jquery@3.6.4/dist/jquery.min.js

// use a version range instead of a specific version

https://cdn.jsdelivr.net/gh/jquery/jquery@3.6/dist/jquery.min.js

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

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

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

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& three DNS providers

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of presence

Low latency "Near China"
network

Smart load-balancing
and routing

Multi-layer cache
and failover

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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/ emoji-datasource-apple 21 509 999 077

2 npm/ bootstrap 13 960 600 734

3 npm/ swiper 10 072 465 698

4 npm/ prebid-universal-creative 9 296 081 658

5 npm/ workbox-cdn 7 033 970 283

6 npm/ slick-carousel 6 621 288 870

7 npm/ hls.js 4 130 413 678

8 npm/ bootstrap-icons 3 468 865 945

9 npm/ mathjax 3 040 372 250

10 npm/ yandex-metrica-watch 2 477 752 105

Custom CDN Endpoints

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

Explore all custom endpoints

2 737 931 848

Requests past month

2 566 GB

Bandwidth past month

230 090 271

Requests past month

23 904 GB

Bandwidth past month

67 156 699

Requests past month

62 601 GB

Bandwidth past month

380 001

Requests past month

14 407 GB

Bandwidth past month

59 761 666

Requests past month

2 272 GB

Bandwidth past month

6 945 457

Requests past month

748 GB

Bandwidth past month

Explore all custom endpoints

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