Operating systems
Who left Red Hat, and who still runs it
695 websites in the top 1M run Red Hat, observed directly from the rendered page in the July 2026 crawl.
175
stopped running it that month
20
of those are 11–500 employees
294
adopted it in the last year
Confirmed across two consecutive crawls, not a single month. Build the list →
Some companies running Red Hat
Every row in a full list carries the prospect's whole detected stack.
Not currently available as a list.
What else they run
Apache HTTP Server 99%jQuery 79%OpenSSL 72%Google Analytics 59%PHP 59%Bootstrap 41%Open Graph 39%Google Font API 35%core-js 35%Google Tag Manager 34%
Share of a 695-domain sample of Red Hat users that also run each.