Cal.com API (Open Source)
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Overview
Tagline Brand's website · 2026-10-04
It provides a completely headless, open-source scheduling infrastructure that allows developers to maintain full control over their data and user experience.
Description Brand's website · 2026-10-04
Cal.com API is the developer-focused infrastructure for the Cal.com scheduling platform. It provides programmable access to calendar synchronization, event booking, and availability management, allowing developers to build custom scheduling workflows into their own applications. Unlike proprietary competitors, it is built on an open-source core with a focus on extensibility and data sovereignty.
Offerings
Core capabilities Brand's website · 2026-10-04
- Scheduling API
- Webhooks
- Branding/White-labeling
- Atom components
Pricing Brand's website · 2026-10-04
Freemium / Enterprise Licensing for API
Audience
Target industry Brand's website · 2026-10-04
Software Developers, SaaS Platforms, Marketplaces, Healthcare Portals
Landscape
Competitors Brand's website · 2026-10-04
- Calendly API
- Cronofy
- Nylas-Scheduler
- Acquire.com (Scheduling functionality)
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Claim Cal.com API (Open Source) — free →Page last updated 2026-10-17.