Security
Who left Slider Captcha, and who still runs it
68 websites in the top 1M run Slider Captcha, observed directly from the rendered page in the July 2026 crawl.
9
stopped running it that month
1
of those are 11–500 employees
57
adopted it in the last year
Confirmed across two consecutive crawls, not a single month. Build the list →
Some companies running Slider Captcha
Every row in a full list carries the prospect's whole detected stack.
Not currently available as a list.
What else they run
jQuery 100%Cloudflare 59%Bootstrap 56%Font Awesome 54%Google Analytics 47%core-js 47%HSTS 41%Google Font API 37%PHP 37%cdnjs 35%
Share of a 68-domain sample of Slider Captcha users that also run each.