YUI Doc vs Zendesk
Head-to-head usage across the sites we track.
Top sites by authority
YUI Doc · Zendesk · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
0
89
Open Page Rank 8+
4
1,075
Open Page Rank 7+
32
3,759
Open Page Rank 6+
50
6,998
Open Page Rank 5+
67
11,620
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
YUI Doc · Zendesk · share of sites in each country using one or the other
United States
340
47,399
United Kingdom
152
25,088
India
133
22,237
Canada
115
21,429
Germany
148
20,616
France
145
18,921
Spain
163
16,321
Australia
75
15,693
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | YUI Doc | Zendesk |
|---|---|---|
| LCP | 1.8 s | 1.9 s |
| INP | 75 ms | 100 ms |
| CLS | 0 | 0 |
| TTFB | 700 ms | 700 ms |
Median site's p75 values from the Chrome UX Report, Aug 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.