jsDelivr Data API
Dev Utilities No key
AuthenticationNo key
Rate limitNo hard limit; contact them first if you plan 100+ requests/minute long-term.
Documentation: www.jsdelivr.com ยท Checked Sep 13, 2026
About
jsDelivr is a free content delivery network that hosts JavaScript libraries and npm packages. Its public Data API tells you a package's versions, file lists, entry points, and download stats. No signup, no key, no rate limits. It's perfect for dashboards, dependency tools, and package search features.
Details
No key needed. You can call it right away.
Auth: No key
Rate limit: No hard limit; contact them first if you plan 100+ requests/minute long-term.
Verified: 2026-09-13
Best for: developer
Setup
- No account needed. Just make requests.
- Look up a package: https://data.jsdelivr.com/v1/packages/npm/react.
- List versions: /v1/packages/npm/react@18.
- Include a link to your tool in the User-Agent header if you build something on it.
Example
GET https://data.jsdelivr.com/v1/packages/npm/jqueryUse cases
- Listing versions and files of an npm package
- Showing download statistics on dashboards
- Resolving package files for web tools