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+
5
1,073
Open Page Rank 7+
30
3,743
Open Page Rank 6+
47
6,936
Open Page Rank 5+
63
11,485
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
337
46,817
United Kingdom
154
24,858
Canada
117
21,181
India
131
21,112
Germany
153
20,356
France
146
18,702
Spain
170
16,859
Italy
218
15,617
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | YUI Doc | Zendesk |
|---|---|---|
| LCP | 1.9 s | 1.9 s |
| INP | 75 ms | 100 ms |
| CLS | 0 | 0 |
| TTFB | 800 ms | 700 ms |
Median site's p75 values from the Chrome UX Report, Oct 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.