cdnjs vs Microsoft Ajax CDN

cdnjs is used by more websites in our catalog: 83,506 use cdnjs and 1,730 use Microsoft Ajax CDN.

cdnjs and Microsoft Ajax CDN sites have a similar median Ahrefs Domain Rating.

Between 2026-06 and 2026-07, cdnjs went from 11% to 9.5% of all tracked sites, while Microsoft Ajax CDN went from 0.23% to 0.20%. Microsoft Ajax CDN is gaining ground faster in our index.

801 websites in our catalog use both cdnjs and Microsoft Ajax CDN.

Adoption is counted from Site Stats Database's own crawl; Domain Rating comes from Ahrefs and traffic from DataForSEO. Figures reflect the sites we track and refresh at least monthly.