AOS vs jQuery Migrate

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

Top sites by authority

AOS · jQuery Migrate · 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

AOS · jQuery Migrate · share of sites in each country using one or the other

United States 89,280

988,550

India 59,977

354,719

Germany 34,536

361,975

Japan 27,558

329,383

France 33,083

322,388

United Kingdom 37,571

313,223

Italy 24,311

315,256

Brazil 22,573

282,509

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 AOS sites · All jQuery Migrate sites