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Who left vBulletin, and who still runs it
246 websites in the top 1M run vBulletin, observed directly from the rendered page in the July 2026 crawl.
25
stopped running it that month
2
of those are 11–500 employees
15
adopted it in the last year
Confirmed across two consecutive crawls, not a single month. Build the list →
Some companies running vBulletin
Every row in a full list carries the prospect's whole detected stack.
Not currently available as a list.
What else they run
PHP 100%jQuery 69%Google Analytics 56%Cloudflare 56%Google Hosted Libraries 55%RSS 54%YUI 52%HTTP/3 39%Open Graph 34%Cloudflare Browser Insights 32%
Share of a 246-domain sample of vBulletin users that also run each.