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.

251 billion requests

past month

over 11 640 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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modern-async 464 downloads

esm cjs Version 2.0.4 License MIT

464 downloads

A modern tooling library for asynchronous operations using async/await, promises and async generators

Version 2.0.4 License MIT

Keywords

asyncawaitpromisesasynchronousutilityutilasync/awaitqueueschedulergenerators

egm96-universal 0 downloads

esm Version 1.1.1 License MIT

0 downloads

A library to convert between EGM96-relative altitudes and WGS84 ellipsoid-relative altitudes

Version 1.1.1 License MIT

Keywords

egm96mapwgs84ellipsoidcoordinatealtitudeearthgravitymodel1996cesium

simple-duration 128 downloads

esm cjs Version 1.1.1 License MIT

128 downloads

A tool to convert seconds to strings and back using a human readable format

Version 1.1.1 License MIT

Keywords

datedurationtimehumanmsmillisecondperiodrangesecond

react-bootstrap-confirmation 0 downloads

js Version 1.0.4 License MIT

0 downloads

A library to easily display alerts and confirmations using React and Bootstrap

Version 1.0.4 License MIT

Keywords

reactbootstrapalertconfirmpromptdialog

steelseries 2.9K downloads

esm Version 2.0.9 License BSD-2-Clause

2.9K downloads

A collection of gauge web components

Version 2.0.9 License BSD-2-Clause

Keywords

gaugecanvasradial-gaugelinear-gauge

cesium-cartographic 0 downloads

esm cjs Version 0.2.0 License MIT

0 downloads

Math helper extensions for cartographic calculation in Cesium.js

Version 0.2.0 License MIT

Keywords

cesiumcartographicwgs84mapellipsoidcoordinateearthharvesine

fetch-switcher 0 downloads

esm cjs Version 1.0.1 License MIT

0 downloads

An utility dispatching to multiple implementations of fetch() depending on the URL scheme

Version 1.0.1 License MIT

Keywords

fetchhttpurlpromiseasyncawaitisomorphicuniversalnodebrowserwhatwgxhrajax

fetch-file-scheme 0 downloads

esm cjs Version 0.0.1-alpha.1 License MIT

0 downloads

A fetch implementation for the file: URL scheme in Node

Version 0.0.1-alpha.1 License MIT

Keywords

fetchfilefilesystemurlpromiseasyncawaitisomorphicuniversalnodebrowserwhatwg

cesium-umd 0 downloads

js Version 1.77.1 License MIT

0 downloads

[![npm](https://img.shields.io/npm/v/cesium-umd)](https://www.npmjs.com/package/cesium-umd) [![](https://data.jsdelivr.com/v1/package/npm/cesium-umd/badge)](https://www.jsdelivr.com/package/npm/cesium-umd)

Version 1.77.1 License MIT

Keywords

cesium

sonantx 0 downloads

js Version 2.0.3 License ISC

0 downloads

Sonant-X

Version 2.0.3 License ISC

Keywords

audiomusicsynthesizerwebaudioapi

Multi-CDN Global Network

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& three DNS providers

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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

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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/ emoji-datasource-apple 23 156 807 978

2 npm/ bootstrap 14 005 342 477

3 npm/ swiper 10 717 984 826

4 npm/ prebid-universal-creative 9 254 351 119

5 npm/ workbox-cdn 6 905 348 906

6 npm/ slick-carousel 6 593 461 776

7 npm/ hls.js 4 247 798 564

8 npm/ bootstrap-icons 3 489 257 842

9 npm/ mathjax 2 885 804 427

10 npm/ yandex-metrica-watch 2 490 463 921

Custom CDN Endpoints

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

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