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
1,725
87,178
United Kingdom
714
29,173
Germany
820
24,259
Canada
399
23,316
India
303
22,314
France
243
19,373
Netherlands
323
16,190
Australia
358
15,569
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 | 900 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.
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 |
|---|---|
| weplay.co | Jun 2026 |
| olympicbehavioralhealth.com | May 2026 |
| laplagewadingriver.com | Oct 2025 |
ZURB Foundation to Automatic.css
| Domain | When |
|---|---|
| olympicbehavioralhealth.com | May 2026 |
| freyameds.com | Mar 2026 |
| businesstravelexecutive.com | Jan 2026 |
| serenevalleyfrenchies.com | Dec 2025 |
| digitalshiftmedia.com | Nov 2025 |
| apihop-formation.com | Oct 2025 |