jQuery Migrate vs Modernizr

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

Top sites by authority

jQuery Migrate · Modernizr · 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

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

United States 873,360

371,127

Germany 320,699

113,484

India 307,283

103,684

United Kingdom 271,907

107,269

Italy 269,098

85,311

France 267,883

78,517

Japan 283,792

57,153

Brazil 256,253

61,376

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, Aug 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 jQuery Migrate sites · All Modernizr sites