Crawl 2026-07 · top 1M sites · observed, not inferred

The state of ui frameworks

25 technologies, 380,997 detected installs. Every figure below comes from loading the real page in a real browser during the July 2026 crawl — not from a survey, a panel, or an inference model.

Market share

Bootstrap54.1%

Tailwind CSS20.7%

Animate.css7.3%

Radix UI3.2%

ZURB Foundation2.9%

Element UI2.8%

shadcn/ui1.9%

MUI1.8%

UIKit0.8%

Ant Design0.6%

Headless UI0.6%

Vuetify0.5%

Material Design Lite0.4%

Kendo UI0.4%

Chakra UI0.3%

SvelteKit0.3%

UnoCSS0.2%

Semantic UI0.2%

W3.CSS0.2%

MDBootstrap0.1%

Base UI0.1%

Materialize CSS0.1%

Pure CSS0.1%

CivicTheme0.1%

Angular Material0.1%

Share of detected installs within this category, top 1M sites.

How to cite this

Figures are from the HTTP Archive July 2026 crawl of the top 1,000,000 sites, analysed by Ansafi. HTTP Archive is an open Internet Archive project; the underlying data is public. Method at ansafi.com/methodology, known limits at ansafi.com/coverage.