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
1 046 546 308
Requests past month973 GB
Bandwidth past month
87 436 049
Requests past month8 864 GB
Bandwidth past month
25 267 403
Requests past month22 988 GB
Bandwidth past month
137 256
Requests past month5 773 GB
Bandwidth past month
24 629 179
Requests past month930 GB
Bandwidth past month
2 410 585
Requests past month255 GB
Bandwidth past monthjsDelivr is used by millions of websites globally
