Web servers
Who left Mongrel, and who still runs it
2 websites in the top 1M run Mongrel, observed directly from the rendered page in the latest crawl.
Some companies running Mongrel
Every row in a full list carries the prospect's whole detected stack.
Not currently available as a list.
What else they run
Ruby 100%jQuery 100%Cloudflare 50%Font Awesome 50%Google AdSense 50%Google Ads 50%Google Analytics 50%Google Ads Conversion Tracking 50%Google Font API 50%Facebook Pixel 50%
Share of a 2-domain sample of Mongrel users that also run each.