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.
Full docs
Real-time search by 
Built for production
Developer Friendly
All files from npm and GitHub available with zero setup
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.
Learn more about
the infrastructure that
powers jsDelivr
Check our infographic
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 serversimport { 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
Custom CDN Endpoints
jsDelivr is happy to support unique OSS use-cases that require a fast CDN
833 821 160
Requests past month772 GB
Bandwidth past month
65 086 362
Requests past month6 705 GB
Bandwidth past month
19 890 145
Requests past month18 433 GB
Bandwidth past month
106 261
Requests past month4 267 GB
Bandwidth past month
17 406 736
Requests past month659 GB
Bandwidth past month
1 939 991
Requests past month207 GB
Bandwidth past monthjsDelivr is used by millions of websites globally
