UI frameworks
Who left Base UI, and who still runs it
535 websites in the top 1M run Base UI, observed directly from the rendered page in the July 2026 crawl.
81
stopped running it that month
8
of those are 11–500 employees
1,076
adopted it in the last year
Confirmed across two consecutive crawls, not a single month. Build the list →
Some companies running Base UI
Every row in a full list carries the prospect's whole detected stack.
Not currently available as a list.
What else they run
React 100%Open Graph 86%Tailwind CSS 78%Priority Hints 76%Cloudflare 73%Node.js 72%Webpack 71%Next.js 70%Google Analytics 69%HSTS 62%
Share of a 535-domain sample of Base UI users that also run each.