JavaScript frameworks
Who left AlertifyJS, and who still runs it
1,064 websites in the top 1M run AlertifyJS, observed directly from the rendered page in the July 2026 crawl.
132
stopped running it that month
15
of those are 11–500 employees
518
adopted it in the last year
Confirmed across two consecutive crawls, not a single month. Build the list →
Some companies running AlertifyJS
Every row in a full list carries the prospect's whole detected stack.
Not currently available as a list.
What else they run
jQuery 98%Bootstrap 70%Cloudflare 66%Open Graph 62%Google Analytics 61%PHP 59%core-js 59%Google Font API 47%Font Awesome 46%jQuery UI 41%
Share of a 1,064-domain sample of AlertifyJS users that also run each.