UI frameworks
Who left Semantic UI, and who still runs it
711 websites in the top 1M run Semantic UI, observed directly from the rendered page in the July 2026 crawl.
132
stopped running it that month
7
of those are 11–500 employees
362
adopted it in the last year
Confirmed across two consecutive crawls, not a single month. Build the list →
Some companies running Semantic UI
Every row in a full list carries the prospect's whole detected stack.
Not currently available as a list.
What else they run
Cloudflare 73%jQuery 72%Google Analytics 56%Open Graph 54%cdnjs 51%HTTP/3 45%core-js 44%Google Tag Manager 38%PWA 36%Cloudflare Browser Insights 32%
Share of a 711-domain sample of Semantic UI users that also run each.