Web server extensions
Who left OpenSSL, and who still runs it
7,632 websites in the top 1M run OpenSSL, observed directly from the rendered page in the July 2026 crawl.
3,247
stopped running it that month
192
of those are 11–500 employees
1,988
adopted it in the last year
Confirmed across two consecutive crawls, not a single month. Build the list →
Some companies running OpenSSL
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 100%jQuery 84%PHP 79%Google Analytics 61%Open Graph 47%Bootstrap 46%Google Font API 44%Google Tag Manager 38%Cloudflare 37%core-js 35%
Share of a 3,000-domain sample of OpenSSL users that also run each.