CodeIgniter vs Fat-Free Framework
Head-to-head usage across the sites we track.
Top sites by authority
CodeIgniter · Fat-Free Framework · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
CodeIgniter · Fat-Free Framework · share of sites in each country using one or the other
India
20,653
128
Indonesia
15,938
100
United States
11,105
309
Brazil
6,527
80
United Kingdom
6,135
137
Türkiye
5,263
81
France
4,024
172
Germany
3,826
164
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | CodeIgniter | Fat-Free Framework |
|---|---|---|
| LCP | 1.9 s | 1.6 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 800 ms | 700 ms |
Median site's p75 values from the Chrome UX Report, Jun 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
CodeIgniter to Fat-Free Framework
| Domain | When |
|---|---|
| diswayjateng.com | Jul 2025 |