JavaScript frameworks
Who left Svelte, and who still runs it
13,356 websites in the top 1M run Svelte, observed directly from the rendered page in the July 2026 crawl.
2,248
stopped running it that month
179
of those are 11–500 employees
12,482
adopted it in the last year
Confirmed across two consecutive crawls, not a single month. Build the list →
Some companies running Svelte
Every row in a full list carries the prospect's whole detected stack.
Not currently available as a list.
What else they run
Open Graph 88%Cloudflare 83%core-js 79%Google Analytics 77%Priority Hints 68%HSTS 66%HTTP/3 65%Facebook Pixel 60%jQuery 59%Google Tag Manager 56%
Share of a 3,000-domain sample of Svelte users that also run each.