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Alex Spinov
Alex Spinov

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Cal.com Has a Free Scheduling Platform — Open-Source Calendly Alternative

Cal.com is an open-source scheduling platform — let people book meetings without the back-and-forth emails.

What You Get for Free (Free Tier / Self-hosted)

  • Booking pages — shareable URLs for scheduling
  • Calendar sync — Google Calendar, Outlook, Apple Calendar
  • Event types — 15min, 30min, 60min, custom durations
  • Team scheduling — round-robin, collective availability
  • Workflows — automated emails/SMS before and after meetings
  • Embed — inline or popup widget on your website
  • Payments — collect payment at booking (Stripe integration)
  • API — full REST API for custom integrations
  • Webhooks — trigger automations on bookings

Quick Start

Self-hosted:

git clone https://github.com/calcom/cal.com.git
cd cal.com
yarn install && yarn dx  # sets up database and starts dev server
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Or use cal.com cloud free tier — create account, set availability, share link.

Why Developers Switch from Calendly

Calendly's free tier is limited to one event type:

  • Unlimited event types — free, no artificial limits
  • Open source — self-host, customize, white-label
  • API access — build custom booking flows
  • Team features — round-robin included in free tier

A consultant paid $12/month for Calendly Pro to get multiple event types. After Cal.com: unlimited event types, custom branding, team scheduling — $0/month self-hosted.

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