Open Graph vs PDF.js

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

Top sites by authority

Open Graph · PDF.js · 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

Open Graph · PDF.js · share of sites in each country using one or the other

United States 1,859,885

15,609

India 666,509

10,085

Germany 624,387

6,445

Japan 610,428

3,536

United Kingdom 596,006

6,618

Brazil 543,832

6,038

France 527,705

5,813

Italy 436,871

4,647

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 Open Graph sites · All PDF.js sites