Mapbox GL JS vs Mapbox.js

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

Top sites by authority

Mapbox GL JS · Mapbox.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

Mapbox GL JS · Mapbox.js · share of sites in each country using one or the other

United States 10,620

8,970

France 4,583

2,079

United Kingdom 3,879

2,491

Germany 4,348

1,442

India 2,887

1,506

Canada 2,778

1,607

Spain 2,840

1,143

Netherlands 2,554

1,302

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 Mapbox GL JS sites · All Mapbox.js sites