KaTeX vs Three.js

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

Top sites by authority

KaTeX · Three.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

KaTeX · Three.js · share of sites in each country using one or the other

United States 2,473

15,152

India 2,471

12,368

Germany 1,164

7,574

United Kingdom 1,184

6,545

Philippines 818

6,604

Japan 1,087

6,014

France 1,011

6,090

Brazil 1,105

5,715

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 KaTeX sites · All Three.js sites