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.

192 billion requests

past month

over 8 128 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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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 14 539 992 088

2 npm/ swiper 12 214 847 132

3 npm/ emoji-datasource-apple 10 613 311 529

4 npm/ prebid-universal-creative 8 828 999 902

5 npm/ slick-carousel 6 775 938 738

6 npm/ workbox-cdn 6 360 631 469

7 npm/ hls.js 4 451 643 605

8 npm/ bootstrap-icons 3 775 367 442

9 npm/ mathjax 2 639 964 900

10 npm/ gsap 2 280 392 423

Custom CDN Endpoints

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

Explore all custom endpoints

430 918 813

Requests past month

419 GB

Bandwidth past month

40 013 282

Requests past month

4 332 GB

Bandwidth past month

8 637 194

Requests past month

7 493 GB

Bandwidth past month

44 263

Requests past month

1 931 GB

Bandwidth past month

14 864 602

Requests past month

581 GB

Bandwidth past month

712 433

Requests past month

69 GB

Bandwidth past month

Explore all custom endpoints

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