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 1,657

86,282

United Kingdom 694

29,226

Germany 842

23,949

Canada 388

23,311

India 283

21,706

France 251

19,589

Netherlands 332

16,523

Italy 305

15,964

Audience countries from the Chrome UX Report, top markets of either technology.

Real user performance

Median site's p75 values from the Chrome UX Report, Sep 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.

All Automatic.css sites · All ZURB Foundation sites