Cal.com

Open-source scheduling infrastructure

Cal.com is the open-source alternative to Calendly with scheduling pages, team scheduling, workflows, and API. Self-hostable with full customization.

Panel Reviews

The Builder

Developer Perspective

Ship

“Open source and self-hostable scheduling with a great API. Webhooks and workflows enable custom booking flows.”

The Skeptic

Reality Check

Ship

“Why pay Calendly when Cal.com is open source? The feature set matches or exceeds Calendly for most use cases.”

The Futurist

Big Picture

Ship

“Scheduling infrastructure should be open. Cal.com is the open-source standard.”