PostHog tech stack
We detected 4 technologies on posthog.com, including Gatsby, React, Cloudinary.
Detected from scripts and markup on the posthog.com homepage on October 2, 2026. This covers what the website loads in the browser, not PostHog's backend or internal tools.
Media CDN
Cloudinary
Also used by adidas, GitLab, monday.com, Peloton, Zapier
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