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 2,551

15,668

India 2,484

12,588

Germany 1,270

8,278

United Kingdom 1,225

7,106

Japan 1,234

6,694

France 1,103

6,615

Philippines 843

6,395

Italy 892

6,184

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 KaTeX sites · All Three.js sites