cdnjs vs jsDelivr

jsDelivr is the more common of the two in our index: it runs on 5,834 websites against 4,433 for cdnjs, and 1,524 sites use both. Counts come from real scans, not vendor claims.

cdnjs: 4,433
jsDelivr: 5,834

cdnjs

cdnjs is a free distributed JS library delivery service.

Indexed sites: 4,433
Share of CDN: 11%

Well-known sites using it

hosting24.com
who.int
ipify.org
hostinger.com
datadoghq.com
skyhigh.cloud

All 4,433 sites

jsDelivr

JSDelivr is a free public CDN for open-source projects. It can serve web files directly from the npm registry and GitHub repositories without any configuration.

Indexed sites: 5,834
Share of CDN: 15%

Well-known sites using it

bit.ly
adobe.io
doi.org
springer.com
weibo.com
smartadserver.com

All 5,834 sites

Used together

1,524 sites run both cdnjs and jsDelivr. That is 34% of the sites using cdnjs, the smaller of the two.

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Want to know which one a particular site uses? Look it up and see its whole stack, or compare two sites side by side.