GSAP vs Stimulus

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

Top sites by authority

GSAP · Stimulus · 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

GSAP · Stimulus · share of sites in each country using one or the other

United States 374,319

152,808

United Kingdom 119,878

33,390

India 135,440

14,670

Germany 113,182

24,224

France 112,048

15,861

Italy 105,125

9,100

Canada 85,143

24,413

Brazil 87,855

7,740

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 GSAP sites · All Stimulus sites