Google Hosted Libraries vs Unpkg

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

Top sites by authority

Google Hosted Libraries · Unpkg · 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

Google Hosted Libraries · Unpkg · share of sites in each country using one or the other

United States 280,294

135,894

Japan 224,601

43,433

India 104,588

65,699

United Kingdom 98,930

48,571

France 68,026

42,039

Canada 71,082

36,263

Brazil 62,935

37,142

Germany 62,234

35,395

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 Google Hosted Libraries sites · All Unpkg sites