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.

239 billion requests

past month

over 10 903 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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@iso-639/data 161 downloads

Version 0.2.0 License MIT

161 downloads

Contains code lists for ISO 639-1 and ISO 639-2 as well as multi-language support.

Version 0.2.0 License MIT

Keywords

iso-639iso-639-1iso-639-2languagelanguage codelanguage jsonlanguage datalanguage mappinglocalelocale codei18ni18n code

@iso-639/mapping 0 downloads

esm cjs Version 0.2.0 License MIT

0 downloads

ISO 639 language code mapping toolkit, which can easily help you manage language data.

Version 0.2.0 License MIT

Keywords

iso-639iso-639-1iso-639-2languagelanguage codelanguage jsonlanguage datalanguage mappinglocalelocale codei18ni18n code

Multi-CDN Global Network

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

View our network map

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 22 219 403 092

2 npm/ bootstrap 13 952 497 947

3 npm/ swiper 10 154 263 846

4 npm/ prebid-universal-creative 9 297 774 954

5 npm/ workbox-cdn 6 993 713 068

6 npm/ slick-carousel 6 606 884 180

7 npm/ hls.js 4 138 537 498

8 npm/ bootstrap-icons 3 470 357 079

9 npm/ mathjax 3 007 619 695

10 npm/ yandex-metrica-watch 2 465 349 323

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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898 GB

Bandwidth past month

80 823 740

Requests past month

8 363 GB

Bandwidth past month

23 864 277

Requests past month

22 141 GB

Bandwidth past month

111 721

Requests past month

4 350 GB

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20 978 303

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2 373 074

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251 GB

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