hello-theme-child-master vs oxygen-is-not-a-theme

hello-theme-child-master is used by more websites in our catalog: 1,201 use hello-theme-child-master and 513 use oxygen-is-not-a-theme.

hello-theme-child-master sites have the higher median Ahrefs Domain Rating (hello-theme-child-master: 28, oxygen-is-not-a-theme: 24).

Between 2026-06 and 2026-07, hello-theme-child-master went from 0.15% to 0.14% of all tracked sites, while oxygen-is-not-a-theme went from 0.06% to 0.06%. oxygen-is-not-a-theme is gaining ground faster in our index.

No. A site runs a single WordPress theme, so hello-theme-child-master and oxygen-is-not-a-theme are mutually exclusive.

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.