Cal.com tech stack

We detected 6 technologies on cal.com, including Framer, imgix, Google Tag Manager.

Detected from scripts and markup on the cal.com homepage on October 2, 2026. This covers what the website loads in the browser, not Cal.com's backend or internal tools.

Site builder

Framer
Also used by Framer, Miro, Mixpanel

Media CDN

imgix
Also used by Glossier, Headspace

Tag manager

Google Tag Manager
Also used by Airtable, Allbirds, Anthropic, Calendly, Clay

Analytics

PostHog
Also used by PostHog, Resend

Advertising

X Ads
Also used by Clerk, PlayStation

Font service

Google Fonts
Also used by Asana, Atlassian, Clay, Discord, Disney+

Cal.com brand profile · Cal.com fonts and colors

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Baxter is not affiliated with Cal.com. Data was measured from cal.com.