stackswitch

Cal.com

Open-source scheduling infrastructure

Free
Starting price
4.3/5
G2 rating
3
Pricing plans
2021
Founded

Cal.com is an open-source scheduling platform and the leading alternative to Calendly. It offers full data ownership, self-hosting options, a generous free cloud tier, and advanced routing forms — making it popular with developers and privacy-conscious teams.

Key features

Unlimited bookingsRouting formsRound-robin routingWebhooks & APISelf-hosting optionWorkflow automationsPayment collection

Pros

  • Open source with full data ownership
  • More generous free plan than Calendly
  • Strong developer API
  • Self-hosting option

Cons

  • Less polished than Calendly
  • Fewer native integrations
  • Self-hosting requires technical skill

Top Cal.com alternatives

Calendly Scheduling automation for teams and individuals
See all Cal.com alternatives →