Kestrel vs OpenResty

OpenResty is used by more websites in our catalog: 952 use Kestrel and 4,190 use OpenResty.

OpenResty sites have the higher median Ahrefs Domain Rating (Kestrel: 23, OpenResty: 30).

Between 2026-06 and 2026-07, Kestrel went from 0.10% to 0.11% of all tracked sites, while OpenResty went from 0.55% to 0.48%. Kestrel is gaining ground faster in our index.

0 websites in our catalog use both Kestrel and OpenResty.

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.