Cal.com is an open-source scheduling platform offering both a hosted SaaS and self-hostable option. It supports custom workflows, routing, team scheduling, and an API for embedding booking into other products.
Pros & cons
✅ Pros
- Open source and self-hostable
- Highly customizable with API
- Free tier for individuals
- Privacy and data control
⚠️ Cons
- Self-hosting requires technical effort
- Fewer turnkey integrations than Calendly
Who it's best for
Developers and teams wanting open-source, customizable scheduling.
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