Headless UI vs ZURB Foundation
Head-to-head usage across the sites we track.
Top sites by authority
Headless UI · ZURB Foundation · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Headless UI · ZURB Foundation · share of sites in each country using one or the other
United States
11,471
97,282
United Kingdom
5,860
33,264
Germany
5,452
27,418
India
6,660
24,995
Canada
4,763
26,635
France
4,889
23,439
Netherlands
3,778
18,526
Italy
3,577
17,777
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Headless UI | ZURB Foundation |
|---|---|---|
| LCP | 2.2 s | 1.8 s |
| INP | 100 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 700 ms | 800 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.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
Headless UI to ZURB Foundation
| Domain | When |
|---|---|
| labreportdallas.com | Apr 2026 |
| chainplay.gg | Dec 2025 |
| vajpayeetex.in | Aug 2025 |
ZURB Foundation to Headless UI
| Domain | When |
|---|---|
| suzuki.de | Mar 2026 |
| mecanic-plus.ca | Aug 2025 |
| beaucesports.com | Aug 2025 |