CodeIgniter vs Ruby on Rails

Ruby on Rails is used by more websites in our catalog: 1,379 use CodeIgniter and 4,821 use Ruby on Rails.

Ruby on Rails sites have the higher median Ahrefs Domain Rating (CodeIgniter: 28, Ruby on Rails: 40).

Between 2026-06 and 2026-07, CodeIgniter went from 0.18% to 0.16% of all tracked sites, while Ruby on Rails went from 0.65% to 0.55%. CodeIgniter is gaining ground faster in our index.

2 websites in our catalog use both CodeIgniter and Ruby on Rails.

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.