Adobe ColdFusion vs Ruby on Rails
Head-to-head usage across the sites we track.
Top sites by authority
Adobe ColdFusion · Ruby on Rails · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
12
94
Open Page Rank 8+
100
1,449
Open Page Rank 7+
160
4,617
Open Page Rank 6+
230
7,815
Open Page Rank 5+
301
11,919
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Adobe ColdFusion · Ruby on Rails · share of sites in each country using one or the other
United States
1,789
83,667
United Kingdom
578
33,120
India
693
32,385
Canada
725
29,524
France
473
26,676
Germany
497
26,112
Japan
367
22,820
Spain
405
20,851
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Adobe ColdFusion | Ruby on Rails |
|---|---|---|
| LCP | 1.6 s | 1.7 s |
| INP | 50 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 700 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.