Issue trackers
Who left Trac, and who still runs it
2 websites in the top 1M run Trac, observed directly from the rendered page in the July 2026 crawl.
Some companies running Trac
Every row in a full list carries the prospect's whole detected stack.
Not currently available as a list.
What else they run
Python 100%jQuery 100%HSTS 50%Nginx 50%jQuery Migrate 50%
Share of a 2-domain sample of Trac users that also run each.