Joomla vs OpenCms
Head-to-head usage across the sites we track.
Top sites by authority
Joomla · OpenCms · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
13
0
Open Page Rank 8+
254
22
Open Page Rank 7+
887
55
Open Page Rank 6+
1,694
83
Open Page Rank 5+
3,071
109
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Joomla · OpenCms · share of sites in each country using one or the other
Germany
25,269
310
United States
18,958
108
Italy
15,642
201
Poland
14,115
56
Russia
12,845
37
France
10,796
72
Spain
9,081
390
United Kingdom
7,370
83
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Joomla | OpenCms |
|---|---|---|
| LCP | 1.8 s | 1.5 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 900 ms | 600 ms |
Median site's p75 values from the Chrome UX Report, Sep 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.