CodeMirror vs WebSite X5
Head-to-head usage across the sites we track.
Top sites by authority
CodeMirror · WebSite X5 · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
27
1
Open Page Rank 8+
234
14
Open Page Rank 7+
561
35
Open Page Rank 6+
855
43
Open Page Rank 5+
1,244
55
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
CodeMirror · WebSite X5 · share of sites in each country using one or the other
United States
11,668
193
Italy
1,530
1,790
Germany
1,988
1,192
India
2,941
96
United Kingdom
2,594
134
Canada
2,406
68
Brazil
1,935
160
Spain
1,794
289
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | CodeMirror | WebSite X5 |
|---|---|---|
| LCP | 2.1 s | 1.3 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 900 ms | 300 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.