Automatic.css vs ZURB Foundation
Head-to-head usage across the sites we track.
Top sites by authority
Automatic.css · 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
Automatic.css · ZURB Foundation · share of sites in each country using one or the other
United States
1,894
97,282
United Kingdom
790
33,264
Germany
874
27,418
Canada
467
26,635
India
339
24,995
France
302
23,439
Netherlands
373
18,526
Italy
327
17,777
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Automatic.css | ZURB Foundation |
|---|---|---|
| LCP | 2 s | 1.8 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 1100 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.
Automatic.css to ZURB Foundation
| Domain | When |
|---|---|
| laplagewadingriver.com | Oct 2025 |
ZURB Foundation to Automatic.css
| Domain | When |
|---|---|
| freyameds.com | Mar 2026 |
| businesstravelexecutive.com | Jan 2026 |
| serenevalleyfrenchies.com | Dec 2025 |
| digitalshiftmedia.com | Nov 2025 |
| apihop-formation.com | Oct 2025 |