cdnjs vs Section.io

Head-to-head usage across the sites we track.

Top sites by authority

cdnjs · Section.io · 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

cdnjs · Section.io · share of sites in each country using one or the other

United States 424,275

5,076

India 241,139

1,898

Japan 191,810

499

United Kingdom 157,683

2,392

Brazil 128,927

746

France 126,091

1,997

Canada 113,739

1,135

Germany 108,676

1,632

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, 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.

All cdnjs sites · All Section.io sites