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Who left Doppler, and who still runs it
115 websites in the top 1M run Doppler, observed directly from the rendered page in the July 2026 crawl.
13
stopped running it that month
1
of those are 11–500 employees
33
adopted it in the last year
Confirmed across two consecutive crawls, not a single month. Build the list →
Some companies running Doppler
Every row in a full list carries the prospect's whole detected stack.
Not currently available as a list.
What else they run
core-js 96%Google Analytics 93%Facebook Pixel 92%Loggly 90%Open Graph 85%Google Tag Manager 83%jQuery 78%Google Font API 73%WhatsApp Business Chat 61%Cloudflare 61%
Share of a 115-domain sample of Doppler users that also run each.