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.

249 billion requests

past month

over 12 549 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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redux-action < 100 downloads

js Version 1.2.2 License MIT

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redux action utils

Version 1.2.2 License MIT

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js Version 3.0.3 License MIT

< 100 downloads

a middleware for koa to cache response with redis.

Version 3.0.3 License MIT

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java like string hashCode

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js Version 1.0.0 License MIT

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a mysql wrapper for co or koa

Version 1.0.0 License MIT

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```bash npm i react-util ```

Version 3.0.1 License MIT

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convert callback function to promise only use native promise

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Version 0.6.1 License MIT

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js Version 3.0.0 License MIT

< 100 downloads

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Version 3.0.0 License MIT

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Multi-CDN Global Network

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& three DNS providers

More than 540 points
of presence

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network

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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

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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 14 534 013 565

2 npm/ swiper 12 323 455 957

3 npm/ emoji-datasource-apple 10 801 113 300

4 npm/ prebid-universal-creative 8 806 811 141

5 npm/ slick-carousel 6 714 143 920

6 npm/ workbox-cdn 6 494 617 807

7 npm/ hls.js 4 330 718 383

8 npm/ bootstrap-icons 3 652 706 803

9 npm/ mathjax 2 815 277 668

10 npm/ yandex-metrica-watch 2 443 286 635

Custom CDN Endpoints

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

Explore all custom endpoints

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