Cloudflare vs jsDelivr

Cloudflare is the more common of the two in our index: it runs on 32,448 websites against 6,144 for jsDelivr, and 4,472 sites use both. Counts come from real scans, not vendor claims.

Cloudflare: 32,448
jsDelivr: 6,144

Cloudflare

Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services.

Indexed sites: 32,448
Share of CDN: 78%

Well-known sites using it

All 32,448 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: 6,144
Share of CDN: 15%

Well-known sites using it

All 6,144 sites

Used together

4,472 sites run both Cloudflare and jsDelivr. That is 73% of the sites using jsDelivr, the smaller of the two.

More comparisons

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