CMS
Who left Squarespace, and who still runs it
669 websites in the top 1M run Squarespace, observed directly from the rendered page in the July 2026 crawl.
69
stopped running it that month
5
of those are 11–500 employees
241
adopted it in the last year
Confirmed across two consecutive crawls, not a single month. Build the list →
Some companies running Squarespace
Every row in a full list carries the prospect's whole detected stack.
Not currently available as a list.
What else they run
Open Graph 100%Squarespace Commerce 100%core-js 100%Modernizr 100%YUI 100%HSTS 98%Priority Hints 95%Stimulus 85%Cart Functionality 84%Google Analytics 64%
Share of a 669-domain sample of Squarespace users that also run each.